AU2006252173B2 - Method of selectively stripping a metallic coating - Google Patents
Method of selectively stripping a metallic coating Download PDFInfo
- Publication number
- AU2006252173B2 AU2006252173B2 AU2006252173A AU2006252173A AU2006252173B2 AU 2006252173 B2 AU2006252173 B2 AU 2006252173B2 AU 2006252173 A AU2006252173 A AU 2006252173A AU 2006252173 A AU2006252173 A AU 2006252173A AU 2006252173 B2 AU2006252173 B2 AU 2006252173B2
- Authority
- AU
- Australia
- Prior art keywords
- aqueous solution
- substrate
- acid
- coating
- process according
- 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.)
- Ceased
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 75
- 239000011248 coating agent Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000002253 acid Substances 0.000 claims abstract description 41
- 239000007864 aqueous solution Substances 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 230000008569 process Effects 0.000 claims abstract description 22
- 238000002844 melting Methods 0.000 claims abstract description 16
- 230000008018 melting Effects 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 231100001261 hazardous Toxicity 0.000 claims abstract description 8
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims abstract description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 7
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000006227 byproduct Substances 0.000 claims abstract description 7
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 7
- 229910052732 germanium Inorganic materials 0.000 claims abstract description 7
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- 239000010936 titanium Substances 0.000 claims abstract description 7
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 7
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 7
- 238000000151 deposition Methods 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 29
- 230000007613 environmental effect Effects 0.000 claims description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 16
- 239000004698 Polyethylene Substances 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 15
- 229920000573 polyethylene Polymers 0.000 claims description 15
- -1 polyethylene Polymers 0.000 claims description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 12
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910000601 superalloy Inorganic materials 0.000 claims description 4
- 239000001993 wax Substances 0.000 description 31
- 238000009792 diffusion process Methods 0.000 description 18
- 239000007789 gas Substances 0.000 description 16
- 229910000951 Aluminide Inorganic materials 0.000 description 12
- 239000012720 thermal barrier coating Substances 0.000 description 12
- 239000000203 mixture Substances 0.000 description 10
- 150000007513 acids Chemical class 0.000 description 9
- 239000000654 additive Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 238000011282 treatment Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 238000007654 immersion Methods 0.000 description 5
- 230000000873 masking effect Effects 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 229920001944 Plastisol Polymers 0.000 description 4
- 239000003929 acidic solution Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000004999 plastisol Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910000907 nickel aluminide Inorganic materials 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 229910000765 intermetallic Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 238000009419 refurbishment Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000000080 wetting agent Substances 0.000 description 2
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 2
- 229910000967 As alloy Inorganic materials 0.000 description 1
- 241000501667 Etroplus Species 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-N Metaphosphoric acid Chemical compound OP(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-N 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000009210 therapy by ultrasound Methods 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C23F1/00—Etching metallic material by chemical means
- C23F1/44—Compositions for etching metallic material from a metallic material substrate of different composition
-
- 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
- C23F1/00—Etching metallic material by chemical means
- C23F1/02—Local etching
-
- 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
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/005—Repairing methods or devices
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- ing And Chemical Polishing (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Weting (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/306,477 US7575694B2 (en) | 2005-12-29 | 2005-12-29 | Method of selectively stripping a metallic coating |
| US11/306,477 | 2006-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2006252173A1 AU2006252173A1 (en) | 2008-07-10 |
| AU2006252173B2 true AU2006252173B2 (en) | 2013-05-30 |
Family
ID=37831763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2006252173A Ceased AU2006252173B2 (en) | 2005-12-29 | 2006-12-21 | Method of selectively stripping a metallic coating |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7575694B2 (enExample) |
| EP (1) | EP1803838B1 (enExample) |
| JP (1) | JP4885701B2 (enExample) |
| CN (1) | CN101012565B (enExample) |
| AU (1) | AU2006252173B2 (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080202552A1 (en) * | 2006-12-07 | 2008-08-28 | Lawrence Bernard Kool | Method for selectively removing coatings from metal substrates |
| US8021491B2 (en) * | 2006-12-07 | 2011-09-20 | Lawrence Bernard Kool | Method for selectively removing coatings from metal substrates |
| DE102008004559B4 (de) * | 2007-01-23 | 2017-03-16 | General Electric Technology Gmbh | Verfahren zum Bearbeiten eines thermisch belasteten Bauteils |
