CN105149865B - The inwall lining plastic anticorrosion process of major diameter tank body equipment - Google Patents

The inwall lining plastic anticorrosion process of major diameter tank body equipment Download PDF

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Publication number
CN105149865B
CN105149865B CN201510599791.9A CN201510599791A CN105149865B CN 105149865 B CN105149865 B CN 105149865B CN 201510599791 A CN201510599791 A CN 201510599791A CN 105149865 B CN105149865 B CN 105149865B
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prewelding
sheet material
tank body
jointed sheet
major diameter
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CN201510599791.9A
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CN105149865A (en
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史济贤
孙慧敏
史浩
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SHANDONG ZHUOYAN NEW MATERIAL Co.,Ltd.
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SHANDONG HUIQIAN ANTI-CORROSION TECHNOLOGY Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
    • B23P13/02—Making metal objects by operations essentially involving machining but not covered by a single other subclass in which only the machining operations are important
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/02—Wall construction
    • B65D90/06—Coverings, e.g. for insulating purposes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Revetment (AREA)

Abstract

The present invention relates to a kind of lining plastic anticorrosion process, and in particular to a kind of inwall lining plastic anticorrosion process of major diameter tank body equipment, the prewelding jointed sheet material of tank body equipment is cut, and pre-processes；The reinforcement of weld net on every piece of prewelding jointed sheet material；Derusting cleaning is carried out to the prewelding jointed sheet material that reinforcing network is welded；PO is carried out to prewelding jointed sheet material and serves as a contrast technique processed, the edge of the surrounding of every piece of prewelding jointed sheet material reserves 10 20cm holes and not serves as a contrast system；Prewelding jointed sheet material is rolled again and is welded into tank body equipment；After being welded, the place of reserving at the welded seam between adjacent prewelding jointed sheet material is subjected to PO liner repairs.The present invention solves the lining plastic Anticorrosion of the stronger major diameter tank body (Φ >=5000mm) of solution corrosion, and the major diameter tank body being prepared has high intensity and high-corrosion resistance；Present invention construction tank diameter and height solve the blank in terms of ultra-large type tank body lining plastic in industry up to twenty or thirty rice.

Description

The inwall lining plastic anticorrosion process of major diameter tank body equipment
Technical field
The present invention relates to a kind of lining plastic anticorrosion process, and in particular to a kind of inwall lining plastic anti-corrosion work of major diameter tank body equipment Skill.
Background technology
Traditional storage tank equipment plastic coating process uses anti-using specialty after heating with pipeline identical rotational molding technique, i.e. equipment Rotten tool equipment (such as large-scale turning rolls, wobbler) carries out rolling lining system, and anti-corrosion material is Integratively formed in steel body table Face.The advantage of the technique is it is clear that i.e. one-shot forming, without secondary repairing in addition to flange port, serving as a contrast thickness processed can be as requested Constantly thicken, and because rolling always, avoid anti-corrosion material and sagging phenomenon is produced in sulfidation.But prevent in storage tank Corruption rotational molding technique also has its limitation, i.e. tank body has to dismantle in advance, just can not be completed in place if tank body has been installed Lining system, and being transported, space and volumetric constraint, large tank rolled, overturn and secondary installing can not be realized.Typically For, the storage tank maximum gauge for serving as a contrast system using rotational molding technique needs to consider other materials below 7 meters if diameter is big again.
At present, anti-corrosion is generally adopted by interior painting fiberglass in tank body equipment, interior stickup rubber, interior stickup PP plates, interior viscous Paste tetrafluoro plate, interior roller coating PO powder.But for major diameter tank body equipment (Φ >=5000mm)：It is 1. existing because equipment is too big Roller coating PO techniques can not be realized；2. due to the coefficient of expansion of PP or tetrafluoro all with too big (the expansion system of two kinds of materials of carbon steel difference Number be each about 10 times of carbon steel or so), cause major diameter equipment liner make among fitting it is insecure, easily produce shelling and Seepage；3. fiberglass is applied in and interior stickup rubber process is feasible, but can not be durable for the stronger solution of many corrosivity.
