CA1337624C - Superalliages a base de nickel pour la production d'articles monocristallins a tolerance amelioree aux joints de grain a angle faible - Google Patents

Superalliages a base de nickel pour la production d'articles monocristallins a tolerance amelioree aux joints de grain a angle faible

Info

Publication number: CA1337624C
Authority: CA; Canada
Prior art keywords: nickel; single crystal; grain boundaries; superalloys; article
Prior art date: 1986-03-27
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

Application number

CA000516576A

Other languages

English (en)

Inventor

Earl Warren Ross

Carl Stephen Wukusick

Warren Tan King

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.)

General Electric Co

Original Assignee

General Electric Co

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.)

1986-03-27

Filing date

1986-08-22

Publication date

1995-11-28

1986-03-27 Priority to GB8607773A priority Critical patent/GB2234521B/en

1986-04-15 Priority to DE3612628A priority patent/DE3612628C2/de

1986-04-22 Priority to FR8605809A priority patent/FR2731714B1/fr

1986-08-22 Application filed by General Electric Co filed Critical General Electric Co

1986-08-22 Priority to CA000516576A priority patent/CA1337624C/fr

1989-05-30 Priority to JP80001689A priority patent/JP3402603B2/ja

1989-09-14 Priority to IL9163389A priority patent/IL91633A/en

1989-09-20 Priority to AU41640/89A priority patent/AU626581B2/en

1995-11-28 Application granted granted Critical

1995-11-28 Publication of CA1337624C publication Critical patent/CA1337624C/fr

2012-11-28 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

229910000601 superalloy Inorganic materials 0.000 title claims abstract description 66
239000013078 crystal Substances 0.000 title claims abstract description 52
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 20
239000012535 impurity Substances 0.000 claims description 19
229910052759 nickel Inorganic materials 0.000 claims description 10
239000000203 mixture Substances 0.000 claims description 7
238000004519 manufacturing process Methods 0.000 claims description 6
229910052799 carbon Inorganic materials 0.000 abstract description 20
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 16
229910052796 boron Inorganic materials 0.000 abstract description 15
229910045601 alloy Inorganic materials 0.000 abstract description 14
239000000956 alloy Substances 0.000 abstract description 14
238000000034 method Methods 0.000 abstract description 13
230000003647 oxidation Effects 0.000 abstract description 13
238000007254 oxidation reaction Methods 0.000 abstract description 13
229910052735 hafnium Inorganic materials 0.000 abstract description 12
238000005266 casting Methods 0.000 abstract description 11
125000004122 cyclic group Chemical group 0.000 abstract description 11
VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 abstract description 11
ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract description 10
238000005260 corrosion Methods 0.000 abstract description 8
230000007797 corrosion Effects 0.000 abstract description 8
238000007689 inspection Methods 0.000 abstract description 4
238000011179 visual inspection Methods 0.000 abstract 1
238000007711 solidification Methods 0.000 description 10
230000008023 solidification Effects 0.000 description 10
238000012360 testing method Methods 0.000 description 10
238000007792 addition Methods 0.000 description 8
230000000052 comparative effect Effects 0.000 description 6
239000007789 gas Substances 0.000 description 6
239000010936 titanium Substances 0.000 description 6
229910052726 zirconium Inorganic materials 0.000 description 6
238000005162 X-ray Laue diffraction Methods 0.000 description 5
239000000463 material Substances 0.000 description 5
238000002844 melting Methods 0.000 description 5
230000008018 melting Effects 0.000 description 5
229910052751 metal Inorganic materials 0.000 description 5
239000002184 metal Substances 0.000 description 5
238000001816 cooling Methods 0.000 description 4
230000002939 deleterious effect Effects 0.000 description 4
238000011161 development Methods 0.000 description 4
230000008569 process Effects 0.000 description 4
239000011651 chromium Substances 0.000 description 3
229910017052 cobalt Inorganic materials 0.000 description 3
239000010941 cobalt Substances 0.000 description 3
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
239000012530 fluid Substances 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
230000006872 improvement Effects 0.000 description 3
239000010955 niobium Substances 0.000 description 3
239000000126 substance Substances 0.000 description 3
238000002441 X-ray diffraction Methods 0.000 description 2
QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 2
229910052797 bismuth Inorganic materials 0.000 description 2
JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000005259 measurement Methods 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
238000012545 processing Methods 0.000 description 2
150000003839 salts Chemical class 0.000 description 2
238000005728 strengthening Methods 0.000 description 2
230000000007 visual effect Effects 0.000 description 2
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
229910000976 Electrical steel Inorganic materials 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
DTAFLBZLAZYRDX-UHFFFAOYSA-N OOOOOO Chemical compound OOOOOO DTAFLBZLAZYRDX-UHFFFAOYSA-N 0.000 description 1
OZBZONOEYUBXTD-UHFFFAOYSA-N OOOOOOOOO Chemical compound OOOOOOOOO OZBZONOEYUBXTD-UHFFFAOYSA-N 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
238000005275 alloying Methods 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
230000003466 anti-cipated effect Effects 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000008901 benefit Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000003203 everyday effect Effects 0.000 description 1
150000001247 metal acetylides Chemical class 0.000 description 1
229910001092 metal group alloy Inorganic materials 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
239000003345 natural gas Substances 0.000 description 1
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
230000008520 organization Effects 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
238000003746 solid phase reaction Methods 0.000 description 1
239000006104 solid solution Substances 0.000 description 1
238000010671 solid-state reaction Methods 0.000 description 1
229910052715 tantalum Inorganic materials 0.000 description 1
GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
230000009466 transformation Effects 0.000 description 1
238000000844 transformation Methods 0.000 description 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
239000010937 tungsten Substances 0.000 description 1
238000012795 verification Methods 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/057—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being less 10%
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/056—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 10% but less than 20%
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/52—Alloys