| US7915056B2 (en) * | 2008-03-20 | 2011-03-29 | International Business Machines Corporation | Image sensor monitor structure in scribe area |
| SG157262A1 (en) * | 2008-06-06 | 2009-12-29 | Turbine Overhaul Services Pte | Microwave assisted chemical stripping of coatings |
| US20100147803A1 (en) * | 2008-12-15 | 2010-06-17 | General Electric Company | Process for removing metallic material from casted substates, and related compositions |
| US20100147481A1 (en) * | 2008-12-15 | 2010-06-17 | General Electric Company | Methods of manufacturing casted articles, and systems |
| SG165202A1 (en) * | 2009-03-25 | 2010-10-28 | United Technologies Corp | Method and apparatus for cleaning a component using microwave radiation |
| US20110088720A1 (en) * | 2009-10-20 | 2011-04-21 | General Electric Company | Methods for cleaning substrates |
| FR2970197B1 (fr) * | 2011-01-11 | 2013-12-20 | Snecma | Procede de desolidarisation/solidarisation par induction d'une piece mecanique magnetique collee a une piece mecanique. |
| JP5472950B2 (ja) * | 2012-06-19 | 2014-04-16 | Ｊｅインターナショナル株式会社 | マスキング剤および表面処理基材の製造方法 |
| JP2014163261A (ja) | 2013-02-22 | 2014-09-08 | Mitsubishi Heavy Ind Ltd | 酸性水溶液の使用可否判断方法 |
| US9334806B2 (en) | 2013-09-05 | 2016-05-10 | General Electric Company | Methods for manufacturing an additively manufactured fuel contacting component to facilitate reducing coke formation |
| US20160024444A1 (en) * | 2014-07-28 | 2016-01-28 | United Technologies Corporation | Gel solvent and method of removing diffusion and overlay coatings in gas turbine engines |
| US10030298B2 (en) | 2015-08-21 | 2018-07-24 | General Electric Company | Method for altering metal surfaces |
| JP6334500B2 (ja) * | 2015-11-19 | 2018-05-30 | 株式会社ジーテクト | アルミニウムめっき鋼板の溶接方法 |
| US10377968B2 (en) | 2017-06-12 | 2019-08-13 | General Electric Company | Cleaning compositions and methods for removing oxides from superalloy substrates |
| CN108893723B (zh) * | 2018-06-28 | 2020-11-27 | 武汉工程大学 | 一种快速制备超薄陶瓷片的方法 |
| FR3094990B1 (fr) * | 2019-04-11 | 2021-09-03 | Safran | Procédé de récupération de métaux précieux dans une couche de revêtement métallique de pièce de turbomachine |
| PL429832A1 (pl) * | 2019-05-05 | 2020-11-16 | Żrodowski Łukasz | Sposób wytwarzania addytywnego trójwymiarowych obiektów |
| CN110439627B (zh) * | 2019-08-30 | 2022-02-11 | 中国航发动力股份有限公司 | 一种叶片的气膜孔及尾劈缝孔防护方法 |
| FR3142779B1 (fr) * | 2022-12-02 | 2025-04-11 | Safran | Aube pour turbomachine comprenant un systeme barriere thermique et son procede de fabrication |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1190763A1 (en) * | 2000-09-20 | 2002-03-27 | General Electric Company | High throughput screening method |
| US20020100493A1 (en) * | 2001-01-29 | 2002-08-01 | General Electric Company | Method for removing oxides and coatings from a substrate |
| US20030062271A1 (en) * | 2001-09-28 | 2003-04-03 | Kool Lawrence Bernard | Method and apparatus for selectively removing coatings from substrates |
| US20030183247A1 (en) * | 2002-03-28 | 2003-10-02 | Kool Lawrence Bernard | Method for processing acid treatment solution, solution processed thereby, and method for treating articles therewith |
| WO2004031448A1 (en) * | 2002-10-03 | 2004-04-15 | Nuovo Pignone Holding S.P.A. | Aqueous composition for the chemical removal of metallic surfacing present on turbine blades, and its use |
| US6833328B1 (en) * | 2000-06-09 | 2004-12-21 | General Electric Company | Method for removing a coating from a substrate, and related compositions |
| EP1531232A2 (en) * | 2003-11-13 | 2005-05-18 | General Electric Company | Method for repairing a high pressure turbine blade |
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| US7922559B2 (en) * | 2006-07-27 | 2011-04-12 | Cook Ernest C | Compositions and methods for the treatment and management of bee hives and the bees therein |
-
2005
- 2005-12-29 US US11/306,477 patent/US7575694B2/en active Active
-
2006
- 2006-12-21 EP EP06126791.0A patent/EP1803838B1/en not_active Ceased
- 2006-12-21 AU AU2006252173A patent/AU2006252173B2/en not_active Ceased
- 2006-12-26 JP JP2006349435A patent/JP4885701B2/ja active Active
- 2006-12-29 CN CN2006101717445A patent/CN101012565B/zh not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6833328B1 (en) * | 2000-06-09 | 2004-12-21 | General Electric Company | Method for removing a coating from a substrate, and related compositions |
| EP1190763A1 (en) * | 2000-09-20 | 2002-03-27 | General Electric Company | High throughput screening method |
| US20020100493A1 (en) * | 2001-01-29 | 2002-08-01 | General Electric Company | Method for removing oxides and coatings from a substrate |
| US20030062271A1 (en) * | 2001-09-28 | 2003-04-03 | Kool Lawrence Bernard | Method and apparatus for selectively removing coatings from substrates |
| US20030183247A1 (en) * | 2002-03-28 | 2003-10-02 | Kool Lawrence Bernard | Method for processing acid treatment solution, solution processed thereby, and method for treating articles therewith |
| WO2004031448A1 (en) * | 2002-10-03 | 2004-04-15 | Nuovo Pignone Holding S.P.A. | Aqueous composition for the chemical removal of metallic surfacing present on turbine blades, and its use |
| EP1531232A2 (en) * | 2003-11-13 | 2005-05-18 | General Electric Company | Method for repairing a high pressure turbine blade |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101012565B (zh) | 2013-03-20 |
| CN101012565A (zh) | 2007-08-08 |
| EP1803838B1 (en) | 2018-10-31 |
| EP1803838A3 (en) | 2010-06-16 |
| JP4885701B2 (ja) | 2012-02-29 |
| US7575694B2 (en) | 2009-08-18 |
| AU2006252173A1 (en) | 2008-07-10 |
| EP1803838A2 (en) | 2007-07-04 |
| US20070151948A1 (en) | 2007-07-05 |
| JP2007182629A (ja) | 2007-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DA3 | Amendments made section 104 |
Free format text: THE NATURE OF THE AMENDMENT IS: AMEND THE INVENTION TITLE TO READ METHOD OF SELECTIVELY STRIPPING A METALLIC COATING |
|
| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |