ZA200205355B - Process for the protection of reinforcement in reinforced concrete. - Google Patents
Process for the protection of reinforcement in reinforced concrete. Download PDFInfo
- Publication number
- ZA200205355B ZA200205355B ZA200205355A ZA200205355A ZA200205355B ZA 200205355 B ZA200205355 B ZA 200205355B ZA 200205355 A ZA200205355 A ZA 200205355A ZA 200205355 A ZA200205355 A ZA 200205355A ZA 200205355 B ZA200205355 B ZA 200205355B
- Authority
- ZA
- South Africa
- Prior art keywords
- steel
- concrete
- reinforcement
- layer
- alkali
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 39
- 230000002787 reinforcement Effects 0.000 title claims abstract description 39
- 230000008569 process Effects 0.000 title claims abstract description 38
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 150
- 239000010959 steel Substances 0.000 claims abstract description 150
- 239000004567 concrete Substances 0.000 claims abstract description 119
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 47
- 239000003513 alkali Substances 0.000 claims abstract description 47
- 238000005260 corrosion Methods 0.000 claims abstract description 35
- 230000007797 corrosion Effects 0.000 claims abstract description 35
- 239000007787 solid Substances 0.000 claims abstract description 35
- 239000004568 cement Substances 0.000 claims abstract description 22
- 238000005266 casting Methods 0.000 claims description 26
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 19
- 239000000920 calcium hydroxide Substances 0.000 claims description 19
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 11
- 229910001424 calcium ion Inorganic materials 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 238000013508 migration Methods 0.000 claims description 3
- 230000005012 migration Effects 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 claims 1
- 230000002708 enhancing effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 18
- 239000000243 solution Substances 0.000 description 16
- 239000011800 void material Substances 0.000 description 9
- 239000000523 sample Substances 0.000 description 8
- 230000000977 initiatory effect Effects 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 239000011398 Portland cement Substances 0.000 description 6
- 239000008030 superplasticizer Substances 0.000 description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 238000005498 polishing Methods 0.000 description 5
- 239000011701 zinc Substances 0.000 description 5
- 229910052725 zinc Inorganic materials 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000007792 addition Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical class Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 229920001817 Agar Polymers 0.000 description 2
- 241000206607 Porphyra umbilicalis Species 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical class [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000012047 saturated solution Substances 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical class [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 150000004645 aluminates Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- -1 calcium aluminate hydrates Chemical class 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229960003340 calcium silicate Drugs 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 235000012241 calcium silicate Nutrition 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- JLDKGEDPBONMDR-UHFFFAOYSA-N calcium;dioxido(oxo)silane;hydrate Chemical compound O.[Ca+2].[O-][Si]([O-])=O JLDKGEDPBONMDR-UHFFFAOYSA-N 0.000 description 1
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- LPTQBQUNGHOZHM-UHFFFAOYSA-N dicalcium;silicate;hydrate Chemical compound O.[Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] LPTQBQUNGHOZHM-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229960001484 edetic acid Drugs 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000007590 electrostatic spraying Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical class O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 238000003918 potentiometric titration Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000003352 sequestering agent Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1055—Coating or impregnating with inorganic materials
- C04B20/1066—Oxides, Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/4505—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application
- C04B41/4564—Electrolytic or electrophoretic processes, e.g. electrochemical re-alkalisation of reinforced concrete
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/015—Anti-corrosion coatings or treating compositions, e.g. containing waterglass or based on another metal
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/26—Corrosion of reinforcement resistance
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F2201/00—Type of materials to be protected by cathodic protection
- C23F2201/02—Concrete, e.g. reinforced
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Architecture (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Electrochemistry (AREA)
- Prevention Of Electric Corrosion (AREA)
- Reinforcement Elements For Buildings (AREA)
- Aftertreatments Of Artificial And Natural Stones (AREA)
- Rod-Shaped Construction Members (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Building Environments (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
- Silicon Compounds (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB0001847.3A GB0001847D0 (en) | 2000-01-27 | 2000-01-27 | Process for the protection of reinforcement in reinforced concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200205355B true ZA200205355B (en) | 2003-09-04 |
Family
ID=9884414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200205355A ZA200205355B (en) | 2000-01-27 | 2002-07-04 | Process for the protection of reinforcement in reinforced concrete. |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US6685822B2 (da) |
