CN106337977A - Lubricant, wear-resistant and anti-corrosion graphene pipe and preparation process thereof - Google Patents

Lubricant, wear-resistant and anti-corrosion graphene pipe and preparation process thereof Download PDF

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Publication number
CN106337977A
CN106337977A CN201610992842.9A CN201610992842A CN106337977A CN 106337977 A CN106337977 A CN 106337977A CN 201610992842 A CN201610992842 A CN 201610992842A CN 106337977 A CN106337977 A CN 106337977A
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China
Prior art keywords
wear
pipe
corrosion
lubricating
oil pipe
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CN201610992842.9A
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Chinese (zh)
Inventor
盛成威
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DAQING SHENGRI PETROLEUM TECHNOLOGY DEVELOPMENT Co Ltd
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DAQING SHENGRI PETROLEUM TECHNOLOGY DEVELOPMENT Co Ltd
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Priority to CN201610992842.9A priority Critical patent/CN106337977A/en
Publication of CN106337977A publication Critical patent/CN106337977A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/002—Pretreatement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
    • B05D3/0413—Heating with air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
    • B05D7/222—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes of pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/56—Three layers or more
    • B05D7/58—No clear coat specified
    • B05D7/586—No clear coat specified each layer being cured, at least partially, separately
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear

Abstract

The invention provides a lubricant, wear-resistant and anti-corrosion graphene pipe and a preparation process thereof and relates to the technical field of petroleum equipment. The pipe comprises an oil pipe, a lubricant, wear-resistant and anti-corrosion layer, an adhesive layer and a protecting layer, wherein the oil pipe is in a hollow cylindrical structure, the inner wall of the oil pipe is sprayed with the lubricant, wear-resistant and anti-corrosion layer, the adhesive layer and the protecting layer from outside to inside sequentially by a high-pressure gas-free spraying system in a hot-air curing manner. The lubricant, wear-resistant and anti-corrosion layer is made of lubricant, wear-resistant and anti-corrosion powder, and the thickness of the lubricant, wear-resistant and anti-corrosion layer is larger than 100um; the adhesive layer consists of an adhesive, and the thickness of adhesive layer is 120-260 mum; the protecting layer consists of graphene, and the thickness of the protecting layer is 0. 5-3.7 mum. The graphene lubricant, anti-wear and anti-corrosion pipe reduces conveying resistance to the oil pipe, and when the pipe is applied as a gas field well pipe is used to improve gas well productivity, reduce corrosion of inner wall of gas field pipeline, reduce the number of pigging and prolong service life of gas field pipeline.

