DE69802725T2 - Verfahren zur Entfernung von Oberflächenschichten von metallischen Beschichtungen - Google Patents

Verfahren zur Entfernung von Oberflächenschichten von metallischen Beschichtungen

Info

Publication number
DE69802725T2
DE69802725T2 DE69802725T DE69802725T DE69802725T2 DE 69802725 T2 DE69802725 T2 DE 69802725T2 DE 69802725 T DE69802725 T DE 69802725T DE 69802725 T DE69802725 T DE 69802725T DE 69802725 T2 DE69802725 T2 DE 69802725T2
Authority
DE
Germany
Prior art keywords
surface layers
removing surface
metallic coatings
coatings
metallic
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 - Lifetime
Application number
DE69802725T
Other languages
English (en)
Other versions
DE69802725D1 (de
Inventor
Thomas A Kircher
Bruce G Mcmordie
Mark F Mosser
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sermatech International Inc
Original Assignee
Sermatech International Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25171546&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69802725(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sermatech International Inc filed Critical Sermatech International Inc
Publication of DE69802725D1 publication Critical patent/DE69802725D1/de
Application granted granted Critical
Publication of DE69802725T2 publication Critical patent/DE69802725T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/60—After-treatment
DE69802725T 1997-01-31 1998-01-27 Verfahren zur Entfernung von Oberflächenschichten von metallischen Beschichtungen Expired - Lifetime DE69802725T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/797,691 US6036995A (en) 1997-01-31 1997-01-31 Method for removal of surface layers of metallic coatings

Publications (2)

Publication Number Publication Date
DE69802725D1 DE69802725D1 (de) 2002-01-17
DE69802725T2 true DE69802725T2 (de) 2002-07-18

Family

ID=25171546

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802725T Expired - Lifetime DE69802725T2 (de) 1997-01-31 1998-01-27 Verfahren zur Entfernung von Oberflächenschichten von metallischen Beschichtungen

Country Status (4)

Country Link
US (1) US6036995A (de)
EP (1) EP0861919B1 (de)
CA (1) CA2227873C (de)
DE (1) DE69802725T2 (de)

