EP0237153B1 - Procédé pour enlever des revêtements protecteurs et des couches de liaison de pièces métalliques - Google Patents
Procédé pour enlever des revêtements protecteurs et des couches de liaison de pièces métalliques Download PDFInfo
- Publication number
- EP0237153B1 EP0237153B1 EP19870300550 EP87300550A EP0237153B1 EP 0237153 B1 EP0237153 B1 EP 0237153B1 EP 19870300550 EP19870300550 EP 19870300550 EP 87300550 A EP87300550 A EP 87300550A EP 0237153 B1 EP0237153 B1 EP 0237153B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- base metal
- atmosphere
- coating
- process according
- coatings
- 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
Links
Images
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
- C23F1/10—Etching compositions
- C23F1/12—Gaseous compositions
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82671886A | 1986-02-06 | 1986-02-06 | |
US826718 | 1986-02-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0237153A1 EP0237153A1 (fr) | 1987-09-16 |
EP0237153B1 true EP0237153B1 (fr) | 1991-05-02 |
Family
ID=25247347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19870300550 Expired EP0237153B1 (fr) | 1986-02-06 | 1987-01-22 | Procédé pour enlever des revêtements protecteurs et des couches de liaison de pièces métalliques |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0237153B1 (fr) |
AU (1) | AU586530B2 (fr) |
DE (1) | DE3769677D1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112006002001B4 (de) * | 2005-07-26 | 2020-12-31 | Chromalloy Gas Turbine Corp. | Verfahren zur Reinigung und Reparatur einer Oberfläche eines inneren Hohlraums einer Gasturbinenkomponente mit schwefelenthaltenden Ablagerungen |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69025244T2 (de) * | 1989-08-25 | 1996-06-27 | Applied Materials Inc | Reinigungsverfahren für eine Anlage zur Behandlung von Halbleiterscheiben |
US5207836A (en) * | 1989-08-25 | 1993-05-04 | Applied Materials, Inc. | Cleaning process for removal of deposits from the susceptor of a chemical vapor deposition apparatus |
JPH03130368A (ja) * | 1989-09-22 | 1991-06-04 | Applied Materials Inc | 半導体ウェーハプロセス装置の洗浄方法 |
DE4228551C2 (de) * | 1992-08-27 | 1996-02-22 | Linde Ag | Verfahren und Anwendung des Verfahrens zur reinigenden Behandlung von Oberflächen mit einem Niederdruckplasma |
US5728227A (en) * | 1996-06-17 | 1998-03-17 | General Electric Company | Method for removing a diffusion coating from a nickel base alloy |
US6416589B1 (en) * | 1999-02-18 | 2002-07-09 | General Electric Company | Carbon-enhanced fluoride ion cleaning |
US6199276B1 (en) * | 1999-08-11 | 2001-03-13 | General Electric Company | Method for removing a dense ceramic thermal barrier coating from a surface |
DE19960353A1 (de) * | 1999-12-14 | 2001-06-21 | Dechema Deutsche Gesellschaft Fuer Chemisches Apparatewesen, Chemische Technik Und Biotechnologie Ev | Verfahren zur Herstellung einer Diffusionsbarriere zur Lebensdauererhöhung von Hochtemperatur-Schutzschichten |
FR2827308B1 (fr) * | 2001-07-12 | 2004-05-14 | Snecma Moteurs | Procede de reparation globale d'une piece revetue d'une barriere thermique |
DK3684961T3 (da) | 2017-09-19 | 2022-11-21 | Bortec Gmbh | Forbedret fremgangsmåde til forbehandling af en overflade af et metallisk substrat |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2571328A (en) * | 1947-12-22 | 1951-10-16 | Ohio Rubber Co | Method of cleaning metal articles of adherent rubber and the like |
US3833414A (en) * | 1972-09-05 | 1974-09-03 | Gen Electric | Aluminide coating removal method |
US4188237A (en) * | 1978-02-02 | 1980-02-12 | University Of Dayton | Method for cleaning metal parts with elemental fluorine |
US4324594A (en) * | 1978-02-02 | 1982-04-13 | University Of Dayton | Method for cleaning metal parts |
US4328044A (en) * | 1978-02-02 | 1982-05-04 | University Of Dayton | Method for cleaning metal parts |
US4243476A (en) * | 1979-06-29 | 1981-01-06 | International Business Machines Corporation | Modification of etch rates by solid masking materials |
US4405379A (en) * | 1980-02-06 | 1983-09-20 | University Of Dayton | Method for cleaning metal parts |
-
1987
- 1987-01-20 AU AU67839/87A patent/AU586530B2/en not_active Ceased
- 1987-01-22 EP EP19870300550 patent/EP0237153B1/fr not_active Expired
- 1987-01-22 DE DE8787300550T patent/DE3769677D1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112006002001B4 (de) * | 2005-07-26 | 2020-12-31 | Chromalloy Gas Turbine Corp. | Verfahren zur Reinigung und Reparatur einer Oberfläche eines inneren Hohlraums einer Gasturbinenkomponente mit schwefelenthaltenden Ablagerungen |
Also Published As
Publication number | Publication date |
---|---|
EP0237153A1 (fr) | 1987-09-16 |
AU586530B2 (en) | 1989-07-13 |
AU6783987A (en) | 1987-08-13 |
DE3769677D1 (de) | 1991-06-06 |
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