Description

A kind of Graphene lubricating and wear-resisting anti-corrosion pipe and preparation technology
Technical field:
The present invention relates to oil equipment technical field is and in particular to a kind of Graphene lubricating and wear-resisting anti-corrosion pipe and preparation technology.
Background technology:
With the maintenance work expanding day of oil and gas exploitation amount and oil field middle and later periods, the corrosion protection of oil and gas pipes is also got over More to be taken seriously.Oil recovery production has been enter into ultra-high water-containing production period, and the sewage of high salinity and chemical displacement of reservoir oil severe corrosive is Cause one of principal element of pipe-line equipment corrosion failure.co2Component as oil, natural gas or stratum water is present in oil gas In layer, using co2When mixed phase technology improves oil recovery factor, also can be by co2Bring crude oil production system into.co2After being dissolved in water, During identical ph value, its total acidity is higher than hydrochloric acid, therefore the corrosion to tubing in well is more serious than hydrochloric acid.In addition in the Oil/gas Well having Containing h2S gas, in pipe, the flow regime of mixed liquor, temperature, ph value, material etc. also have a huge impact to corrosion, therefore Make corrosion process more complicated.At present both at home and abroad to co2Or under h2s independent role corrosion research more abundant, and right h2s、co2Coexist in system, especially HTHP h2s、co2Anticorrosion in Multiphase Flow medium is more difficult, commonly prevents Rotten measure cannot meet the needs of actual anti-corrosion application.
Content of the invention:
It is an object of the invention to provide a kind of Graphene lubricating and wear-resisting anti-corrosion pipe and preparation technology, absorb domestic and international state-of-the-art technology material Material, produces Graphene lubricating and wear-resisting anti-corrosion pipe, breaches the restriction of domestic oil pick-up tube pipe with small pipe diameter solid paint-on technique condition, solution Certainly inside pipe wall and the serious problem of surface abrasion situation, increase substantially value-added content of product.
The technical solution used in the present invention is: a kind of Graphene lubricating and wear-resisting anti-corrosion pipe and preparation technology, including oil pipe, profit Sliding wear-and corrosion-resistant layer, adhesive layer and overcoat, oil pipe is cylinder hollow-core construction, and tube inner wall adheres to lubrication from outside to inside successively Wear-and corrosion-resistant layer, adhesive layer and overcoat, lubricating and wear-resisting anticorrosive coat is made up of lubricating and wear-resisting corrosion resistant powder, lubricating and wear-resisting anticorrosive coat Thickness is more than 100um；Adhesive layer is made up of adhesive, and adhesive layer thickness is 120～260um；Overcoat is made up of Graphene, prevents Covering thickness is 0.5～3.7um.
The preparation technology of Graphene lubricating and wear-resisting anti-corrosion pipe is:
Step one, oil pipe is transferred on upper pipe platform by lifting or carrying machines and tool, and upper pipe platform carries supporting leg by two I-steel composition, upper pipe platform is provided with protectiveness material, and protectiveness material protection oil pipe outer surface or external anti-corrosion layer are not Damaged；
Step 2, is heated to oil pipe body using preheating device, is dried process, 200～450 DEG C of heating-up temperature, plus The hot time is 10～100min, removes the steam on oil pipe body；
Step 3, implements impeller blasting to oil pipe surfaces externally and internally and processes, remove oil pipe surfaces externally and internally salinity, greasy dirt and oxidation Skin, inner surface treatment quality reaches the closely white level of sa2.5, and the pellet after process enters the circulatory system, and dust enters at reclaiming clean Reason；
Step 4, ball or purging station, remaining shot and floating dust in cleaning oil pipe, after separated purification, shot returns hopper Recycle, reach pipe inner surface cleaning；
Step 5, the oil pipe after cleaning enters coating station, and coating procedure uses airless spraying system, lubricating and wear-resisting is prevented Rotten layer is uniformly coated to the inner surface of oil pipe according to thickness requirement, and coating work is back and forth carried out 2～6 times；
Step 6, after coating lubricating and wear-resisting anticorrosive coat, is quickly dried to lubricating and wear-resisting anticorrosive coat by the way of hot blast solidification Solidization, at 50～210 DEG C, the baking and curing time is 30～50min to the temperature control of baking and curing；
Step 7, after the solidification of lubricating and wear-resisting anticorrosive coat, utilizes airless spraying system in pipe inner surface according to thickness requirement Spraying adhesive layer, spray coating operations are back and forth carried out 2～4 times；
Step 8, after coating adhesive layer, carries out flash baking solidification to adhesive layer by the way of hot blast solidification, baking and curing At 50～210 DEG C, the baking and curing time is 30～50min to temperature control；