| EP (2) | EP1688403B1 (da) |
| JP (1) | JP2003520718A (da) |
| CN (1) | CN1258498C (da) |
| AT (2) | ATE505446T1 (da) |
| AU (2) | AU780689B2 (da) |
| BR (1) | BR0107940B1 (da) |
| CA (1) | CA2398022C (da) |
| CZ (1) | CZ303543B6 (da) |
| DE (2) | DE60120365T2 (da) |
| DK (2) | DK1259468T3 (da) |
| ES (2) | ES2365468T3 (da) |
| GB (1) | GB0001847D0 (da) |
| HK (1) | HK1052334B (da) |
| MX (1) | MXPA02007212A (da) |
| NZ (2) | NZ520344A (da) |
| PL (1) | PL356337A1 (da) |
| PT (1) | PT1259468E (da) |
| SG (1) | SG152024A1 (da) |
| WO (1) | WO2001055056A1 (da) |
| ZA (1) | ZA200205355B (da) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2451725B8 (en) * | 2004-07-06 | 2019-05-01 | E Chem Tech Ltd | Protection of reinforcing steel |
| US7374331B1 (en) | 2005-02-18 | 2008-05-20 | Goodson David M | Method and apparatus electrostatically controlling the viscosity and other properties of ceramic compositions |
| US20070264527A1 (en) | 2005-09-26 | 2007-11-15 | Sykes Melvin C | System and method for increasing the bond strength between a structural material and its reinforcement |
| US20100247860A1 (en) * | 2005-09-26 | 2010-09-30 | Sykes Melvin C | Configuration for Increasing the Bond Strength Between a Structural Material and Its Reinforcement |
| US20090075053A1 (en) * | 2007-09-19 | 2009-03-19 | Government Of The United States Of America, As | Concrete Having Increased Service Life and Method of Making |
| GB2471073A (en) | 2009-06-15 | 2010-12-22 | Gareth Kevin Glass | Corrosion Protection of Steel in Concrete |
| CN102926349A (zh) * | 2012-11-09 | 2013-02-13 | 中交四航工程研究院有限公司 | 基于电化学脱盐的海港工程混凝土结构修补加固方法及系统 |
| US9581559B2 (en) | 2013-08-19 | 2017-02-28 | Board Of Regents, The University Of Texas System | Corrosion detection sensor embedded within a concrete structure with a diffusion layer placed over the sacrificial transducer |
| TR201807042A2 (tr) * | 2018-05-18 | 2018-06-21 | Ugur Beton Metal Ve Plastik Sanayi Turizm Ticaret Ltd Sirketi | Çeli̇k ve ağir beton bi̇leşenleri̇nden oluşan denge ağirliği ve buna i̇li̇şki̇n üreti̇m yöntemi̇ |
| CN109214121B (zh) * | 2018-10-17 | 2022-01-25 | 哈尔滨工业大学 | 钢筋混凝土结构腐蚀电驱动统一控制方法 |
| CN109704670B (zh) * | 2019-02-27 | 2021-09-14 | 南昌航空大学 | 一种石墨烯改性混凝土 |
| EP3718988A1 (en) * | 2019-04-03 | 2020-10-07 | Yara International ASA | Corrosion inhibition of metal reinforcement present in a hardened concrete construction having one or more surfaces that are exposed to chloride intrusion |
| CN111995299A (zh) * | 2020-07-15 | 2020-11-27 | 深圳市珐彩科技有限公司 | 一种防锈水泥基材、防锈混凝土 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO156729C (no) | 1985-04-17 | 1987-11-11 | Norsk Teknisk Bygge Noteby | Utdriving av klorider fra betong. |
| EP0264421B1 (en) | 1986-05-02 | 1992-08-26 | Norwegian Concrete Technologies A.S. | Electrochemical re-alkalization of concrete |
| DE3635254A1 (de) * | 1986-10-16 | 1988-04-28 | Hans Jaklin | Verfahren zur verhinderung der korrosion von stahlkonstruktionen oder stahlarmierungen von bauwerken |
| US5228959A (en) * | 1987-09-25 | 1993-07-20 | Miller John B | Process for rehabilitating internally reinforced concrete by removal of chlorides |
| US5198082A (en) | 1987-09-25 | 1993-03-30 | Norwegian Concrete Technologies A/S | Process for rehabilitating internally reinforced concrete by removal of chlorides |
| IT1226478B (it) * | 1988-07-05 | 1991-01-16 | Stoppani Luigi Spa | Prodotto atto ad inibire la corrosione delle armature presenti nel calcestruzzo o malta cementizia e relativo procedimento. |
| US4935058A (en) * | 1989-04-14 | 1990-06-19 | Core-Guard Industries, Inc. | Coating composition to prevent corrosion on metals |
| US5174871A (en) * | 1991-06-27 | 1992-12-29 | Interprovincial Corrosion Control Company Limited | Method for providing cathodic protection of underground structures |
| GB9126899D0 (en) * | 1991-12-19 | 1992-02-19 | Aston Material Services Ltd | Improvements in and relating to treatments for concrete |
| IL104837A (en) * | 1992-03-23 | 1996-01-31 | Norwegian Concrete Tech | A method of electrochemical treatment for reinforcing steel in concrete in which steel reinforcements are planted |
| US6322691B1 (en) * | 1992-03-23 | 2001-11-27 | Norwegian Concrete Technologies | Method for passivating steel in large structures formed of steel-reinforced concrete |
| US5312526A (en) * | 1993-03-23 | 1994-05-17 | Miller John B | Method for increasing or decreasing bond strength between concrete and embedded steel, and for sealing the concrete-to-steel interface |
| US5650060A (en) * | 1994-01-28 | 1997-07-22 | Minnesota Mining And Manufacturing Company | Ionically conductive agent, system for cathodic protection of galvanically active metals, and method and apparatus for using same |
| GB2322139A (en) | 1997-02-15 | 1998-08-19 | Fosroc International Ltd | Electrochemical treatment of concrete |
| GB9714048D0 (en) | 1997-07-03 | 1997-09-10 | Fosroc International Ltd | A process for the elecctrochemical treatment of concrete |
| GB9714047D0 (en) | 1997-07-03 | 1997-09-10 | Fosroc International Ltd | A process for the electrochemical treatment of concrete |
| US6159552A (en) * | 1999-01-14 | 2000-12-12 | Rutgers, The State University | Inorganic conversion coatings for ferrous substrate |
| CA2380137C (en) * | 1999-07-22 | 2011-03-22 | Infrastructure Repair Technologies, Inc. | Method of treating corrosion in reinforced concrete structures by providing a uniform surface potential |
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2000
- 2000-01-27 GB GBGB0001847.3A patent/GB0001847D0/en not_active Ceased
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2001
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- 2001-01-26 AT AT06007016T patent/ATE505446T1/de active
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