CN102297317B - 含有水性环氧涂料封面层的复合防腐内衬及其应用 - Google Patents
含有水性环氧涂料封面层的复合防腐内衬及其应用 Download PDFInfo
- Publication number
- CN102297317B CN102297317B CN2011102245264A CN201110224526A CN102297317B CN 102297317 B CN102297317 B CN 102297317B CN 2011102245264 A CN2011102245264 A CN 2011102245264A CN 201110224526 A CN201110224526 A CN 201110224526A CN 102297317 B CN102297317 B CN 102297317B
- Authority
- CN
- China
- Prior art keywords
- cast iron
- composite corrosion
- resistant lining
- epoxy coating
- aqueous epoxy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 239000004593 Epoxy Substances 0.000 title claims abstract description 18
- 239000003973 paint Substances 0.000 title abstract 5
- 238000005260 corrosion Methods 0.000 claims abstract description 84
- 230000007797 corrosion Effects 0.000 claims abstract description 83
- 238000000034 method Methods 0.000 claims abstract description 36
- 229910001018 Cast iron Inorganic materials 0.000 claims description 95
- 229920006334 epoxy coating Polymers 0.000 claims description 79
- 238000007789 sealing Methods 0.000 claims description 67
- 238000004519 manufacturing process Methods 0.000 claims description 32
- 239000013530 defoamer Substances 0.000 claims description 22
- 230000036541 health Effects 0.000 claims description 16
- 239000002270 dispersing agent Substances 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 238000009736 wetting Methods 0.000 claims description 15
- 229920000647 polyepoxide Polymers 0.000 claims description 14
- 229910001141 Ductile iron Inorganic materials 0.000 claims description 13
- 239000003822 epoxy resin Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- YSUQLAYJZDEMOT-UHFFFAOYSA-N 2-(butoxymethyl)oxirane Chemical compound CCCCOCC1CO1 YSUQLAYJZDEMOT-UHFFFAOYSA-N 0.000 claims description 12
- 239000003085 diluting agent Substances 0.000 claims description 12
- STMDPCBYJCIZOD-UHFFFAOYSA-N 2-(2,4-dinitroanilino)-4-methylpentanoic acid Chemical compound CC(C)CC(C(O)=O)NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O STMDPCBYJCIZOD-UHFFFAOYSA-N 0.000 claims description 11
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 239000004576 sand Substances 0.000 claims description 9
- 239000004094 surface-active agent Substances 0.000 claims description 9
- 239000013008 thixotropic agent Substances 0.000 claims description 9
- 238000004381 surface treatment Methods 0.000 claims description 7
- 230000001413 cellular effect Effects 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- 238000003801 milling Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims description 3
- 239000002518 antifoaming agent Substances 0.000 claims description 3
- 239000002736 nonionic surfactant Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229920000768 polyamine Polymers 0.000 claims description 3