Step 9, after adhesive layer solidification, using airless spraying system, the overcoat of liquid is uniformly applied according to thickness requirement Overlay on pipe inner surface, even if graphene uniform is coated on pipe inner surface, coating work is back and forth carried out 2～6 times；
Step 10, after coating overcoat, carries out flash baking solidification to overcoat by the way of hot blast solidification, baking and curing At 50～210 DEG C, the baking and curing time is 30～50min to temperature control；
Step 11, detects to the oil pipe after graphene coated lubricating and wear-resisting anti-corrosion material, is packed after detection is up to standard Accumulating.
Airless spraying system used in described step 5, step 7 and step 9, is to be driven using gases at high pressure Dynamic paint pump, coating is increased to high pressure, is sprayed by narrow nozzle, produces negative pressure, acutely expands, so that coating is formed superfine Fan-shaped vaporific, spray at a high speed surface of the work and form film layer.
The invention has the beneficial effects as follows: this Graphene lubricating and wear-resisting anti-corrosion pipe utilizes a series of coating furnace drying method, will Lubricating and wear-resisting anticorrosive coat, adhesive layer and overcoat (graphene layer) are coated on pipe inner surface, have reached following performance special Point:
1) serve the effect of protection oil pipe, there is excellent chemicals-resistant corrosive nature, film tough and hard wear resistant, adhesive force is strong, Physical and mechanical properties is good, and film is smooth, easily rinses, antifungi, anti-oxidant, high temperature resistant.Electric conductivity is strong, is outstanding anti-corrosion resistance to Erosion coating.The application of mouth of pipe screw thread can reduce generation thread gluing (cold welding) phenomenon；
2) there is the function of novel environment friendly, nontoxic, low voc, resistance to various oil products, solvent resistant, the performance such as acid and alkali-resistance, water resistance pole By force, there is prominent heat conduction, heat-sinking capability, hardening time is short, energy saving is easy to industrial application, the scene of being suitable to is applied Work；
3) energy-saving, sliding surface drag reduction improves mobile performance, improves conveying capacity, reduces tube inner wall corrosion, extends Oil/Gas Pipe It is excused from a college course the phase, improves Oil/gas Well production time efficiency, reduce oil gas well operations maintenance cost, save ground kinetic energy and power consumption, saving Labour
4) can reparative regeneration, each coat resistance to extreme pressure toughness also have fills and leads up repairing effect, some old tube failure faces are entered Row wear-and corrosion-resistant coats operation, is allowed to recover physical dimension and can reach its original function reuse, cost of reducing investment outlay.
Brief description:
Fig. 1 is present configuration schematic diagram.
Specific embodiment:
With reference to Fig. 1, a kind of Graphene lubricating and wear-resisting anti-corrosion pipe and preparation technology, including oil pipe 1, lubricating and wear-resisting anticorrosive coat 2, gluing Layer 3 and overcoat 4, oil pipe 1 is cylinder hollow-core construction, oil pipe 1 inwall from outside to inside successively attachment lubricating and wear-resisting anticorrosive coat 2, Adhesive layer 3 and overcoat 4, lubricating and wear-resisting anticorrosive coat 2 is made up of lubricating and wear-resisting corrosion resistant powder, and lubricating and wear-resisting anticorrosive coat 2 thickness is big In 100um；Adhesive layer 3 is made up of adhesive, and adhesive layer thickness is 120～260um；Overcoat 4 is made up of Graphene, overcoat 4 thickness are 0.5～3.7um.
The preparation technology of Graphene lubricating and wear-resisting anti-corrosion pipe is:
Step one, oil pipe is transferred on upper pipe platform by lifting or carrying machines and tool, and upper pipe platform carries supporting leg by two I-steel composition, upper pipe platform is provided with protectiveness material, and protectiveness material protection oil pipe outer surface or external anti-corrosion layer are not Damaged；
Step 2, is heated to oil pipe body using preheating device, is dried process, 200～450 DEG C of heating-up temperature, plus The hot time is 10～100min, removes the steam on oil pipe body；
Step 3, implements impeller blasting to oil pipe surfaces externally and internally and processes, remove oil pipe surfaces externally and internally salinity, greasy dirt and oxidation Skin, inner surface treatment quality reaches the closely white level of sa2.5, and the pellet after process enters the circulatory system, and dust enters at reclaiming clean Reason；
Step 4, ball or purging station, remaining shot and floating dust in cleaning oil pipe, after separated purification, shot returns hopper Recycle, reach pipe inner surface cleaning；
Step 5, the oil pipe after cleaning enters coating station, and coating procedure uses airless spraying system, lubricating and wear-resisting is prevented Rotten layer is uniformly coated to the inner surface of oil pipe according to thickness requirement, and coating work is back and forth carried out 2～6 times；
