CA2444929C - A process for removing aluminosilicate material from a substrate, and related compositions - Google Patents
A process for removing aluminosilicate material from a substrate, and related compositions Download PDFInfo
- Publication number
- CA2444929C CA2444929C CA2444929A CA2444929A CA2444929C CA 2444929 C CA2444929 C CA 2444929C CA 2444929 A CA2444929 A CA 2444929A CA 2444929 A CA2444929 A CA 2444929A CA 2444929 C CA2444929 C CA 2444929C
- Authority
- CA
- Canada
- Prior art keywords
- acid
- substrate
- aluminosilicate
- aqueous composition
- composition
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 77
- 239000000758 substrate Substances 0.000 title claims abstract description 76
- 239000000203 mixture Substances 0.000 title claims abstract description 69
- 239000000463 material Substances 0.000 title claims abstract description 48
- 229910000323 aluminium silicate Inorganic materials 0.000 title claims abstract description 27
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 230000008569 process Effects 0.000 title abstract description 25
- 239000002253 acid Substances 0.000 claims abstract description 92
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 9
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 9
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 6
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 6
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 5
- 229910052732 germanium Inorganic materials 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims description 29
- 239000012720 thermal barrier coating Substances 0.000 claims description 26
- 238000005524 ceramic coating Methods 0.000 claims description 21
- 229910000601 superalloy Inorganic materials 0.000 claims description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 19
- 239000011248 coating agent Substances 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 16
- 229910003638 H2SiF6 Inorganic materials 0.000 claims description 15
- 239000003112 inhibitor Substances 0.000 claims description 15
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 14
- 150000004673 fluoride salts Chemical class 0.000 claims description 14
- 230000007797 corrosion Effects 0.000 claims description 13
- 238000005260 corrosion Methods 0.000 claims description 13
- ZEFWRWWINDLIIV-UHFFFAOYSA-N tetrafluorosilane;dihydrofluoride Chemical compound F.F.F[Si](F)(F)F ZEFWRWWINDLIIV-UHFFFAOYSA-N 0.000 claims description 13
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 239000002243 precursor Substances 0.000 claims description 10
- 150000003839 salts Chemical class 0.000 claims description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910003899 H2ZrF6 Inorganic materials 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 7
- -1 H2SiF6 compound Chemical class 0.000 claims description 7
- MIMUSZHMZBJBPO-UHFFFAOYSA-N 6-methoxy-8-nitroquinoline Chemical group N1=CC=CC2=CC(OC)=CC([N+]([O-])=O)=C21 MIMUSZHMZBJBPO-UHFFFAOYSA-N 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 230000002411 adverse Effects 0.000 claims description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 5
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 5
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000292 calcium oxide Substances 0.000 claims description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- 239000000395 magnesium oxide Substances 0.000 claims description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 4
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 claims description 4
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 239000000080 wetting agent Substances 0.000 claims description 3
- FLVIGYVXZHLUHP-UHFFFAOYSA-N N,N'-diethylthiourea Chemical compound CCNC(=S)NCC FLVIGYVXZHLUHP-UHFFFAOYSA-N 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 239000002518 antifoaming agent Substances 0.000 claims description 2
- 239000002738 chelating agent Substances 0.000 claims description 2
- 229910052681 coesite Inorganic materials 0.000 claims description 2
- 229910052906 cristobalite Inorganic materials 0.000 claims description 2
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 238000010494 dissociation reaction Methods 0.000 claims description 2
- 230000005593 dissociations Effects 0.000 claims description 2
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims description 2
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 235000012239 silicon dioxide Nutrition 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims description 2
- 229910052682 stishovite Inorganic materials 0.000 claims description 2
- 239000004094 surface-active agent Substances 0.000 claims description 2
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 claims description 2
- 229910052905 tridymite Inorganic materials 0.000 claims description 2
- 239000002210 silicon-based material Substances 0.000 claims 2
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 claims 1
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical compound [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 claims 1
- 238000007654 immersion Methods 0.000 abstract description 7