- 239000011398 Portland cement Substances 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 2
- 239000006229 carbon black Substances 0.000 claims description 2
- 235000013312 flour Nutrition 0.000 claims description 2
- 239000010453 quartz Substances 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000004408 titanium dioxide Substances 0.000 claims description 2
- KNXVOGGZOFOROK-UHFFFAOYSA-N trimagnesium;dioxido(oxo)silane;hydroxy-oxido-oxosilane Chemical compound [Mg+2].[Mg+2].[Mg+2].O[Si]([O-])=O.O[Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O KNXVOGGZOFOROK-UHFFFAOYSA-N 0.000 claims description 2
- 238000000576 coating method Methods 0.000 abstract description 12
- 239000011083 cement mortar Substances 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 230000000266 injurious effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 11
- 230000004087 circulation Effects 0.000 description 7
- 238000001723 curing Methods 0.000 description 7
- 230000007774 longterm Effects 0.000 description 7
- 238000005507 spraying Methods 0.000 description 7
- NECRQCBKTGZNMH-UHFFFAOYSA-N 3,5-dimethylhex-1-yn-3-ol Chemical compound CC(C)CC(C)(O)C#C NECRQCBKTGZNMH-UHFFFAOYSA-N 0.000 description 5
- 239000003513 alkali Substances 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000002421 anti-septic effect Effects 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000007761 roller coating Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- BTRWELPXUDWAGW-UHFFFAOYSA-N 2,4,7,9-tetramethyldecane-4,7-diol Chemical compound CC(C)CC(C)(O)CCC(C)(O)CC(C)C BTRWELPXUDWAGW-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/06—Coatings characterised by the materials used by cement, concrete, or the like
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
- F16L58/1009—Coatings characterised by the materials used by rubber or plastics the coating being placed inside the pipe
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Paints Or Removers (AREA)
- Laminated Bodies (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102245264A CN102297317B (zh) | 2011-08-05 | 2011-08-05 | 含有水性环氧涂料封面层的复合防腐内衬及其应用 |
| AU2012292776A AU2012292776B2 (en) | 2011-08-05 | 2012-07-23 | A composite anti-corrosion lining comprising waterborne epoxy cover layer and use thereof |
| IN297CHN2014 IN2014CN00297A (https=) | 2011-08-05 | 2012-07-23 | |
| PCT/CN2012/079032 WO2013020449A1 (zh) | 2011-08-05 | 2012-07-23 | 含有水性环氧涂料封面层的复合防腐内衬及其应用 |
| EP12822653.7A EP2740986A4 (en) | 2011-08-05 | 2012-07-23 | ANTI-CORROSIVE COMPOSITE COVERING WITH AN AQUEOUS EPOXY COATING LAYER AND USE THEREOF |
| EA201490330A EA024617B8 (ru) | 2011-08-05 | 2012-07-23 | Композиция покрывной шпатлевки |