Step 6, after coating lubricating and wear-resisting anticorrosive coat, is quickly dried to lubricating and wear-resisting anticorrosive coat by the way of hot blast solidification Solidization, at 50～210 DEG C, the baking and curing time is 30～50min to the temperature control of baking and curing；
Step 7, after the solidification of lubricating and wear-resisting anticorrosive coat, utilizes airless spraying system in pipe inner surface according to thickness requirement Spraying adhesive layer, spray coating operations are back and forth carried out 2～4 times；
Step 8, after coating adhesive layer, carries out flash baking solidification to adhesive layer by the way of hot blast solidification, baking and curing At 50～210 DEG C, the baking and curing time is 30～50min to temperature control；
Step 9, after adhesive layer solidification, using airless spraying system, the overcoat of liquid is uniformly applied according to thickness requirement Overlay on pipe inner surface, even if graphene uniform is coated on pipe inner surface, coating work is back and forth carried out 2～6 times；
Step 10, after coating overcoat, carries out flash baking solidification to overcoat by the way of hot blast solidification, baking and curing At 50～210 DEG C, the baking and curing time is 30～50min to temperature control；
Step 11, detects to the oil pipe after graphene coated lubricating and wear-resisting anti-corrosion material, is packed after detection is up to standard Accumulating.
Airless spraying system used in described step 5, step 7 and step 9, is to be driven using gases at high pressure Dynamic paint pump, coating is increased to high pressure, is sprayed by narrow nozzle, produces negative pressure, acutely expands, so that coating is formed superfine Fan-shaped vaporific, spray at a high speed surface of the work and form film layer.Because airless spraying pressure is high, and there is no air in coating, make Shortcoming in traditional aerial spraying is overcome, thus improve the quality of film, uniformly, pin hole is few, can subtract for coat Few coating, the pollution to air for the droplet of solvent, reduces cost, improve the condition of work of workman.
The shot blasting method that described step 3 kind adopts not only can remove the rusty stain on oil pipe surface, oxide skin, Er Qieke Make oil pipe surface peening, eliminate residual stress, improve fatigue performance and anticorrosion stress-resistant performance, and there is abrasive material utilization rate High, speed is fast, low cost and other advantages.
Overcoat 4(graphene layer) firmly it is coated on tube inner wall with unique network structure and high toughness, make Obtain tube inner wall and obtained lubricating and wear-resisting corrosion-resistant protective layer 4, wherein Graphene structure in the form of sheets, be that extremely thin piece becomes knot Structure, it can be layering with resurfacing, defines the physical isolation layer of densification, and the corrosive medium of small molecule is difficult to pass through this layer Fine and close isolation becomes, so the anticorrosive paint having filled Graphene has extremely strong physical isolation to act on, and Graphene chemistry is steady Qualitative and heat endurance is fabulous, water insoluble, sour, alkali, organic solvent, and nontoxic, load extreme pressure ability is strong, with common metal surface Do not produce chemical reaction.
It is below the detection table of the anti-corrosion pipe coating of this Graphene lubricating and wear-resisting:
Some superpower performances of having of Graphene that this Graphene lubricating and wear-resisting anti-corrosion pipe adopts serve in wear-and corrosion-resistant to Close important effect.
The technological core of this Graphene lubricating and wear-resisting anti-corrosion pipe is surface Hardening Treatment technique Graphene and lubricating and wear-resisting Anticorrosive powder is coated on pipe inner surface using paint-on technique, is lubricated, the effect of wear-resisting, corrosion-resistant, its both surface friction 0.079, single-sided friction 0.111, its lubrication friction coefficient is low, and the frictional resistance producing between friction means is little, can save electric power Consume, well face oil pumper electric energy can be saved for 12% using measuring.
This Graphene lubricating and wear-resisting anti-corrosion pipe is applied to rod-pumped well, deviated directional drilling and the corrosion well of eccentric wear seriously corroded Deng it can improve running technology situation, mitigates the labour intensity of workman, saves labour, reduces the abrasion of pumpingh well, reduce and make The industry time between overhauls(TBO), increase the service life.
In sum, this Graphene lubricating and wear-resisting anti-corrosion pipe reduces pipeline resistance to oil pipe, and well casing application in gas field carries High gas well deliverability, mitigates the corrosion of gas field inner-walls of duct, reduces time of pigging, extends the service life of gas field pipeline；Producing well The oil pick-up tube use of eccentric wear seriously corroded can improve running technology situation, does not affect the use of going into the well of any downhole tool, reduces The erosion corrosion of oil pick-up tube, reduces the operation time between overhauls(TBO), increases the service life, be the new regeneration product of energy efficiency.