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Mechanical Engineering (AREA)
Crystallography & Structural Chemistry (AREA)
Inorganic Chemistry (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Crystals, And After-Treatments Of Crystals (AREA)

CA000516576A 1986-03-27 1986-08-22 Superalliages a base de nickel pour la production d'articles monocristallins a tolerance amelioree aux joints de grain a angle faible Expired - Fee Related CA1337624C (fr)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
GB8607773A GB2234521B (en)	1986-03-27	1986-03-27	Nickel-base superalloys for producing single crystal articles having improved tolerance to low angle grain boundaries
DE3612628A DE3612628C2 (de)	1986-03-27	1986-04-15	Gußwerkstücke und gegossenes Einkristallwerkstück aus Superlegierungen auf Nickelbasis zur Herstellung von Einkristall-Gegenständen mit verbesserter Kleinwinkel-Korngrenzen-Toleranz
FR8605809A FR2731714B1 (fr)	1986-03-27	1986-04-22	Superalliages a base de nickel pour la production d'articles monocristallins ayant une tolerance amelioree aux joints de grains a faible desorientation
CA000516576A CA1337624C (fr)	1986-03-27	1986-08-22	Superalliages a base de nickel pour la production d'articles monocristallins a tolerance amelioree aux joints de grain a angle faible
JP80001689A JP3402603B2 (ja)	1986-03-27	1989-05-30	単結晶製品を製造するための改善された低角粒界耐性を有するニッケル基―超合金
IL9163389A IL91633A (en)	1986-03-27	1989-09-14	Nickel-base superalloys for producing single crystal articles having improved tolerance to low angle grain boundaries
AU41640/89A AU626581B2 (en)	1986-03-27	1989-09-20	Nickel-base single crystal superalloys

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
GB8607773A GB2234521B (en)	1986-03-27	1986-03-27	Nickel-base superalloys for producing single crystal articles having improved tolerance to low angle grain boundaries
DE3612628A DE3612628C2 (de)	1986-03-27	1986-04-15	Gußwerkstücke und gegossenes Einkristallwerkstück aus Superlegierungen auf Nickelbasis zur Herstellung von Einkristall-Gegenständen mit verbesserter Kleinwinkel-Korngrenzen-Toleranz
FR8605809A FR2731714B1 (fr)	1986-03-27	1986-04-22	Superalliages a base de nickel pour la production d'articles monocristallins ayant une tolerance amelioree aux joints de grains a faible desorientation
CA000516576A CA1337624C (fr)	1986-03-27	1986-08-22	Superalliages a base de nickel pour la production d'articles monocristallins a tolerance amelioree aux joints de grain a angle faible
IL9163389A IL91633A (en)	1986-03-27	1989-09-14	Nickel-base superalloys for producing single crystal articles having improved tolerance to low angle grain boundaries

Publications (1)

Publication Number	Publication Date
CA1337624C true CA1337624C (fr)	1995-11-28

Family

ID=27508252

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000516576A Expired - Fee Related CA1337624C (fr)	1986-03-27	1986-08-22	Superalliages a base de nickel pour la production d'articles monocristallins a tolerance amelioree aux joints de grain a angle faible

Country Status (6)

Country	Link
AU (1)	AU626581B2 (fr)
CA (1)	CA1337624C (fr)
DE (1)	DE3612628C2 (fr)
FR (1)	FR2731714B1 (fr)
GB (1)	GB2234521B (fr)
IL (1)	IL91633A (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5366695A (en) *	1992-06-29	1994-11-22	Cannon-Muskegon Corporation	Single crystal nickel-based superalloy
DE4323486C2 (de) *	1992-07-23	2001-09-27	Abb Research Ltd	Ausscheidungshärtbare Nickelbasis-Superlegierung und Verwendung der Legierung als Werkstoff bei der Herstellung eines gerichteten erstarrten Bauteils, wie insbesondere einer Gasturbinenschaufel
US5549765A (en) *	1993-03-18	1996-08-27	Howmet Corporation	Clean single crystal nickel base superalloy
DE69423061T2 (de) *	1993-08-06	2000-10-12	Hitachi, Ltd.	Gasturbinenschaufel, Verfahren zur Herstellung derselben sowie Gasturbine mit dieser Schaufel
FR2712307B1 (fr) *	1993-11-10	1996-09-27	United Technologies Corp	Articles en super-alliage à haute résistance mécanique et à la fissuration et leur procédé de fabrication.
US5489346A (en) *	1994-05-03	1996-02-06	Sps Technologies, Inc.	Hot corrosion resistant single crystal nickel-based superalloys
EP0763604B1 (fr) *	1995-09-18	2007-08-22	Howmet Corporation	Superalliage monocristallin de haute pureté à base de nickel
RU2130088C1 (ru) *	1997-10-23	1999-05-10	Уфимский государственный авиационный технический университет	Жаропрочный сплав на основе никеля
WO1999067435A1 (fr) *	1998-06-23	1999-12-29	Siemens Aktiengesellschaft	Alliage a solidification directionnelle a resistance transversale a la rupture amelioree
EP1054072B1 (fr)	1999-05-20	2003-04-02	ALSTOM (Switzerland) Ltd	Superalliage à base de Nickel
EP1078996B1 (fr)	1999-08-09	2004-02-11	ALSTOM (Switzerland) Ltd	Procédé pour renforcer les joints de grains d'une composant en superalliage de nickel
EP1211336B1 (fr) *	2000-11-30	2007-05-30	ONERA (Office National d'Etudes et de Recherches Aérospatiales)	Superalliage à base de nickel pour aubes monocristallines de turbines industrielles ayant une résistance élevée à la corrosion à chaud
US6558119B2 (en) *	2001-05-29	2003-05-06	General Electric Company	Turbine airfoil with separately formed tip and method for manufacture and repair thereof
US20030111138A1 (en) *	2001-12-18	2003-06-19	Cetel Alan D.	High strength hot corrosion and oxidation resistant, directionally solidified nickel base superalloy and articles
CH695497A5 (de)	2002-04-30	2006-06-15	Alstom Technology Ltd	Nickel-Basis-Superlegierung.
JP4036091B2 (ja) †	2002-12-17	2008-01-23	株式会社日立製作所	ニッケル基耐熱合金及びガスタービン翼
AU2003255216B8 (en) *	2003-10-21	2008-05-01	Ansaldo Energia Ip Uk Limited	Nickel-base superalloy
DE10361882B4 (de) *	2003-12-19	2013-08-22	Rolls-Royce Deutschland Ltd & Co Kg	Rotor für die Hochdruckturbine eines Flugtriebwerks
ES2444407T3 (es)	2006-09-07	2014-02-24	Alstom Technology Ltd	Procedimiento para el tratamiento térmico de súper-aleaciones a base de níquel
JP5133453B2 (ja)	2009-08-10	2013-01-30	株式会社Ｉｈｉ	Ｎｉ基単結晶超合金及びタービン翼
CH702642A1 (de)	2010-02-05	2011-08-15	Alstom Technology Ltd	Nickel-Basis-Superlegierung mit verbessertem Degradationsverhalten.
EP2876176B1 (fr)	2013-11-25	2017-06-21	Mitsubishi Hitachi Power Systems, Ltd.	Superalliage de coulée à base de Ni et article moulé à partir de celui-ci
JP6528926B2 (ja)	2014-05-21	2019-06-12	株式会社Ihi	原子力施設の回転機器
EP2949768B1 (fr) *	2014-05-28	2019-07-17	Ansaldo Energia IP UK Limited	Précipitation gamma prime renforcée par un superalliage à base de nickel destinée à être utilisée dans un processus de fabrication d'additif à base de poudre
US10577679B1 (en) *	2018-12-04	2020-03-03	General Electric Company	Gamma prime strengthened nickel superalloy for additive manufacturing
CN113186431A (zh) *	2021-05-06	2021-07-30	哈尔滨工业大学（深圳）	一种适用于粉末冶金的镍基高温合金粉末及其制备方法
FR3139197B1 (fr) *	2022-08-25	2024-07-19	Safran	Procédé de contrôle de l’état cristallin d’une pièce de fonderie monocristalline

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3494709A (en) *	1965-05-27	1970-02-10	United Aircraft Corp	Single crystal metallic part
US3567526A (en) *	1968-05-01	1971-03-02	United Aircraft Corp	Limitation of carbon in single crystal or columnar-grained nickel base superalloys
IL42133A (en) *	1972-06-09	1975-12-31	Gen Electric	Nickel base alloy
GB1449273A (en) *	1973-07-25	1976-09-15	Gen Electric	Heat treatment of alloys
US3897815A (en) *	1973-11-01	1975-08-05	Gen Electric	Apparatus and method for directional solidification
US4116723A (en) *	1976-11-17	1978-09-26	United Technologies Corporation	Heat treated superalloy single crystal article and process
US4206348A (en) *	1978-06-05	1980-06-03	Eastman Kodak Company	Optical scanner with electrooptical feedback for beam positioning
GB2071695A (en) *	1980-03-13	1981-09-23	Rolls Royce	An alloy suitable for making single-crystal castings and a casting made thereof
US4402772A (en) *	1981-09-14	1983-09-06	United Technologies Corporation	Superalloy single crystal articles
IL65897A0 (en) *	1981-10-02	1982-08-31	Gen Electric	Single crystal nickel-base superalloy,article and method for making
US4475980A (en) *	1982-06-01	1984-10-09	United Technologies Corporation	Solid state production of multiple single crystal articles
US4574015A (en) *	1983-12-27	1986-03-04	United Technologies Corporation	Nickle base superalloy articles and method for making
CA1291350C (fr) *	1986-04-03	1991-10-29	United Technologies Corporation	Articles monocristallins a anisotropie reduite

1986
- 1986-03-27 GB GB8607773A patent/GB2234521B/en not_active Expired - Lifetime
- 1986-04-15 DE DE3612628A patent/DE3612628C2/de not_active Expired - Lifetime
- 1986-04-22 FR FR8605809A patent/FR2731714B1/fr not_active Expired - Lifetime
- 1986-08-22 CA CA000516576A patent/CA1337624C/fr not_active Expired - Fee Related
1989
- 1989-09-14 IL IL9163389A patent/IL91633A/en not_active IP Right Cessation
- 1989-09-20 AU AU41640/89A patent/AU626581B2/en not_active Ceased

Also Published As

Publication number	Publication date
IL91633A (en)	1994-11-11
GB2234521B (en)	1991-05-01
AU626581B2 (en)	1992-08-06
GB2234521A (en)	1991-02-06
FR2731714A1 (fr)	1996-09-20
FR2731714B1 (fr)	1997-08-14
AU4164089A (en)	1991-03-28
DE3612628C2 (de)	2001-11-08
DE3612628A1 (de)	1998-11-05

Legal Events

Date	Code	Title	Description
2008-11-28	MKLA	Lapsed

Publication	Publication Date	Title
CA1337624C (fr)	1995-11-28	Superalliages a base de nickel pour la production d'articles monocristallins a tolerance amelioree aux joints de grain a angle faible
US5399313A (en)	1995-03-21	Nickel-based superalloys for producing single crystal articles having improved tolerance to low angle grain boundaries
EP0246082B1 (fr)	1991-01-23	Matériaux en monocristal de superalliage
US6444057B1 (en)	2002-09-03	Compositions and single-crystal articles of hafnium-modified and/or zirconium-modified nickel-base superalloys
EP0789087B1 (fr)	2000-05-10	Superalliage à haute résistance pour la coulée d'articles par solidification directionelle
US4222794A (en)	1980-09-16	Single crystal nickel superalloy
EP0434996B1 (fr)	1995-03-08	Superalliage monocristallin à base de nickel
US10767246B2 (en)	2020-09-08	Enhanced superalloys by zirconium addition
Liu et al.	2004	Effect of carbon addition on the creep properties in a Ni-based single crystal superalloy
CA2276154C (fr)	2007-09-18	Superalliage monocristallin a base de nickel et a .gamma.' solvus eleve
CA1206398A (fr)	1986-06-24	Articles en superalliage monocristallin
EP0577316A2 (fr)	1994-01-05	Superalliage monocristallin à base de nickel
EP0076360A2 (fr)	1983-04-13	Superalliage monocristallin à base de nickel, article et méthode de fabrication
JP3402603B2 (ja)	2003-05-06	単結晶製品を製造するための改善された低角粒界耐性を有するニッケル基―超合金
US4512817A (en)	1985-04-23	Method for producing corrosion resistant high strength superalloy articles
Lavigne et al.	2004	Relationships between microstructural instabilities and mechanical behaviour in new generation nickel-based single crystal superalloys
CA1301488C (fr)	1992-05-26	Superalliage a base de nickel monocristal, pour la fabrication de pieces de turbine
Quested et al.	1986	Mechanical properties of conventionally cast, directionally solidified, and single-crystal superalloys
Belan	2012	Study of advanced materials for aircraft jet engines using quantitative metallography
EP0684321B1 (fr)	1998-07-01	Superalliage monocristallin à base de nickel résistant à la corrosion à haute température
US4514360A (en)	1985-04-30	Wrought single crystal nickel base superalloy
EP0052911B1 (fr)	1985-09-18	Alliage monocristallin (à grain unique)
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