The content of the invention
In order to which the major diameter tank body equipment inner liner fitting for overcoming solution corrosion stronger is insecure and tolerance is on the weak side Deficiency, the present invention provide a kind of inwall lining plastic anticorrosion process of major diameter tank body equipment, solve stronger big of solution corrosion The lining plastic Anticorrosion of diameter tank body, there is high intensity and high-corrosion resistance.
The inwall lining plastic anticorrosion process of major diameter tank body equipment of the present invention, comprises the following steps：
(1) the prewelding jointed sheet material of tank body equipment is cut, and pre-processed；
(2) the reinforcement of weld net on every piece of prewelding jointed sheet material；
(3) derusting cleaning is carried out to the prewelding jointed sheet material that reinforcing network is welded；
(4) the prewelding jointed sheet material obtained to step (3) processing carries out PO and serves as a contrast technique processed, the surrounding of every piece of prewelding jointed sheet material Reserve 10-20cm holes and not serve as a contrast system in edge；
(5) the prewelding jointed sheet material that step (4) obtains is rolled and is welded into tank body equipment；After being welded, by adjacent prewelding Reserved place at welded seam between jointed sheet material and in step (3) carries out PO liner repairs.
Wherein：
Prewelding jointed sheet material in step (1) is for being welded into the sheet material of storage tank tank body.
Pre-welding panel length after being cut in step (1) is no more than 6 meters, and width is no more than 2 meters.To the prewelding cut Jointed sheet material is processed respectively.
Pretreatment described in step (1) is：Prewelding jointed sheet material is cleaned, remove the oil of original attachment, dirt and Attachment, and dry；Then prewelding jointed sheet material is polished, by the corner angle of prewelding jointed sheet material and sanding burr to being smoothly Only.
Reinforcing network is expanded metal lath, and PO powder and the degree of adhesion of reservoir walls in technique processed are served as a contrast with increase；Reinforcing network is steel plate Net, expanded metal lath wall thickness are preferably 2-3mm.
The surface roughness credit rating of the prewelding jointed sheet material that reinforcing network is welded in step (3) after derusting cleaning according to GB8923-88《Steel surface rusting grade and derusting grade before application》, derusting grade is Sa2.5 levels, roughness >=Ry70 μm.
Derusting cleaning is that the foreign matter on surface is removed using ball blast sandblasting in step (3), compressed air is used as power, with shape Material spray is ejected into the pre-welding plate surface that reinforcing network is welded into spray beam with 350-450m/s speed, obtains surface Certain cleannes and roughness.The mechanical performance for the prewelding jointed sheet material for making reinforcing network is welded is improved, therefore is improved The prewelding jointed sheet material fatigue resistance of reinforcing network is welded, adds its adhesive force between coating, extends the durable of film Property, it is also beneficial to the levelling of coating.
Compressed air used is sprayed and produces pressure for air compressor in 0.4-0.8Mpa, jet length 100-300mm Contracting air, the quartz sand in sand tank is blowed, is sprayed by connecting line and pipette tips, injection direction and reservoir walls surface The angle of normal is 15-30 °；Nozzle selects venturi nozzle, and abrasive material selects quartz sand, and abrasive material is placed in sand tank, The granularity 0.5-1.5mm of abrasive material, moisture content are less than 1%.
PO linings technique processed is in step (4)：Pre-welding plate surface is carried out to be heated uniformly to 320-380 DEG C, heats institute Equipment is lining plastic electric furnace, the special firelock of heating or volley of rifle fire etc., is detected in real time with temperature measurer and treats lining steel body, it is ensured that steel body temperature Degree meets lining plastic requirement, to reach best lining effect, can make lining prepared material over cure and sagging occur to show if temperature is too high As that can make the vulcanization of lining prepared material incomplete if temperature is too low.When lining is processed, relative humidity is not more than 80%.Will with feeding instrument PO powders are coated in pre-welding plate surface.
The thickness of PO powders is 4-5mm after lining system in step (4).
