JP5350603B2 - 超合金タービンブレードを熱処理するための固定治具の使用方法 - Google Patents
超合金タービンブレードを熱処理するための固定治具の使用方法 Download PDFInfo
- Publication number
- JP5350603B2 JP5350603B2 JP2007127488A JP2007127488A JP5350603B2 JP 5350603 B2 JP5350603 B2 JP 5350603B2 JP 2007127488 A JP2007127488 A JP 2007127488A JP 2007127488 A JP2007127488 A JP 2007127488A JP 5350603 B2 JP5350603 B2 JP 5350603B2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- airfoil
- fixture
- temperature
- platform
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
- B23P6/002—Repairing turbine components, e.g. moving or stationary blades, rotors
- B23P6/007—Repairing turbine components, e.g. moving or stationary blades, rotors using only additive methods, e.g. build-up welding
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/005—Repairing methods or devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/40—Heat treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/80—Repairing, retrofitting or upgrading methods
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Heat Treatment Of Articles (AREA)
Description
4 翼形部
6 ダブテール部
8 プラットフォーム部
9 シャンク部
10 先端領域
12 前縁
14 後縁
20 固定治具
22 ダブテール溝
24 オリフィス
26 入口
28 出口
30 面
32 伝導性グリース
34 固定治具の上面
42 固定治具の受入れ領域
43 流体導管
44 物品の隣接面
45 流体供給源
46 誘導コイル
48 電源
50 電気ケーブル
61 包囲体
70 少なくとも1つの内部冷却通路
72 ガス連結装置
74 ガス用通気孔
80 蛇行通路
82 開口
Claims (10)
- 超合金タービンブレードを熱処理するための固定治具の使用方法であって、
翼形部(4)と、プラットフォーム部(8)と、前記プラットフォーム部(8)下方のシャンク部(9)と、前記シャンク部(9)下方のダブテール部(6)と内部冷却通路(70)とを含むタービンブレード(2)を準備する工程と、
前記タービンブレード(2)を支持するための固定治具(20)であって、高熱伝導性の材料と、前記タービンブレード(2)のプラットフォーム部(8)下方のブレード表面の少なくとも一部分に対応する受入れ領域(42)にして、挿入時に前記タービンブレード(2)の少なくとも翼形部(4)が固定治具から突き出すように前記プラットフォーム部(8)下方のブレード表面の少なくとも一部分と接触する表面を提供する受入れ領域(42)と、入口(26)及び出口(28)を有するオリフィス(24)にして該入口(26)が冷却流体の供給源(45)に接続されているオリフィス(24)と、前記タービンブレードの内部冷却通路(70)に冷却ガスを供給する手段を含む固定治具(20)を準備する工程と、
前記タービンブレード(2)のプラットフォーム部(8)下方のブレード表面の少なくとも一部分を前記受入れ領域(42)に挿入する工程と、
前記冷却流体の供給源(45)から前記オリフィス(24)を通して冷却流体の流れを供給するとともに、前記タービンブレードの内部冷却通路(70)に冷却ガスを供給する手段を通して、前記内部冷却通路(70)の温度を、内部冷却通路(70)の超合金タービンブレード基体に設けられたアルミナイド皮膜の溶融開始温度未満に維持するのに十分な冷却ガスの流れを供給する工程と、
熱源(48)を準備する工程と、
前記熱源(48)を利用して、前記固定治具(20)から突き出た前記ブレード(2)の翼形部(4)を加熱する工程と、
前記ブレードから固定治具への伝熱と前記冷却液体による固定治具からの除熱とによって固定治具(20)の受入れ領域(42)内の前記プラットフォーム部(8)下方の少なくとも一部分を溶体化温度未満に維持しながら、前記ブレード(2)の翼形部(4)を、γ’析出物を溶体化するのに十分な時間、溶体化処理する工程と
を含む方法。 - 前記溶体化処理後に、前記ブレードを溶体化温度未満のエージング温度に加熱して、前記プラットフォーム部(8)下方の部分のγ’のサイズ及び分布に影響を与えずに、ブレードの溶体化処理部分の合金に均一なγ’析出物を生じさせる工程をさらに含む、請求項1記載の方法。
- 前記溶体化処理の際に、前記ブレードの翼形部の周囲に保護雰囲気を供給する工程をさらに含む、請求項1又は請求項2記載の方法。
- 前記保護雰囲気が不活性ガス又は還元ガスを含む、請求項3記載の方法。
- 前記受入れ領域(42)と該受入れ領域(42)内の前記プラットフォーム部(8)下方の少なくとも一部分との間に熱伝導性グリースを塗布する工程をさらに含む、請求項1乃至請求項4のいずれか1項記載の方法。
- 前記冷却流体が水である、請求項1乃至請求項5のいずれか1項記載の方法。
- 前記溶体化処理が、1900〜2400°F(1038〜1316℃)の温度で0.25〜24時間行われる、請求項1乃至請求項6のいずれか1項記載の方法。
- 前記高熱伝導性の材料が、銅及び銅基合金からなる群から選択される材料からなる、請求項1乃至請求項7のいずれか1項記載の方法。
- 前記熱源(48)が、放射光線、誘導コイル及び加熱炉からなる群から選択される、請求項1乃至請求項8のいずれか1項記載の方法。
- 前記熱源(48)を準備する工程、及び前記熱源(48)を利用して、前記固定治具(20)から突き出た前記ブレード(2)の翼形部(4)を加熱する工程が、誘導コイルを準備し、前記固定治具(20)から突き出た前記ブレード(2)の翼形部(4)の周囲に誘導コイルを配置することを含む、請求項1乃至請求項8のいずれか1項記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/383,783 | 2006-05-17 | ||