| BR112014002582-7A BR112014002582B1 (pt) | 2011-08-05 | 2012-07-23 | revestimento interno anticorrosivo composto contendo camada selante de epóxi base água e o uso do mesmo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102245264A CN102297317B (zh) | 2011-08-05 | 2011-08-05 | 含有水性环氧涂料封面层的复合防腐内衬及其应用 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102297317A CN102297317A (zh) | 2011-12-28 |
| CN102297317B true CN102297317B (zh) | 2013-03-06 |
Family
ID=45357918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102245264A Active CN102297317B (zh) | 2011-08-05 | 2011-08-05 | 含有水性环氧涂料封面层的复合防腐内衬及其应用 |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2740986A4 (https=) |
| CN (1) | CN102297317B (https=) |
| AU (1) | AU2012292776B2 (https=) |
| BR (1) | BR112014002582B1 (https=) |
| EA (1) | EA024617B8 (https=) |
| IN (1) | IN2014CN00297A (https=) |
| WO (1) | WO2013020449A1 (https=) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297317B (zh) * | 2011-08-05 | 2013-03-06 | 新兴铸管股份有限公司 | 含有水性环氧涂料封面层的复合防腐内衬及其应用 |
| CN103421408A (zh) * | 2013-08-20 | 2013-12-04 | 广西梧州龙鱼漆业有限公司 | 水性环氧墙面漆及其制备方法 |
| CN104295807A (zh) * | 2013-09-13 | 2015-01-21 | 昆山市巴城镇顺拓工程机械配件厂 | 一种空调排水管 |
| CN106280864A (zh) * | 2015-05-18 | 2017-01-04 | 厦门鹰派新材料科技有限公司 | 一种环氧转锈型防腐水性涂料 |
| CN107177275A (zh) * | 2016-07-18 | 2017-09-19 | 长沙市美宫建材科技有限公司 | 一种墙体抗碱涂料 |
| CN106957587A (zh) * | 2017-04-18 | 2017-07-18 | 安徽省康宇水电机械成套设备有限公司 | 一种新型水下防腐材料 |
| CN108395147A (zh) * | 2018-04-11 | 2018-08-14 | 吉林重通成飞新材料股份公司 | 一种环氧砂浆及地坪涂料 |
| CN108533847A (zh) * | 2018-04-18 | 2018-09-14 | 新兴铸管股份有限公司 | 一种用于单口打压的复合密封结构及其施工方法 |
| CN108562405A (zh) * | 2018-04-18 | 2018-09-21 | 新兴铸管股份有限公司 | 一种用于单口打压的密封结构及其施工方法 |
| CN108995028A (zh) * | 2018-08-31 | 2018-12-14 | 山西永益铸管股份有限公司 | 一种高强度耐腐蚀的球墨铸管的制备方法 |
| CN109262931B (zh) * | 2018-09-06 | 2023-06-02 | 陈烈 | 一种耐高压的管道衬里成型装置及其成型方法 |
| CN109290157A (zh) * | 2018-09-13 | 2019-02-01 | 山东国铭球墨铸管科技有限公司 | 一种球墨铸铁管内衬环氧树脂的生产工艺 |
| CN111410893A (zh) * | 2020-04-09 | 2020-07-14 | 无锡市堰桥化工涂料有限公司 | 一种用于饮用水管道的水性防腐涂料及其制备方法 |
| CN113337182B (zh) * | 2021-04-30 | 2022-04-15 | 中车青岛四方机车车辆股份有限公司 | 一种水性双组份防腐漆及其制备方法与应用 |
| CN113416990B (zh) * | 2021-08-23 | 2021-12-14 | 胜利油田胜鑫防腐有限责任公司 | 一种金属镀层防腐管材制备工艺 |
| CN115854130A (zh) * | 2022-11-28 | 2023-03-28 | 广东新兴铸管有限公司 | 一种高性能硅酸盐水泥内衬离心球墨铸铁管的制备方法 |
| CN117736630A (zh) * | 2023-12-21 | 2024-03-22 | 河北京东管业有限公司 | 一种球墨铸铁管的内衬涂层及其制备方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5649251A (en) * | 1979-09-27 | 1981-05-02 | Asahi Kosan | Laminated structure for pipe and method of its lining |
| JPS59120275A (ja) * | 1982-12-27 | 1984-07-11 | Dainippon Toryo Co Ltd | 鉄管内面の被覆法 |
| JPH0314988A (ja) | 1989-06-08 | 1991-01-23 | Kubota Corp | 内面樹脂ライニング管およびその製造方法 |
| US5037600A (en) * | 1990-04-30 | 1991-08-06 | Amsted Industries Incorporated | Method of applying a polyolefin coating to pipe |
| JPH07224234A (ja) * | 1994-02-08 | 1995-08-22 | Nippon Paint Co Ltd | 鋳鉄管内面用エポキシ粉体塗料 |