The edge of the surrounding of every piece of prewelding jointed sheet material reserves 10-20cm holes and not serves as a contrast system in step (4)；It is pre- at every piece After welded blank completes lining technique, assembly welding is carried out to prewelding jointed sheet material, the space reserved is to avoid assembly welding When to PO lining preparative layer damage, while welding when side welding edge cooling treatment is carried out to commissure with cold water, to greatest extent Reduction prewelding jointed sheet material temperature, so as to carry out maximum protection to completed PO lining preparative layers.
It is tank body by prewelding jointed sheet material integral solder, PO serves as a contrast inner surface of the preparative layer in tank body, to tank inner surface pre-welding The reserved place of sheet material is cleared up and cleaning, and PO lining systems are carried out to reserved place using outside heating method, make to serve as a contrast saw lumber at this Expect complete cure and with lining prepared material part close adhesion before.Outside heating method is that will need to serve as a contrast in storage tank external application flame gun The place of system is heated to 320-380 DEG C, and personnel make PO powders coated in this section of PO lining in reservoir walls, is completed in storage tank.
Conventional PO is carried out to interface tube and manhole position and serves as a contrast system, is turned up at flange port wide not less than minimum all over width processed is served as a contrast Scale is accurate, and lining system need to be smooth round and smooth, and flange lining preparative layer thickness must not be less than 80 the percent of other lining preparative layer minimum thickness.
Equipment and mouth of pipe flatness after being made to lining check that do not reach the pipe fitting of requirement to flatness, use is special Polissoir is polished, it is ensured that flange port junction can closely connect.
Last electricity consumption Spark plug optical fiber sensor instrument carries out all standing to reservoir walls and detected without dead angle, if there is indivedual leak sources, uses flame Spray gun is repaired, until being finally completed.
In summary, the present invention has advantages below：
(1) present invention provides a kind of inwall lining plastic anticorrosion process of major diameter tank body equipment, solve solution corrosion compared with The lining plastic Anticorrosion of strong major diameter tank body (Φ >=5000mm), the major diameter tank body being prepared have high intensity and height Decay resistance；The diameter of lining tank body processed, highly up to twenty or thirty rice, is solved in industry in ultra-large type tank up to twenty or thirty rice Blank in terms of internal lining plastic.
(2) what the present invention was prepared is a kind of steel-plastic composite storage tank, and steel, net, modeling are compounded to form into an entirety, taken The new material that two kinds of steel, modeling different materials advantages form, has the high intensity of steel body and the high-corrosion resistance of plastics.
(3) the large-scale storage tank inner wall surface for handling to obtain using lining plastic anticorrosion process of the present invention is smooth, homogeneous, and nothing is split Line, bubble, layering and the other defects for influenceing properties of product.
(4) reservoir walls obtained using nondestructive high-frequency spark detector to present invention processing are detected, Set voltage 15000V, test bar is uniformly moved perpendicular to lining face with the speed less than 50mm/s, be not in breakdown or Dew point phenomenon.
(5) water pressure test is carried out with 1.25 times of pressure to storage tank, and kept for 0.5 hour；Storage tank is filled into water, static placement 48 hours；Without drainage.
(6) integrity experiment is carried out to the obtained storage tank of present invention processing, using spark test, voltage during experiment >= 15KV, pop one's head in and be no more than 100mm/s in the slow continuous moving of lining layer surface, speed, storage tank stands intact.
Embodiment
With reference to embodiment, the present invention will be further described.
Embodiment 1
The inwall lining plastic anticorrosion process of major diameter tank body equipment of the present invention, comprises the following steps：
(1) the prewelding jointed sheet material of tank body equipment is cut, the pre-welding panel length after cutting is wide no more than 6 meters Degree is no more than 2 meters, and prewelding jointed sheet material is cleaned, and removes the oil, dirt and attachment of original attachment, and dry；Then will Prewelding jointed sheet material is polished, by the corner angle of prewelding jointed sheet material and sanding burr untill smooth.
(2) the reinforcement of weld net on every piece of prewelding jointed sheet material, reinforcing network are expanded metal lath, and expanded metal lath wall thickness is 2mm.