US11/383,783 US20070267109A1 (en) | 2006-05-17 | 2006-05-17 | High pressure turbine airfoil recovery device and method of heat treatment |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007308798A JP2007308798A (ja) | 2007-11-29 |
JP2007308798A5 JP2007308798A5 (ja) | 2012-08-30 |
JP5350603B2 true JP5350603B2 (ja) | 2013-11-27 |
Family
ID=38420608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007127488A Expired - Fee Related JP5350603B2 (ja) | 2006-05-17 | 2007-05-14 | 超合金タービンブレードを熱処理するための固定治具の使用方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US20070267109A1 (ja) |
EP (1) | EP1857217B1 (ja) |
JP (1) | JP5350603B2 (ja) |
BR (1) | BRPI0701724A (ja) |
CA (1) | CA2587311C (ja) |
SG (3) | SG137786A1 (ja) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1595968A1 (de) * | 2004-04-30 | 2005-11-16 | Siemens Aktiengesellschaft | Wärmebehandlungsverfahren für einkristalline oder direktional verfestigte Bauteile |
US8986778B2 (en) * | 2006-07-06 | 2015-03-24 | Siemens Energy, Inc. | Coating method for non-destructive examination of articles of manufacture |
US9527169B2 (en) * | 2007-02-27 | 2016-12-27 | Siemens Energy, Inc. | Process and apparatus for cooling a metal part during a welding operation |
US8141249B2 (en) * | 2007-10-11 | 2012-03-27 | United Technologies Corporation | Heat treating apparatus and method of using same |
GB0800294D0 (en) * | 2008-01-09 | 2008-02-20 | Rolls Royce Plc | Gas heater |
SG155788A1 (en) * | 2008-03-18 | 2009-10-29 | Turbine Overhaul Services Pte | Methods and apparatuses for correcting twist angle in a gas turbine engine blade |
US8887390B2 (en) * | 2008-08-15 | 2014-11-18 | Dresser-Rand Company | Method for correcting downstream deflection in gas turbine nozzles |
US20110171394A1 (en) * | 2008-08-26 | 2011-07-14 | Allen David B | Method of making a combustion turbine component using thermally sprayed transient liquid phase forming layer |
DE102009040324B4 (de) | 2009-09-05 | 2016-11-17 | MTU Aero Engines AG | Verfahren zur Wärmebehandlung von Gasturbinenschaufeln |
DE102011086524A1 (de) | 2011-11-17 | 2013-05-23 | Mtu Aero Engines Gmbh | Panzerung von Dichtfins von TiAl-Schaufeln durch induktives Auftragslöten von Hartstoffpartikeln |
US8959738B2 (en) | 2012-03-21 | 2015-02-24 | General Electric Company | Process of repairing a component, a repair tool for a component, and a component |
WO2013167513A1 (en) * | 2012-05-07 | 2013-11-14 | Alstom Technology Ltd | Method for manufacturing of components made of single crystal (sx) or directionally solidified (ds) superalloys |
JP2014047389A (ja) * | 2012-08-31 | 2014-03-17 | Hitachi Ltd | 発電用ガスタービン用動翼と、熱処理方法 |
US10293437B2 (en) * | 2012-10-12 | 2019-05-21 | United Technologies Corporation | Method of working a gas turbine engine airfoil |
WO2014150342A1 (en) * | 2013-03-15 | 2014-09-25 | United Technologies Corporation | Cast component having corner radius to reduce recrystallization |
EP2815841B1 (en) | 2013-06-18 | 2016-02-10 | Alstom Technology Ltd | Method for post-weld heat treatment of welded components made of gamma prime strengthened superalloys |