| JPH09276794A (ja) * | 1996-04-16 | 1997-10-28 | Kubota Corp | ダクタイル管の内面ライニング方法 |
| CN2438902Y (zh) * | 1999-11-09 | 2001-07-11 | 新兴铸管股份有限公司 | 免烧陶瓷内衬球墨铸铁管 |
| CN1078332C (zh) | 1999-11-19 | 2002-01-23 | 新兴铸管股份有限公司 | 免烧陶瓷内衬球墨铸铁管及其制法 |
| CN1262785C (zh) * | 2003-09-24 | 2006-07-05 | 中国石油天然气股份有限公司 | 管道大修复合外防腐层 |
| CN1280362C (zh) * | 2004-11-17 | 2006-10-18 | 中国化工建设总公司常州涂料化工研究院 | 双组分水性环氧涂料 |
| CN201106735Y (zh) * | 2007-12-04 | 2008-08-27 | 中国石油天然气集团公司 | 无溶剂环氧涂料补口的三层聚乙烯防腐管 |
| CN101973727A (zh) * | 2010-07-14 | 2011-02-16 | 新兴铸管股份有限公司 | 离心球墨铸铁管内衬层用水泥砂浆 |
| CN102297317B (zh) * | 2011-08-05 | 2013-03-06 | 新兴铸管股份有限公司 | 含有水性环氧涂料封面层的复合防腐内衬及其应用 |
-
2011
- 2011-08-05 CN CN2011102245264A patent/CN102297317B/zh active Active
-
2012
- 2012-07-23 IN IN297CHN2014 patent/IN2014CN00297A/en unknown
- 2012-07-23 EP EP12822653.7A patent/EP2740986A4/en not_active Ceased
- 2012-07-23 AU AU2012292776A patent/AU2012292776B2/en active Active
- 2012-07-23 BR BR112014002582-7A patent/BR112014002582B1/pt active IP Right Grant
- 2012-07-23 WO PCT/CN2012/079032 patent/WO2013020449A1/zh not_active Ceased
- 2012-07-23 EA EA201490330A patent/EA024617B8/ru not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP2740986A4 (en) | 2015-06-03 |
| EA201490330A1 (ru) | 2014-05-30 |
| EA024617B1 (ru) | 2016-10-31 |
| WO2013020449A1 (zh) | 2013-02-14 |
| AU2012292776A1 (en) | 2014-01-16 |
| EP2740986A1 (en) | 2014-06-11 |
| CN102297317A (zh) | 2011-12-28 |
| BR112014002582B1 (pt) | 2020-12-22 |
| BR112014002582A2 (pt) | 2017-02-21 |
| AU2012292776B2 (en) | 2016-05-19 |
| IN2014CN00297A (https=) | 2015-04-03 |
| EA024617B8 (ru) | 2017-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102297317B (zh) | 含有水性环氧涂料封面层的复合防腐内衬及其应用 | |
| CN110317522B (zh) | 一种无溶剂环氧涂料及其制备方法和在油气管道内防腐中的应用 | |
| KR101852333B1 (ko) | 도색 기능을 갖는 콘크리트 구조물의 균열 보수 방법 | |
| CN101724331A (zh) | 一种海洋用钢管桩外防腐环氧粉末涂料 | |
| CN105176324A (zh) | 一种耐磨抗冲击的防腐涂层及其施工方法 | |
| CN100419035C (zh) | 管道用防腐涂层涂料及其制备方法 | |
| CN102533058A (zh) | 用于潮湿界面的无溶剂型防腐涂料及其制备方法和用途 | |
| CN102297319B (zh) | 含有复合涂层的防腐内衬及其应用 | |
| CN102297318B (zh) | 含有低粘度环氧涂料封面层的复合防腐内衬及其应用 | |
| CN112046045B (zh) | 一种内、外三层防腐的钢管及其制备方法与应用 | |
| CN204512694U (zh) | 一种高耐蚀球墨铸铁管 | |
| CN102108240A (zh) | 一种无溶剂高抗冲常温固化的环氧防腐涂料 | |
| CN114181556B (zh) | 水性eau高阻隔厚膜防腐涂料 | |
| CN114058239B (zh) | 一种水泥基抗渗防腐多层涂料及其应用方法 | |
| CN112082043B (zh) | 一种管道防腐层及其喷涂方法 | |
| CN108912964B (zh) | 热力管道内壁用耐高温减阻节能重防腐涂料 | |
| AU2021105527A4 (en) | Anti corrosion coating material | |
| CN107652837A (zh) | 一种环氧聚酰胺涂料的制备方法 | |
| CN213138048U (zh) | 环保型化工污水处理管道 | |
| CN115889146A (zh) | 用于脱硫设备的新型大陶瓷颗粒环氧树脂的修复方法 | |
| CN116478592A (zh) | 一种高硬度耐磨防腐底面一体涂料、制备方法及其应用 | |
| CN101368651A (zh) | 低吸水率预应力钢筒混凝土管及制作方法 | |
| CN218818674U (zh) | 一种增强防腐的pe管芯 | |
| CN108006370A (zh) | 一种石化管道防腐保温层实施方法 | |
| CN113072857A (zh) | 一种耐腐蚀复合修复材料及其在泵体修复中的应用 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |