CN1077232A - The method of passivation reinforcing bar in carbonization and/or chloride contaminated concrete - Google Patents
The method of passivation reinforcing bar in carbonization and/or chloride contaminated concrete Download PDFInfo
- Publication number
- CN1077232A CN1077232A CN 93103422 CN93103422A CN1077232A CN 1077232 A CN1077232 A CN 1077232A CN 93103422 CN93103422 CN 93103422 CN 93103422 A CN93103422 A CN 93103422A CN 1077232 A CN1077232 A CN 1077232A
- Authority
- CN
- China
- Prior art keywords
- concrete
- reinforcing bar
- conductive material
- ampere
- electro
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 27
- 238000002161 passivation Methods 0.000 title abstract description 3
- 238000003763 carbonization Methods 0.000 title description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 238000012545 processing Methods 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 3
- 238000010000 carbonizing Methods 0.000 claims description 2
- 239000008186 active pharmaceutical agent Substances 0.000 claims 2
- 239000011244 liquid electrolyte Substances 0.000 claims 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 11
- 239000000460 chlorine Substances 0.000 abstract description 11
- 229910052801 chlorine Inorganic materials 0.000 abstract description 11
- 210000003205 muscle Anatomy 0.000 abstract description 2
- 229910001374 Invar Inorganic materials 0.000 abstract 1
- 230000001684 chronic effect Effects 0.000 abstract 1
- 238000002848 electrochemical method Methods 0.000 abstract 1
- 238000009335 monocropping Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 241000370738 Chlorion Species 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004210 cathodic protection Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 229910000464 lead oxide Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 150000003797 alkaloid derivatives Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000010349 cathodic reaction Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- MEYZYGMYMLNUHJ-UHFFFAOYSA-N tunicamycin Natural products CC(C)CCCCCCCCCC=CC(=O)NC1C(O)C(O)C(CC(O)C2OC(C(O)C2O)N3C=CC(=O)NC3=O)OC1OC4OC(CO)C(O)C(O)C4NC(=O)C MEYZYGMYMLNUHJ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Working Measures On Existing Buildindgs (AREA)
- Aftertreatments Of Artificial And Natural Stones (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85497592A | 1992-03-23 | 1992-03-23 | |
US854,975 | 1992-03-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1077232A true CN1077232A (en) | 1993-10-13 |
CN1094996C CN1094996C (en) | 2002-11-27 |
Family
ID=25320030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN93103422A Expired - Fee Related CN1094996C (en) | 1992-03-23 | 1993-03-23 | Method for passivating steel in carbonated and/or chloride contaminated concrete |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP2783957B2 (en) |
CN (1) | CN1094996C (en) |
IL (1) | IL104837A (en) |
MY (1) | MY136951A (en) |
TW (1) | TW222680B (en) |
ZA (1) | ZA931554B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101517405B (en) * | 2006-09-11 | 2013-02-27 | Vsl国际股份公司 | Method and sensor for determining passivation property of mixture containing at least concrete and water |
CN106283071A (en) * | 2016-09-22 | 2017-01-04 | 深圳大学 | A kind of protecting reinforced concrete cathode method and apparatus of CFRP anode |
CN106400030A (en) * | 2016-10-26 | 2017-02-15 | 深圳大学 | CFRP anode reinforced concrete cathode protection device and method |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2277098A (en) * | 1993-04-15 | 1994-10-19 | John Bruce Miller | Electrochemical process for adjusting the steel-to-concrete bond strength and improving the sealing of the steel-concrete interface |
WO1994024068A1 (en) * | 1993-04-15 | 1994-10-27 | Norwegian Concrete Technologies A.S. | Method for treating reinforced concrete and/or the reinforcement thereof |
GB0001847D0 (en) * | 2000-01-27 | 2000-03-22 | Imperial College | Process for the protection of reinforcement in reinforced concrete |
JP4492103B2 (en) * | 2002-11-25 | 2010-06-30 | 東洋製罐株式会社 | Surface-treated metal material and surface treatment method thereof, resin-coated metal material, metal can, can lid |
JP5080725B2 (en) * | 2005-05-30 | 2012-11-21 | 株式会社富士ピー・エス | Method for electrochemical desalination of concrete structures |
JP6018467B2 (en) * | 2012-09-20 | 2016-11-02 | ショーボンド建設株式会社 | Reference electrode and natural potential measurement method |
CN106119859A (en) * | 2016-08-10 | 2016-11-16 | 江苏溧阳建设集团有限公司 | A kind of protecting reinforced concrete cathode device |
CN106283072B (en) * | 2016-09-22 | 2018-08-31 | 深圳大学 | A kind of protecting reinforced concrete cathode method and apparatus of CFRP insertions anode |
JP7025461B2 (en) * | 2020-01-29 | 2022-02-24 | デンカ株式会社 | Electrochemical treatment method and unit panel for electrodes |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4440605A (en) * | 1981-02-13 | 1984-04-03 | The Marine Resources Company | Repair of reinforced concrete structures by mineral accretion |
JPS61221434A (en) * | 1985-03-27 | 1986-10-01 | 内田 欣一 | Regeneration of superannuated reinforced concrete structure or building |
US4832803A (en) * | 1985-04-17 | 1989-05-23 | Oystein Vennesland | Removal of chlorides from concrete |
JP2649090B2 (en) * | 1989-09-06 | 1997-09-03 | 東急建設 株式会社 | Desalination method for RC / SRC structure |
-
1993
- 1993-02-24 IL IL10483793A patent/IL104837A/en not_active IP Right Cessation
- 1993-03-04 ZA ZA931554A patent/ZA931554B/en unknown
- 1993-03-19 TW TW82102013A patent/TW222680B/zh active
- 1993-03-19 MY MYPI9300497 patent/MY136951A/en unknown
- 1993-03-23 CN CN93103422A patent/CN1094996C/en not_active Expired - Fee Related
- 1993-03-23 JP JP5064194A patent/JP2783957B2/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101517405B (en) * | 2006-09-11 | 2013-02-27 | Vsl国际股份公司 | Method and sensor for determining passivation property of mixture containing at least concrete and water |
CN106283071A (en) * | 2016-09-22 | 2017-01-04 | 深圳大学 | A kind of protecting reinforced concrete cathode method and apparatus of CFRP anode |
CN106400030A (en) * | 2016-10-26 | 2017-02-15 | 深圳大学 | CFRP anode reinforced concrete cathode protection device and method |
CN106400030B (en) * | 2016-10-26 | 2018-08-31 | 深圳大学 | A kind of protecting reinforced concrete cathode device and method of CFRP anodes |
Also Published As
Publication number | Publication date |
---|---|
TW222680B (en) | 1994-04-21 |
MY136951A (en) | 2008-12-31 |
IL104837A0 (en) | 1993-06-10 |
JPH07232976A (en) | 1995-09-05 |
CN1094996C (en) | 2002-11-27 |
JP2783957B2 (en) | 1998-08-06 |
ZA931554B (en) | 1993-10-13 |
IL104837A (en) | 1996-01-31 |
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C53 | Correction of patent for invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: JOHN B MILLER TO: NORWAY CONCRETE TECHNOLOGY CO., LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: Oslo Applicant after: Norway Concrete Technology Co., Ltd. Address before: Oslo Applicant before: John B. Miller |
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ASS | Succession or assignment of patent right |
Owner name: FORTH LURK INTERNATIONAL CO., LTD. Free format text: FORMER OWNER: NORWAY CONCRETE TECHNOLOGY CO., LTD. Effective date: 20020509 |
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Effective date of registration: 20020509 Address after: Birmingham Applicant after: Foscro International Limited Address before: Oslo Applicant before: Norway Concrete Technology Co., Ltd. |
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