Claims (3)

1. a kind of Graphene lubricating and wear-resisting anti-corrosion pipe and preparation technology, including oil pipe (1), lubricating and wear-resisting anticorrosive coat (2), adhesive layer (3) and overcoat (4) it is characterised in that: oil pipe (1) is cylinder hollow-core construction, and oil pipe (1) inwall adheres to from outside to inside successively Lubricating and wear-resisting anticorrosive coat (2), adhesive layer (3) and overcoat (4), lubricating and wear-resisting anticorrosive coat (2) is by lubricating and wear-resisting corrosion resistant powder group Become, lubricating and wear-resisting anticorrosive coat (2) thickness is more than 100um；Adhesive layer (3) is made up of adhesive, adhesive layer thickness be 120～ 260um；Overcoat (4) is made up of Graphene, and overcoat (4) thickness is 0.5～3.7um.
2. a kind of Graphene lubricating and wear-resisting anti-corrosion pipe according to claim 1 preparation technology it is characterised in that: preparation work Skill is:
Step one, oil pipe is transferred on upper pipe platform by lifting or carrying machines and tool, and upper pipe platform carries supporting leg by two I-steel composition, upper pipe platform is provided with protectiveness material, and protectiveness material protection oil pipe outer surface or external anti-corrosion layer are not Damaged；
Step 2, is heated to oil pipe body using preheating device, is dried process, 200～450 DEG C of heating-up temperature, plus The hot time is 10～100min, removes the steam on oil pipe body；
Step 3, implements impeller blasting to oil pipe surfaces externally and internally and processes, remove oil pipe surfaces externally and internally salinity, greasy dirt and oxidation Skin, inner surface treatment quality reaches the closely white level of sa2.5, and the pellet after process enters the circulatory system, and dust enters at reclaiming clean Reason；
Step 4, ball or purging station, remaining shot and floating dust in cleaning oil pipe, after separated purification, shot returns hopper Recycle, reach pipe inner surface cleaning；
Step 5, the oil pipe after cleaning enters coating station, and coating procedure uses airless spraying system, lubricating and wear-resisting is prevented Rotten layer is uniformly coated to the inner surface of oil pipe according to thickness requirement, and coating work is back and forth carried out 2～6 times；
Step 6, after coating lubricating and wear-resisting anticorrosive coat, is quickly dried to lubricating and wear-resisting anticorrosive coat by the way of hot blast solidification Solidization, at 50～210 DEG C, the baking and curing time is 30～50min to the temperature control of baking and curing；
Step 7, after the solidification of lubricating and wear-resisting anticorrosive coat, utilizes airless spraying system in pipe inner surface according to thickness requirement Spraying adhesive layer, spray coating operations are back and forth carried out 2～4 times；
Step 8, after coating adhesive layer, carries out flash baking solidification to adhesive layer by the way of hot blast solidification, baking and curing At 50～210 DEG C, the baking and curing time is 30～50min to temperature control；
Step 9, after adhesive layer solidification, using airless spraying system, the overcoat of liquid is uniformly applied according to thickness requirement Overlay on pipe inner surface, even if graphene uniform is coated on pipe inner surface, coating work is back and forth carried out 2～6 times；
Step 10, after coating overcoat, carries out flash baking solidification to overcoat by the way of hot blast solidification, baking and curing At 50～210 DEG C, the baking and curing time is 30～50min to temperature control；
Step 11, detects to the oil pipe after graphene coated lubricating and wear-resisting anti-corrosion material, is packed after detection is up to standard Accumulating.
3. a kind of Graphene lubricating and wear-resisting anti-corrosion pipe according to claim 2 preparation technology it is characterised in that: described Airless spraying system used in step 5, step 7 and step 9, is using drive of high-pressure gas paint pump, by coating Increase to high pressure, sprayed by narrow nozzle, produce negative pressure, acutely expand, superfine sector is vaporific so that coating is formed, and high speed is sprayed Form film layer to surface of the work.
CN201610992842.9A 2016-11-11 2016-11-11 Lubricant, wear-resistant and anti-corrosion graphene pipe and preparation process thereof Pending CN106337977A (en)

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Cited By (9)

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CN107189564A (en) * 2017-06-02 2017-09-22 太仓市勤红防腐设备有限公司 The preparation method of graphene-containing pyrocondensation anti-corrosion pipe
CN107448731A (en) * 2017-08-01 2017-12-08 辛宇 A kind of Wen's pipe connected pipe method of inhibiting corrosion
CN107504285A (en) * 2017-09-29 2017-12-22 江苏天时新材料科技有限公司 A kind of composite metal pipe
WO2019119404A1 (en) * 2017-12-18 2019-06-27 中裕软管科技股份有限公司 Corrosion-resistant graphene oil delivery pipe and preparation method therefor
CN110743766A (en) * 2019-11-08 2020-02-04 江苏科盾检测技术有限公司 Natural gas pipeline corrosion prevention method
CN111446461A (en) * 2020-03-13 2020-07-24 浙江华熔科技有限公司 Preparation method of graphene coating resistant to corrosion of acidic medium in fuel cell
CN111804547A (en) * 2020-07-09 2020-10-23 大庆市盛日石油技术开发有限公司 Anticorrosive wear-resisting graphite alkene coating pipe
CN112533305A (en) * 2020-12-04 2021-03-19 常州市超顺电子技术有限公司 Graphite alkene coil panel that generates heat

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Application publication date: 20170118