- 239000000243 solution Substances 0.000 description 15
- 150000007513 acids Chemical class 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 238000009792 diffusion process Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 239000010936 titanium Substances 0.000 description 6
- 229910000951 Aluminide Inorganic materials 0.000 description 5
- 238000013019 agitation Methods 0.000 description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000008188 pellet Substances 0.000 description 4
- 239000011253 protective coating Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- NRGGMCIBEHEAIL-UHFFFAOYSA-N 2-ethylpyridine Chemical compound CCC1=CC=CC=N1 NRGGMCIBEHEAIL-UHFFFAOYSA-N 0.000 description 1
- BSKHPKMHTQYZBB-UHFFFAOYSA-N 2-methylpyridine Chemical compound CC1=CC=CC=N1 BSKHPKMHTQYZBB-UHFFFAOYSA-N 0.000 description 1
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 241000501667 Etroplus Species 0.000 description 1
- 229910017665 NH4HF2 Inorganic materials 0.000 description 1
- 229910004883 Na2SiF6 Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910001347 Stellite Inorganic materials 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- LDDQLRUQCUTJBB-UHFFFAOYSA-N ammonium fluoride Chemical compound [NH4+].[F-] LDDQLRUQCUTJBB-UHFFFAOYSA-N 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- AHICWQREWHDHHF-UHFFFAOYSA-N chromium;cobalt;iron;manganese;methane;molybdenum;nickel;silicon;tungsten Chemical compound C.[Si].[Cr].[Mn].[Fe].[Co].[Ni].[Mo].[W] AHICWQREWHDHHF-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 229910000907 nickel aluminide Inorganic materials 0.000 description 1
- 229910001235 nimonic Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 230000003716 rejuvenation Effects 0.000 description 1
- 229910001173 rene N5 Inorganic materials 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- BFXAWOHHDUIALU-UHFFFAOYSA-M sodium;hydron;difluoride Chemical compound F.[F-].[Na+] BFXAWOHHDUIALU-UHFFFAOYSA-M 0.000 description 1
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910000843 ultimet Inorganic materials 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/10—Other heavy metals
Landscapes
- Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/277,279 US6916429B2 (en) | 2002-10-21 | 2002-10-21 | Process for removing aluminosilicate material from a substrate, and related compositions |
| US10/277,279 | 2002-10-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2444929A1 CA2444929A1 (en) | 2004-04-21 |
| CA2444929C true CA2444929C (en) | 2011-11-22 |
Family
ID=32093246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2444929A Expired - Fee Related CA2444929C (en) | 2002-10-21 | 2003-10-09 | A process for removing aluminosilicate material from a substrate, and related compositions |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6916429B2 (enExample) |
| EP (1) | EP1431421A1 (enExample) |
| JP (1) | JP4874512B2 (enExample) |
| BR (1) | BR0304031A (enExample) |
| CA (1) | CA2444929C (enExample) |
| SG (1) | SG114634A1 (enExample) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040169013A1 (en) * | 2003-02-28 | 2004-09-02 | General Electric Company | Method for chemically removing aluminum-containing materials from a substrate |
| US6878215B1 (en) * | 2004-05-27 | 2005-04-12 | General Electric Company | Chemical removal of a metal oxide coating from a superalloy article |
| US7597819B1 (en) * | 2004-12-20 | 2009-10-06 | Sandia Corporation | Redox buffered hydrofluoric acid etchant for the reduction of galvanic attack during release etching of MEMS devices having noble material films |
| US7146990B1 (en) * | 2005-07-26 | 2006-12-12 | Chromalloy Gas Turbine Corporation | Process for repairing sulfidation damaged turbine components |
| DE102005049249B4 (de) * | 2005-10-14 | 2018-03-29 | MTU Aero Engines AG | Verfahren zur Entschichtung eines Gasturbinenbauteils |
| US7575694B2 (en) * | 2005-12-29 | 2009-08-18 | General Electric Company | Method of selectively stripping a metallic coating |
| JP4757042B2 (ja) * | 2006-01-26 | 2011-08-24 | 日本ペイント株式会社 | アルミニウム系金属材料用酸性洗浄剤及びその洗浄方法 |
| US7832461B2 (en) * | 2006-04-28 | 2010-11-16 | Hewlett-Packard Development Company, L.P. | Cooling systems and methods |
| US20080069751A1 (en) * | 2006-09-20 | 2008-03-20 | Lawrence Bernard Kool | Method of neutralizing acid exhaust gas |
| JP5132920B2 (ja) * | 2006-11-22 | 2013-01-30 | 東京エレクトロン株式会社 | 塗布・現像装置および基板搬送方法、ならびにコンピュータプログラム |
| US8021491B2 (en) * | 2006-12-07 | 2011-09-20 | Lawrence Bernard Kool | Method for selectively removing coatings from metal substrates |
| US20080202552A1 (en) * | 2006-12-07 | 2008-08-28 | Lawrence Bernard Kool | Method for selectively removing coatings from metal substrates |
| US20080241370A1 (en) * | 2007-03-28 | 2008-10-02 | Pratt & Whitney Canada Corp. | Coating removal from vane rings via tumble strip |
| US7935642B2 (en) * | 2007-11-16 | 2011-05-03 | General Electric Company | Replenishment method for an advanced coating removal stripping solution |
| US7875200B2 (en) * | 2008-05-20 | 2011-01-25 | United Technologies Corporation | Method for a repair process |