(3) derusting cleaning is carried out to the prewelding jointed sheet material that reinforcing network is welded, derusting cleaning is to be removed using ball blast sandblasting The foreign matter on surface, compressed air is used as power, added with forming spray beam by material spray and being ejected into be welded with 350m/s speed The pre-welding plate surface of fixed network, compressed air used jet length 100mm, are sprayed for air compressor in 0.4Mpa Compressed air is produced, the quartz sand in sand tank is blowed, is sprayed by connecting line and pipette tips, in injection direction and storage tank The angle of wall surface normal is 15 °；Nozzle selects venturi nozzle, and abrasive material selects quartz sand, and abrasive material is placed in sand tank , the granularity 0.5mm of abrasive material, moisture content is less than 1%；The surface of the prewelding jointed sheet material that reinforcing network is welded after derusting cleaning is thick Rugosity credit rating is according to GB 8923-88《Steel surface rusting grade and derusting grade before application》, derusting grade Sa2.5 Level, roughness >=Ry70 μm.
(4) pre-welding plate surface is carried out being heated uniformly to 320 DEG C, PO powders is coated in pre-welding with feeding instrument Plate surface, the thickness of PO powders is 4mm after lining is made, and the edge of the surrounding of every piece of prewelding jointed sheet material is reserved 10cm holes and refused Lining system.
(5) the prewelding jointed sheet material that step (4) obtains is rolled and is welded into tank body equipment, PO serves as a contrast interior table of the preparative layer in tank body Face, is cleared up the reserved place of tank inner surface prewelding jointed sheet material and cleaning, and reserved place is entered using outside heating method Row PO lining system, make at this serve as a contrast prepared material complete cure and with lining prepared material part close adhesion before；, will be adjacent after being welded Reserved place at welded seam between prewelding jointed sheet material and in step (3) carries out PO liner repairs.Finally use electric spark Detector carries out all standing to reservoir walls and detected without dead angle, if there is indivedual leak sources, is repaired with flame spraying gun, until final complete Into.
This technique is adapted to scene to serve as a contrast Φ >=5000mm processed large tank, serves as a contrast the diameter of tank body processed up to twenty or thirty rice, high The reachable twenty or thirty rice of degree, the large-scale storage tank inner wall surface for handling to obtain using this technique lining plastic anticorrosion process is smooth, homogeneous, Flawless, bubble, layering and the other defects for influenceing properties of product.
The reservoir walls for handling to obtain to the present embodiment using nondestructive high-frequency spark detector detect, if Determine voltage 15000V, test bar is uniformly moved perpendicular to lining face with the speed less than 50mm/s, is not in breakdown or dew Point phenomenon.The water pressure test is carried out with 1.25 times of pressure to storage tank, and kept for 0.5 hour；Storage tank is filled into water, static placement 48 is small When；Without drainage.Handle the present embodiment obtained storage tank and carry out integrity experiment, using spark test, during experiment Voltage >=15KV, pop one's head in and be no more than 100mm/s in the slow continuous moving of lining layer surface, speed, storage tank stands intact.
Embodiment 2
The inwall lining plastic anticorrosion process of major diameter tank body equipment of the present invention, comprises the following steps：
(1) the prewelding jointed sheet material of tank body equipment is cut, the pre-welding panel length after cutting is wide no more than 6 meters Degree is no more than 2 meters, and prewelding jointed sheet material is cleaned, and removes the oil, dirt and attachment of original attachment, and dry；Then will Prewelding jointed sheet material is polished, by the corner angle of prewelding jointed sheet material and sanding burr untill smooth.
(2) the reinforcement of weld net on every piece of prewelding jointed sheet material, reinforcing network are expanded metal lath, and expanded metal lath wall thickness is 3mm.