KR101557406B1 (ko) | 2013-12-24 | 2015-10-20 | 두산중공업 주식회사 | 최종단 블레이드 열처리 장치 및 열처리 방법, 그리고 그를 이용한 최종단 블레이드 제조 방법 |
US9797253B2 (en) | 2014-09-17 | 2017-10-24 | General Electric Company | System and method for repairing blades |
US10385433B2 (en) | 2016-03-16 | 2019-08-20 | Honeywell International Inc. | Methods for processing bonded dual alloy rotors including differential heat treatment processes |
DE102016206558A1 (de) | 2016-04-19 | 2017-10-19 | MTU Aero Engines AG | Verfahren und Vorrichtung zum Herstellen zumindest eines Bauteilbereichs eines Bauteils |
JP6754682B2 (ja) * | 2016-11-28 | 2020-09-16 | 三菱日立パワーシステムズ株式会社 | ニッケル基合金再生部材の製造方法 |
US11154956B2 (en) | 2017-02-22 | 2021-10-26 | General Electric Company | Method of repairing turbine component using ultra-thin plate |
US10610933B2 (en) | 2017-02-22 | 2020-04-07 | General Electric Company | Method of manufacturing turbine airfoil with open tip casting and tip component thereof |
US10702958B2 (en) | 2017-02-22 | 2020-07-07 | General Electric Company | Method of manufacturing turbine airfoil and tip component thereof using ceramic core with witness feature |
US20180238173A1 (en) * | 2017-02-22 | 2018-08-23 | General Electric Company | Method of manufacturing turbine airfoil and tip component thereof |
US10717130B2 (en) | 2017-02-22 | 2020-07-21 | General Electric Company | Method of manufacturing turbine airfoil and tip component thereof |
US10625342B2 (en) | 2017-02-22 | 2020-04-21 | General Electric Company | Method of repairing turbine component |
US11371349B2 (en) | 2019-04-05 | 2022-06-28 | Raytheon Technologies Corporation | Gas impingement in-process cooling system |
US11242588B2 (en) | 2019-12-12 | 2022-02-08 | General Electric Company | System and method to apply multiple thermal treatments to workpiece and related turbomachine components |
US11199101B2 (en) | 2019-12-12 | 2021-12-14 | General Electric Company | System and method to apply multiple thermal treatments to workpiece and related turbomachine components |
CN111575671B (zh) * | 2020-06-12 | 2022-03-29 | 中国人民解放军空军工程大学 | 用于叶片表面选区制备涂层的夹具及涂层的制备方法 |
KR102252487B1 (ko) * | 2020-12-07 | 2021-05-14 | 한전케이피에스 주식회사 | 가스터빈 회전익 코팅용 지그 |
CN113046528B (zh) * | 2021-02-03 | 2022-05-10 | 东方电气集团东方汽轮机有限公司 | 一种叶片热处理加热装置 |
US11828190B2 (en) | 2021-11-18 | 2023-11-28 | General Electric Company | Airfoil joining apparatus and methods |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3772090A (en) * | 1971-07-22 | 1973-11-13 | Gen Electric | Alloy microstructure control |
US3833207A (en) * | 1971-07-22 | 1974-09-03 | Gen Electric | Apparatus for alloy microstructure control |
US4818833A (en) * | 1987-12-21 | 1989-04-04 | United Technologies Corporation | Apparatus for radiantly heating blade tips |
DE4141927C2 (de) * | 1991-12-19 | 1995-06-14 | Mtu Maintenance Gmbh | Verfahren und Vorrichtung zum Schweißen von Werkstücken |
US5312497A (en) * | 1991-12-31 | 1994-05-17 | United Technologies Corporation | Method of making superalloy turbine disks having graded coarse and fine grains |
US5527402A (en) * | 1992-03-13 | 1996-06-18 | General Electric Company | Differentially heat treated process for the manufacture thereof |