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DE19807636C1 (de) * 1998-02-23 1999-11-18 Mtu Muenchen Gmbh Verfahren zum Herstellen einer korrosions- und oxidationsbeständigen Schlickerschicht
US6203847B1 (en) 1998-12-22 2001-03-20 General Electric Company Coating of a discrete selective surface of an article
US6328810B1 (en) * 1999-04-07 2001-12-11 General Electric Company Method for locally removing oxidation and corrosion product from the surface of turbine engine components
US6302318B1 (en) * 1999-06-29 2001-10-16 General Electric Company Method of providing wear-resistant coatings, and related articles
US6235352B1 (en) * 1999-11-29 2001-05-22 Electric Power Research Institute, Inc. Method of repairing a thermal barrier coating
EP1162284A1 (de) 2000-06-05 2001-12-12 Alstom (Switzerland) Ltd Verfahren zum Reparieren einer beschichteten Komponenten
US6482470B1 (en) 2000-07-18 2002-11-19 General Electric Company Diffusion aluminide coated metallic substrate including a thin diffusion portion of controlled thickness
US6605160B2 (en) 2000-08-21 2003-08-12 Robert Frank Hoskin Repair of coatings and surfaces using reactive metals coating processes
US6413578B1 (en) * 2000-10-12 2002-07-02 General Electric Company Method for repairing a thermal barrier coating and repaired coating formed thereby
JP2004523767A (ja) * 2001-03-16 2004-08-05 シーメンス　アクチエンゲゼルシヤフト 炭化物含有合金又は表面近傍が硫化された合金の非破壊検査方法およびガスタービン翼の製造方法
EP1298230A1 (de) * 2001-10-01 2003-04-02 Siemens Aktiengesellschaft Verfahren zur Entfernung von Schichtbereichen eines Bauteils aus Metall
US6699101B2 (en) * 2001-11-29 2004-03-02 General Electric Company Method for removing a damaged substrate region beneath a coating
US6843861B2 (en) * 2002-02-08 2005-01-18 General Electric Company Method for preventing the formation of secondary reaction zone in susceptible articles, and articles prepared by the method
EP1352989A1 (de) * 2002-04-10 2003-10-15 Siemens Aktiengesellschaft Bauteil mit einer Maskierungsschicht
US7976940B2 (en) * 2002-04-10 2011-07-12 Siemens Aktiengesellschaft Component, method for coating a component, and powder
EP1352988A1 (de) * 2002-04-10 2003-10-15 Siemens Aktiengesellschaft Verfahren zur Beschichtung eines Bauteils
US20040191488A1 (en) * 2002-04-10 2004-09-30 Thomas Berndt Component, method for coating a component, and powder
EP1367144A1 (de) * 2002-05-29 2003-12-03 Siemens Aktiengesellschaft Verfahren zur Entfernung von zumindest einem Teilbereich eines Bauteils aus Metall oder einer Metallverbindung
DE60310168T2 (de) 2002-08-02 2007-09-13 Alstom Technology Ltd. Verfahren zum Schutz von Teilflächen eines Werkstücks
US7547478B2 (en) 2002-12-13 2009-06-16 General Electric Company Article including a substrate with a metallic coating and a protective coating thereon, and its preparation and use in component restoration
US7060366B2 (en) 2003-02-19 2006-06-13 General Electric Company Article including a substrate with a metallic coating and a chromium-aluminide protective coating thereon, and its preparation and use in component restoration
GB2401115B (en) * 2003-05-01 2006-06-21 Diffusion Alloys Ltd Refurbishing corroded turbine blades
US7509735B2 (en) * 2004-04-22 2009-03-31 Siemens Energy, Inc. In-frame repairing system of gas turbine components
EP1808506A1 (de) * 2006-01-17 2007-07-18 Siemens Aktiengesellschaft Verfahren zum Behandeln von Werkstücken mittels einer chemischen Substanz
EP1932954A1 (de) * 2006-12-05 2008-06-18 Siemens Aktiengesellschaft, A German Corporation Verfahren zum Beschichten eines mit Öffnungen versehenen Bauteils
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
US8808852B2 (en) * 2007-07-11 2014-08-19 United Technologies Corporation Process for controlling fatigue debit of a coated article
CN102016122A (zh) * 2008-05-02 2011-04-13 欧瑞康贸易股份公司(特吕巴赫) 从工件上脱层的方法及脱层溶液
US20110052406A1 (en) * 2009-08-25 2011-03-03 General Electric Company Airfoil and process for depositing an erosion-resistant coating on the airfoil
US9175568B2 (en) 2010-06-22 2015-11-03 Honeywell International Inc. Methods for manufacturing turbine components
US9085980B2 (en) 2011-03-04 2015-07-21 Honeywell International Inc. Methods for repairing turbine components
US8506836B2 (en) * 2011-09-16 2013-08-13 Honeywell International Inc. Methods for manufacturing components from articles formed by additive-manufacturing processes
US9266170B2 (en) 2012-01-27 2016-02-23 Honeywell International Inc. Multi-material turbine components
EP2834387B1 (de) 2012-04-03 2016-05-18 MTU Aero Engines GmbH Schlicker und verfahren zur herstellung einer aluminium-diffusionsschicht
US9120151B2 (en) 2012-08-01 2015-09-01 Honeywell International Inc. Methods for manufacturing titanium aluminide components from articles formed by consolidation processes
EP2728035B1 (de) * 2012-10-31 2020-07-01 MTU Aero Engines AG Verfahren zur Änderung der Oberflächeneigenschaften von Bauteilen
EP2781691A1 (de) * 2013-03-19 2014-09-24 Alstom Technology Ltd Verfahren zur Neukonditionierung für einen Heißgaspfad einer Gasturbine
US9358663B2 (en) 2014-04-16 2016-06-07 General Electric Company System and methods of removing a multi-layer coating from a substrate
US10590800B2 (en) 2014-09-25 2020-03-17 General Electric Company Method for selective aluminide diffusion coating removal
US11427904B2 (en) 2014-10-20 2022-08-30 Raytheon Technologies Corporation Coating system for internally-cooled component and process therefor
US10767753B2 (en) * 2015-06-25 2020-09-08 Raytheon Technologies Corporation Rolling element cage for geared turbofan
US10538686B2 (en) 2017-09-27 2020-01-21 Honda Motor Co., Ltd. Multi-material assembly and methods of making thereof
CN115595581B (zh) * 2022-11-10 2024-04-26 上海电气燃气轮机有限公司 一种服役后热部件粘接层的去除方法

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US3622391A (en) * 1969-04-04 1971-11-23 Alloy Surfaces Co Inc Process of stripping aluminide coating from cobalt and nickel base alloys
US4724172A (en) * 1983-12-29 1988-02-09 Sermatech International, Inc. Thick coating compositions
GB9116332D0 (en) * 1991-07-29 1991-09-11 Diffusion Alloys Ltd Refurbishing of corroded superalloy or heat resistant steel parts and parts so refurbished
GB9210683D0 (en) * 1992-05-19 1992-07-08 Rolls Royce Plc Multiplex aluminide-silicide coating
EP0713957A1 (de) * 1994-11-25 1996-05-29 FINMECCANICA S.p.A. AZIENDA ANSALDO Methode zum Reparieren von Schutzschichten auf Gasturbinenschaufeln

Also Published As

Publication number Publication date
EP0861919B1 (de) 2001-12-05
DE69802725D1 (de) 2002-01-17
CA2227873A1 (en) 1998-07-31
EP0861919A2 (de) 1998-09-02
US6036995A (en) 2000-03-14
EP0861919A3 (de) 1998-09-09
CA2227873C (en) 2007-07-10

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Representative=s name: MURGITROYD & COMPANY, 48149 MUENSTER

8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8328 Change in the person/name/address of the agent

Representative=s name: MURGITROYD & COMPANY, 48149 MUENSTER

8365 Fully valid after opposition proceedings