(3) derusting cleaning is carried out to the prewelding jointed sheet material that reinforcing network is welded, derusting cleaning is to be removed using ball blast sandblasting The foreign matter on surface, compressed air is used as power, added with forming spray beam by material spray and being ejected into be welded with 450m/s speed The pre-welding plate surface of fixed network, compressed air used jet length 300mm, are sprayed for air compressor in 0.8Mpa Compressed air is produced, the quartz sand in sand tank is blowed, is sprayed by connecting line and pipette tips, in injection direction and storage tank The angle of wall surface normal is 30 °；Nozzle selects venturi nozzle, and abrasive material selects quartz sand, and abrasive material is placed in sand tank , the granularity 1.5mm of abrasive material, moisture content is less than 1%；The surface of the prewelding jointed sheet material that reinforcing network is welded after derusting cleaning is thick Rugosity credit rating is according to GB 8923-88《Steel surface rusting grade and derusting grade before application》, derusting grade Sa2.5 Level, roughness >=Ry70 μm.
(4) pre-welding plate surface is carried out being heated uniformly to 380 DEG C, PO powders is coated in pre-welding with feeding instrument Plate surface, the thickness of PO powders is 5mm after lining is made, and 10-20cm holes are reserved in the edge of the surrounding of every piece of prewelding jointed sheet material Not lining system.
(5) the prewelding jointed sheet material that step (4) obtains is rolled and is welded into tank body equipment, PO serves as a contrast interior table of the preparative layer in tank body Face, is cleared up the reserved place of tank inner surface prewelding jointed sheet material and cleaning, and reserved place is entered using outside heating method Row PO lining system, make at this serve as a contrast prepared material complete cure and with lining prepared material part close adhesion before；, will be adjacent after being welded Reserved place at welded seam between prewelding jointed sheet material and in step (3) carries out PO liner repairs.Finally use electric spark Detector carries out all standing to reservoir walls and detected without dead angle, if there is indivedual leak sources, is repaired with flame spraying gun, until final complete Into.
This technique is adapted to scene to serve as a contrast Φ >=5000mm processed large tank, serves as a contrast the diameter of tank body processed up to twenty or thirty rice, high The reachable twenty or thirty rice of degree, the large-scale storage tank inner wall surface for handling to obtain using this technique lining plastic anticorrosion process is smooth, homogeneous, Flawless, bubble, layering and the other defects for influenceing properties of product.
The reservoir walls for handling to obtain to the present embodiment using nondestructive high-frequency spark detector detect, if Determine voltage 15000V, test bar is uniformly moved perpendicular to lining face with the speed less than 50mm/s, is not in breakdown or dew Point phenomenon.The water pressure test is carried out with 1.25 times of pressure to storage tank, and kept for 0.5 hour；Storage tank is filled into water, static placement 48 is small When；Without drainage.Handle the present embodiment obtained storage tank and carry out integrity experiment, using spark test, during experiment Voltage >=15KV, pop one's head in and be no more than 100mm/s in the slow continuous moving of lining layer surface, speed, storage tank stands intact.

Claims (7)

  1. A kind of 1. inwall lining plastic anticorrosion process of major diameter tank body equipment, it is characterised in that：Comprise the following steps：
    （1）The prewelding jointed sheet material of tank body equipment is cut, and pre-processed；
    （2）The reinforcement of weld net on every piece of prewelding jointed sheet material；
    （3）Derusting cleaning is carried out to the prewelding jointed sheet material that reinforcing network is welded；
    （4）To step（3）Handle obtained prewelding jointed sheet material and carry out PO linings technique processed, the edge of the surrounding of every piece of prewelding jointed sheet material The reserved 10-20cm holes in place not serve as a contrast system；
    （5）By step（4）Obtained prewelding jointed sheet material rolls and is welded into tank body equipment；After being welded, by adjacent prewelding fishplate bar At welded seam between material and step（3）In reserved place carry out PO liner repairs；
    Diameter of phi >=5000mm of major diameter tank body；
    Step（1）In cut after pre-welding panel length be no more than 6 meters, width be no more than 2 meters；
    Step（4）Middle PO serves as a contrast technique processed：Pre-welding plate surface is carried out to be heated uniformly to 320-380 DEG C, with feeding instrument PO powders are coated in pre-welding plate surface；
    Step（5）Middle PO liners repair is that the place for needing to serve as a contrast system is heated into 320-380 DEG C in storage tank external application flame gun, Personnel make PO powders coated in PO linings in reservoir walls, are completed in storage tank.
  2. 2. the inwall lining plastic anticorrosion process of major diameter tank body equipment according to claim 1, it is characterised in that：Step（1） Described in pretreatment be：Prewelding jointed sheet material is cleaned, removes the oil, dirt and attachment of original attachment, and dry；So Prewelding jointed sheet material is polished afterwards, by the corner angle of prewelding jointed sheet material and sanding burr untill smooth.
  3. 3. the inwall lining plastic anticorrosion process of major diameter tank body equipment according to claim 1, it is characterised in that：Reinforcing network is Expanded metal lath, expanded metal lath wall thickness are 2-3mm.
  4. 4. the inwall lining plastic anticorrosion process of major diameter tank body equipment according to claim 1, it is characterised in that：Step（3） Derusting grade is Sa2.5 levels after middle derusting cleaning, roughness >=Ry70 μm.
  5. 5. the inwall lining plastic anticorrosion process of major diameter tank body equipment according to claim 4, it is characterised in that：Step（3） Middle derusting cleaning is that the foreign matter on surface is removed using ball blast sandblasting, compressed air is used as power, to form spray beam by material spray The pre-welding plate surface that reinforcing network is welded is ejected into 350-450m/s speed, make surface obtain certain cleannes and Roughness.
  6. 6. the inwall lining plastic anticorrosion process of major diameter tank body equipment according to claim 5, it is characterised in that：Pressure used Contracting air is in 0.4-0.8Mpa, jet length 100-300mm, and the angle of injection direction and pre-welding plate surface normal is 15-30°；Nozzle selects venturi nozzle, and abrasive material selects quartz sand, granularity 0.5-1.5mm, and moisture content is less than 1%.
  7. 7. the inwall lining plastic anticorrosion process of major diameter tank body equipment according to claim 1, it is characterised in that：Step（4） The thickness of PO powders is 4-5mm after middle lining system.
CN201510599791.9A 2015-09-18 2015-09-18 The inwall lining plastic anticorrosion process of major diameter tank body equipment Active CN105149865B (en)

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Publication number Priority date Publication date Assignee Title
CN106064710B (en) * 2016-05-27 2018-09-28 四川蓝星机械有限公司 Spherical tank anticorrosion process
CN110919301B (en) * 2019-12-05 2021-08-06 四川石油天然气建设工程有限责任公司 Preparation method of drilling fluid storage tank
CN113046975A (en) * 2021-03-15 2021-06-29 扬中市金坤电力设备有限公司 Full-plastic anti-corrosion process for inner bin of refiner in spinning workshop
CN115402662B (en) * 2022-09-22 2024-02-27 宁夏新开河储罐有限公司 Large-size plastic-lined anti-corrosion storage device and preparation method thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3412891A (en) * 1964-08-06 1968-11-26 Owens Corning Fiberglass Corp Fluid-handling wall structure
DE19629673A1 (en) * 1996-07-23 1998-01-29 Kautex Werke Gmbh Plastics tank for building
CN1686766A (en) * 2005-03-26 2005-10-26 杭新宇 Steel net plastic composite structured trough tank and its roll moulding shaping technology
CN101445182A (en) * 2008-12-09 2009-06-03 无锡新开河储罐有限公司 Vertical large-scale steel-plastic composite storage tank
CN101444980B (en) * 2008-12-09 2011-01-12 无锡新开河储罐有限公司 Multi-layered steel-plastic composite board and preparation method thereof
CN101839375B (en) * 2010-05-19 2011-11-30 王莘 Method for producing flange type lining plastic compound steel pipe
CN202640847U (en) * 2012-06-06 2013-01-02 上虞市双良化工设备有限公司 Storage tank with steel-plastic composite structure
CN203877238U (en) * 2014-05-06 2014-10-15 无锡伟星储罐有限公司 Stainless steel lining plastic storage tank
CN204110675U (en) * 2014-10-15 2015-01-21 上虞华伦化工有限公司 A kind of lining not easy to crack moulds storage tank and the reinforcing mat Fabricating machinery for this storage tank

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