DE69404455D1 - Entschwefelungsverfahren zur verbesserung der oxydationsbeständigkeit von werkstücken aus superlegierung - Google Patents

Entschwefelungsverfahren zur verbesserung der oxydationsbeständigkeit von werkstücken aus superlegierung

Info

Publication number
DE69404455D1
DE69404455D1 DE69404455T DE69404455T DE69404455D1 DE 69404455 D1 DE69404455 D1 DE 69404455D1 DE 69404455 T DE69404455 T DE 69404455T DE 69404455 T DE69404455 T DE 69404455T DE 69404455 D1 DE69404455 D1 DE 69404455D1
Authority
DE
Germany
Prior art keywords
oxydation
workpieces
improving
resistance
super alloy
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
DE69404455T
Other languages
English (en)
Other versions
DE69404455T2 (de
Inventor
William P Allen
Norman S Bornstein
Stephen Chin
Michael Decrescente
David N Duhl
Donald R Parille
Roscoe A Pike
John G Smeggil
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of DE69404455D1 publication Critical patent/DE69404455D1/de
Application granted granted Critical
Publication of DE69404455T2 publication Critical patent/DE69404455T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/14—Refining in the solid state
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69404455T 1993-04-14 1994-04-14 Entschwefelungsverfahren zur verbesserung der oxydationsbeständigkeit von werkstücken aus superlegierung Expired - Lifetime DE69404455T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/047,253 US5346563A (en) 1991-11-25 1993-04-14 Method for removing sulfur from superalloy articles to improve their oxidation resistance
PCT/US1994/004150 WO1994024320A1 (en) 1993-04-14 1994-04-14 Method for removing sulfur from superalloy articles to improve their oxidation resistance

Publications (2)

Publication Number Publication Date
DE69404455D1 true DE69404455D1 (de) 1997-08-28
DE69404455T2 DE69404455T2 (de) 1998-02-26

Family

ID=21947919

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69404455T Expired - Lifetime DE69404455T2 (de) 1993-04-14 1994-04-14 Entschwefelungsverfahren zur verbesserung der oxydationsbeständigkeit von werkstücken aus superlegierung

Country Status (5)

Country Link
US (1) US5346563A (de)
EP (1) EP0694083B1 (de)
JP (1) JP3407301B2 (de)
DE (1) DE69404455T2 (de)
WO (1) WO1994024320A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6333121B1 (en) 1992-10-13 2001-12-25 General Electric Company Low-sulfur article having a platinum-aluminide protective layer and its preparation
US5538796A (en) * 1992-10-13 1996-07-23 General Electric Company Thermal barrier coating system having no bond coat
US6656605B1 (en) * 1992-10-13 2003-12-02 General Electric Company Low-sulfur article coated with a platinum-group metal and a ceramic layer, and its preparation
JPH09225623A (ja) * 1995-12-12 1997-09-02 General Electric Co <Ge> インベストメント鋳造超合金物品の環境抵抗の改善方法
US5728227A (en) * 1996-06-17 1998-03-17 General Electric Company Method for removing a diffusion coating from a nickel base alloy
US5898994A (en) * 1996-06-17 1999-05-04 General Electric Company Method for repairing a nickel base superalloy article
US6924040B2 (en) 1996-12-12 2005-08-02 United Technologies Corporation Thermal barrier coating systems and materials
US6177200B1 (en) 1996-12-12 2001-01-23 United Technologies Corporation Thermal barrier coating systems and materials
US5922148A (en) * 1997-02-25 1999-07-13 Howmet Research Corporation Ultra low sulfur superalloy castings and method of making
US6284390B1 (en) 1998-06-12 2001-09-04 United Technologies Corporation Thermal barrier coating system utilizing localized bond coat and article having the same
CA2440573C (en) * 2002-12-16 2013-06-18 Howmet Research Corporation Nickel base superalloy
EP1815035A2 (de) * 2004-11-18 2007-08-08 Alstom Technology Ltd Nickel-basis-superlegierung
SE528807C2 (sv) * 2004-12-23 2007-02-20 Siemens Ag Komponent av en superlegering innehållande palladium för användning i en högtemperaturomgivning samt användning av palladium för motstånd mot väteförsprödning
GB0623290D0 (en) * 2006-11-22 2007-01-03 Qinetiq Nanomaterials Ltd Purification method
FR2910912B1 (fr) * 2006-12-29 2009-02-13 Areva Np Sas Procede de traitement thermique de desensibilisation a la fissuration assistee par l'environnement d'un alliage a base nickel, et piece realisee en cet alliage ainsi traitee
US20080253923A1 (en) * 2007-04-10 2008-10-16 Siemens Power Generation, Inc. Superalloy forming highly adherent chromia surface layer
US20080260571A1 (en) * 2007-04-19 2008-10-23 Siemens Power Generation, Inc. Oxidation resistant superalloy
US20090041615A1 (en) * 2007-08-10 2009-02-12 Siemens Power Generation, Inc. Corrosion Resistant Alloy Compositions with Enhanced Castability and Mechanical Properties
US20090142221A1 (en) * 2007-11-30 2009-06-04 Honeywell International, Inc. Engine components and methods of forming engine components
EP2100982A1 (de) * 2008-03-03 2009-09-16 Siemens Aktiengesellschaft Gamma-Strich-verstärkte Superlegierung auf Nickelbasis
ES2372829B1 (es) 2009-02-24 2012-12-13 Daniel Gaude Fugarolas Procedimiento de reducción de elementos intersticiales en colada de aleaciones y molde para la realización de dicho procedimiento.
US9138963B2 (en) 2009-12-14 2015-09-22 United Technologies Corporation Low sulfur nickel base substrate alloy and overlay coating system
US9150944B2 (en) * 2010-08-05 2015-10-06 Cannon Muskegon Corporation Low sulfur nickel-base single crystal superalloy with PPM additions of lanthanum and yttrium
US20120110848A1 (en) * 2010-11-08 2012-05-10 United Technologies Corporation Low and extra low sulfur alloys for repair
US20130129522A1 (en) * 2011-11-17 2013-05-23 Kenneth Harris Rhenium-free single crystal superalloy for turbine blades and vane applications
US20130142637A1 (en) 2011-12-06 2013-06-06 Kenneth Harris Low rhenium single crystal superalloy for turbine blades and vane applications
US20140094356A1 (en) * 2012-09-28 2014-04-03 General Electric Company Treatment process, oxide-forming treatment composition, and treated component
US9481917B2 (en) 2012-12-20 2016-11-01 United Technologies Corporation Gaseous based desulfurization of alloys
RU2572117C1 (ru) * 2014-10-07 2015-12-27 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Способ получения суперсплавов на основе никеля, легированных редкоземельными металлами
WO2017029856A1 (ja) * 2015-08-18 2017-02-23 国立研究開発法人物質・材料研究機構 Ｎｉ基超合金部品のリサイクル方法
US10682691B2 (en) 2017-05-30 2020-06-16 Raytheon Technologies Corporation Oxidation resistant shot sleeve for high temperature die casting and method of making
WO2019084378A2 (en) 2017-10-27 2019-05-02 United Technologies Corporation COUNTER-GRAVITY CASTING APPARATUS AND DESULFURIZATION METHODS
EP4200089A1 (de) * 2020-08-18 2023-06-28 Applied Materials, Inc. Verfahren zur reinigung von luft- und raumfahrtkomponenten
US20230330716A1 (en) * 2022-04-13 2023-10-19 General Electric Company System and method for cleaning turbine components

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1710846A (en) * 1927-04-25 1929-04-30 Smith Willoughby Statham Refinement of nickel alloys
GB385639A (en) * 1931-05-22 1932-12-22 Axel Axelson Johnson Improvements in and relating to the purification of iron
US2823139A (en) * 1952-05-23 1958-02-11 Ver Deutsche Metallwerke Ag Method of increasing the scaling resistance of metallic objects
DE1085675B (de) * 1959-08-13 1960-07-21 Mannesmann Ag Verfahren zum Entschwefeln von Metallpulver
US3403058A (en) * 1964-12-02 1968-09-24 Fansteel Metallurgical Corp Process for preventing blistering of nickel metal containing dispersed refractory oxide particles
US3379581A (en) * 1964-12-21 1968-04-23 Armco Steel Corp Desulfurizing coating for ferrous material and method of using it
US3853540A (en) * 1973-04-11 1974-12-10 Latrobe Steel Co Desulfurization of vacuum-induction-furnace-melted alloys
US3891425A (en) * 1974-02-27 1975-06-24 Special Metals Corp Desulfurization of transition metal alloys
US4209348A (en) * 1976-11-17 1980-06-24 United Technologies Corporation Heat treated superalloy single crystal article and process
US4612179A (en) * 1985-03-13 1986-09-16 Sri International Process for purification of solid silicon
US4719080A (en) * 1985-06-10 1988-01-12 United Technologies Corporation Advanced high strength single crystal superalloy compositions
US4895201A (en) * 1987-07-07 1990-01-23 United Technologies Corporation Oxidation resistant superalloys containing low sulfur levels

Also Published As

Publication number Publication date
US5346563A (en) 1994-09-13
JP3407301B2 (ja) 2003-05-19
EP0694083A1 (de) 1996-01-31
WO1994024320A1 (en) 1994-10-27
EP0694083B1 (de) 1997-07-23
JPH08509267A (ja) 1996-10-01
DE69404455T2 (de) 1998-02-26

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