JPH08225828A (ja) * | 1995-02-15 | 1996-09-03 | Toshiba Corp | 蒸気タービン動翼のフレームハードニング装置及びフレームハードニング方法 |
DE19630703C2 (de) * | 1996-07-30 | 2000-02-10 | Mtu Muenchen Gmbh | Verfahren und Vorrichtung zum Reparaturschweissen von Teilen aus Ni-Basis-Legierungen sowie Anwendung des Verfahrens und Vorrichtung |
DE19642980C1 (de) * | 1996-10-18 | 1998-08-13 | Mtu Muenchen Gmbh | Verfahren zur Instandsetzung verschlissener Schaufelspitzen von Verdichter- und Turbinenschaufel |
JPH10180442A (ja) * | 1996-12-25 | 1998-07-07 | Hitachi Ltd | ガスタービン翼の補修方法 |
US5794338A (en) * | 1997-04-04 | 1998-08-18 | General Electric Company | Method for repairing a turbine engine member damaged tip |
US5822852A (en) * | 1997-07-14 | 1998-10-20 | General Electric Company | Method for replacing blade tips of directionally solidified and single crystal turbine blades |
US6118098A (en) * | 1997-10-10 | 2000-09-12 | Siemens Westinghouse Power Corporation | Turbine rotor modernization and repair method |
US6003754A (en) * | 1997-10-21 | 1999-12-21 | Allison Advanced Development Co. | Airfoil for a gas turbine engine and method of manufacture |
US6124568A (en) * | 1998-12-31 | 2000-09-26 | General Electric Company | Heating apparatus for a welding operation and method therefor |
US6020571A (en) * | 1998-12-31 | 2000-02-01 | General Electric Company | Welding method and apparatus therefor |
US6333484B1 (en) * | 2000-03-17 | 2001-12-25 | Chromalloy Gas Turbine Corporation | Welding superalloy articles |
EP1143030A1 (en) * | 2000-04-03 | 2001-10-10 | ABB Alstom Power N.V. | Tip material for a turbine blade and method of manufacturing or repairing a tip of a turbine blade |
US6359267B1 (en) * | 2000-05-31 | 2002-03-19 | Ameritherm, Inc. | Induction heating system |
US6531005B1 (en) * | 2000-11-17 | 2003-03-11 | General Electric Co. | Heat treatment of weld repaired gas turbine engine components |
US6502304B2 (en) * | 2001-05-15 | 2003-01-07 | General Electric Company | Turbine airfoil process sequencing for optimized tip performance |
US6908288B2 (en) * | 2001-10-31 | 2005-06-21 | General Electric Company | Repair of advanced gas turbine blades |
US6755924B2 (en) * | 2001-12-20 | 2004-06-29 | General Electric Company | Method of restoration of mechanical properties of a cast nickel-based super alloy for serviced aircraft components |
US6660110B1 (en) * | 2002-04-08 | 2003-12-09 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Heat treatment devices and method of operation thereof to produce dual microstructure superalloy disks |
EP1595968A1 (de) * | 2004-04-30 | 2005-11-16 | Siemens Aktiengesellschaft | Wärmebehandlungsverfahren für einkristalline oder direktional verfestigte Bauteile |
DE102006010927A1 (de) * | 2006-03-09 | 2007-09-13 | Mtu Aero Engines Gmbh | Gasturbinenbauteil sowie Verfahren zur Bearbeitung von Gasturbinenbauteilen im Rahmen der Herstellung oder Instandsetzung dieser Gasturbinenbauteile |
-
2006
- 2006-05-17 US US11/383,783 patent/US20070267109A1/en not_active Abandoned
-
2007