| US8658291B2 (en) * | 2008-12-19 | 2014-02-25 | General Electric Company | CMAS mitigation compositions, environmental barrier coatings comprising the same, and ceramic components comprising the same |
| US8658255B2 (en) * | 2008-12-19 | 2014-02-25 | General Electric Company | Methods for making environmental barrier coatings and ceramic components having CMAS mitigation capability |
| US20110088720A1 (en) * | 2009-10-20 | 2011-04-21 | General Electric Company | Methods for cleaning substrates |
| WO2012093373A2 (en) * | 2011-01-05 | 2012-07-12 | Ecolab Usa Inc. | Acid cleaning and corrosion inhibiting compositions comprising a blend of nitric and sulfuric acid |
| CN102506608A (zh) * | 2011-10-08 | 2012-06-20 | 瓮福（集团）有限责任公司 | 一种清洗湿法磷酸浓缩换热器的方法 |
| EP2584069A1 (de) * | 2011-10-21 | 2013-04-24 | Siemens Aktiengesellschaft | Vorbehandlung bei einer Fluoridionen-Reinigung und Verfahren |
| US9926517B2 (en) | 2013-12-09 | 2018-03-27 | General Electric Company | Cleaning solution and methods of cleaning a turbine engine |
| US9932854B1 (en) | 2013-12-09 | 2018-04-03 | General Electric Company | Methods of cleaning a hot gas flowpath component of a turbine engine |
| BR102016021259B1 (pt) | 2015-10-05 | 2022-06-14 | General Electric Company | Método e soluções de limpeza de um motor de turbina e composição de reagente |
| CN105925984B (zh) * | 2016-05-16 | 2021-03-23 | 浙江师范大学 | 一种机械加工用去毛刺液及其制备方法 |
| US10246760B2 (en) * | 2016-07-12 | 2019-04-02 | General Electric Company | Platinum recovery methods |
| US10329674B2 (en) * | 2016-12-01 | 2019-06-25 | Vitech International, Inc. | Fluorinated acid compounds, compositions and methods of use |
| US10731508B2 (en) | 2017-03-07 | 2020-08-04 | General Electric Company | Method for cleaning components of a turbine engine |
| US10501839B2 (en) * | 2018-04-11 | 2019-12-10 | General Electric Company | Methods of removing a ceramic coating from a substrate |
| CN119506899A (zh) | 2018-11-22 | 2025-02-25 | 艺康美国股份有限公司 | 用来增强污垢去除的酸性cip/cop清洗组合物 |
| US11926880B2 (en) | 2021-04-21 | 2024-03-12 | General Electric Company | Fabrication method for a component having magnetic and non-magnetic dual phases |
| US11661646B2 (en) | 2021-04-21 | 2023-05-30 | General Electric Comapny | Dual phase magnetic material component and method of its formation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2501349A (en) * | 1946-05-10 | 1950-03-21 | Westinghouse Electric Corp | Insulation for magnetic material |
| US3514407A (en) * | 1966-09-28 | 1970-05-26 | Lockheed Aircraft Corp | Chemical polishing of titanium and titanium alloys |
| US4277289A (en) * | 1978-07-19 | 1981-07-07 | Aluminum Pechiney | Process for removing titaniferous and silico-aluminous incrustations from surfaces |
| US4713119A (en) * | 1986-03-20 | 1987-12-15 | Stauffer Chemical Company | Process for removing alkali metal aluminum silicate scale deposits from surfaces of chemical process equipment |
| DE3917867A1 (de) * | 1989-06-01 | 1990-12-06 | Hoechst Ceram Tec Ag | Verfahren zur abscheidung von gold |
| WO1996031687A1 (en) * | 1995-04-06 | 1996-10-10 | General Electric Company | Method and composite for protection of thermal barrier coating with an impermeable barrier coating |
| US5464479A (en) * | 1994-08-31 | 1995-11-07 | Kenton; Donald J. | Method for removing undesired material from internal spaces of parts |
| US5660885A (en) * | 1995-04-03 | 1997-08-26 | General Electric Company | Protection of thermal barrier coating by a sacrificial surface coating |
| US6379749B2 (en) * | 2000-01-20 | 2002-04-30 | General Electric Company | Method of removing ceramic coatings |
| US6238743B1 (en) * | 2000-01-20 | 2001-05-29 | General Electric Company | Method of removing a thermal barrier coating |
| US6833328B1 (en) | 2000-06-09 | 2004-12-21 | General Electric Company | Method for removing a coating from a substrate, and related compositions |
| US6863738B2 (en) | 2001-01-29 | 2005-03-08 | General Electric Company | Method for removing oxides and coatings from a substrate |
| US6758914B2 (en) * | 2001-10-25 | 2004-07-06 | General Electric Company | Process for partial stripping of diffusion aluminide coatings from metal substrates, and related compositions |
-
2002
- 2002-10-21 US US10/277,279 patent/US6916429B2/en not_active Expired - Lifetime
-
2003
- 2003-10-09 CA CA2444929A patent/CA2444929C/en not_active Expired - Fee Related
- 2003-10-17 EP EP03256567A patent/EP1431421A1/en not_active Withdrawn
- 2003-10-20 JP JP2003358811A patent/JP4874512B2/ja not_active Expired - Fee Related
- 2003-10-20 BR BR0304031-3A patent/BR0304031A/pt not_active Application Discontinuation
- 2003-10-20 SG SG200306261A patent/SG114634A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR0304031A (pt) | 2005-05-31 |
| EP1431421A1 (en) | 2004-06-23 |
| JP2004143597A (ja) | 2004-05-20 |
| CA2444929A1 (en) | 2004-04-21 |
| US6916429B2 (en) | 2005-07-12 |
| JP4874512B2 (ja) | 2012-02-15 |
| SG114634A1 (en) | 2005-09-28 |
| US20040074873A1 (en) | 2004-04-22 |
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| EEER | Examination request | ||
| MKLA | Lapsed |
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