Title:
単結晶ガスタービンエンジン用部品及び単結晶金属製品の補修方法
Document Type and Number:
Japanese Patent JP4094690
Kind Code:
B2
Abstract:
The invention includes melting a filler material into a metallic substrate having a defect under conditions chosen to preclude cracking. In a preferred embodiment of the invention, a laser beam is operated at a relatively low power density and at a relatively large diameter for an extended length of time to produce a molten pool with a low aspect ratio.
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Inventors:
John Joseph Marcin Jr.
Justin Andrea Neutra
David Henry Abbott
James Peter Addaskvic
Dirip M Shah
Dorothea Nadet Callaway
Raymond Paul Langban
Mark Earl Sauerhoufer
Richard Alan Stone
Justin Andrea Neutra
David Henry Abbott
James Peter Addaskvic
Dirip M Shah
Dorothea Nadet Callaway
Raymond Paul Langban
Mark Earl Sauerhoufer
Richard Alan Stone
Application Number:
JP13438496A
Publication Date:
June 04, 2008
Filing Date:
May 01, 1996
Export Citation:
Assignee:
UNITED TECHNOLOGIES CORPORATION
International Classes:
B23K26/34; F01D5/28; B23P6/00; C30B13/00; C30B29/52; F01D5/00; F02C7/00
Domestic Patent References:
| JP5192785A | ||||
| JP7051871A | ||||
| JP3081604A | ||||
| JP63168272A | ||||
| JP4309452A | ||||
| JP52143755A | ||||
| JP5285675A | ||||
| JP57062884A | ||||
| JP4220185A | ||||
| JP10501463A |
Attorney, Agent or Firm:
Yoichi Oshima