- 2007-05-03 CA CA2587311A patent/CA2587311C/en not_active Expired - Fee Related
- 2007-05-14 JP JP2007127488A patent/JP5350603B2/ja not_active Expired - Fee Related
- 2007-05-16 SG SG200703512-4A patent/SG137786A1/en unknown
- 2007-05-16 SG SG2013032578A patent/SG190599A1/en unknown
- 2007-05-16 SG SG200907560-7A patent/SG157392A1/en unknown
- 2007-05-16 BR BRPI0701724-3A patent/BRPI0701724A/pt active Search and Examination
- 2007-05-17 EP EP07108404.0A patent/EP1857217B1/en active Active
-
2009
- 2009-08-24 US US12/546,378 patent/US7875135B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7875135B2 (en) | 2011-01-25 |
EP1857217B1 (en) | 2018-01-17 |
SG137786A1 (en) | 2007-12-28 |
CA2587311A1 (en) | 2007-11-17 |
SG190599A1 (en) | 2013-06-28 |
BRPI0701724A (pt) | 2008-01-15 |
JP2007308798A (ja) | 2007-11-29 |
CA2587311C (en) | 2015-06-30 |
US20090314393A1 (en) | 2009-12-24 |
SG157392A1 (en) | 2009-12-29 |
US20070267109A1 (en) | 2007-11-22 |
EP1857217A1 (en) | 2007-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5350603B2 (ja) | 超合金タービンブレードを熱処理するための固定治具の使用方法 | |
EP0478374B1 (en) | Welding high-strength nickel base superalloys | |
RU2265505C2 (ru) | Сварка изделий из суперсплавов | |
EP1258312B1 (en) | Repair of a single crystal nickel based superalloy article | |
JP3218567B2 (ja) | 高強力ニッケル基超合金類の溶接 | |
US5822852A (en) | Method for replacing blade tips of directionally solidified and single crystal turbine blades | |
TW527251B (en) | Weld repair of directionally solidified articles | |
US7896986B2 (en) | Heat treatment of superalloy components | |
US6084196A (en) | Elevated-temperature, plasma-transferred arc welding of nickel-base superalloy articles | |
US8561298B2 (en) | Superalloy component welding at ambient temperature | |
JP4731002B2 (ja) | 超合金溶接組成物及び補修タービンエンジン部品 | |
US10315264B2 (en) | Joining process and joined article | |
JP2006239775A (ja) | ニッケル合金またはニッケルベース超合金から製造されたエアフォイル、およびin−100から製造された一体型ブレード付ロータの溶接補修方法 | |
JP2001158929A (ja) | 超合金溶接組成物および修復されたタービンエンジン部品 | |
JP2007245238A (ja) | ニッケル基超合金コンポーネントの修復用ニッケル合金ワイヤおよびワークピースのクラック修復方法 | |
US20120084980A1 (en) | Extending Useful Life of a Cobalt-Based Gas Turbine Component | |
JP2009090371A (ja) | 溶接方法 | |
JP2009090371A6 (ja) | 溶接方法 | |
JP6612093B2 (ja) | ブレードを補修するためのシステムおよび方法 | |
EP3366415B1 (en) | Method of brazing a treatment area of a load-bearing gas turbine component | |
US20100206855A1 (en) | Preheating temperature during remelting | |
CN113226611A (zh) | 焊接-钎焊技术 | |
Frederick et al. | Laser Weld Repair of Service Exposed IN738 and GTD111 Buckets |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20100507 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20100507 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120713 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130312 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130612 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20130723 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130822 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 Ref document number: 5350603 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |