发明名称 |
METHOD FOR REPAIR, PARTICULARLY REPAIR OF A CRACK, BY BRAZING, AS WELL AS SOLDERING PASTE |
摘要 |
Repairing crack(s) in a metal workpiece involves applying a brazing paste comprising (weight %): a first nickel base alloy (20 - 60) containing chromium (14 - 16) and boron (2.4 - 3), and a second nickel base alloy (balance) containing chromium (22 - 23) and cobalt (18.5 - 19.5), to workpiece area having crack(s); and subjecting the brazing paste and workpiece to a brazing cycle by heating them at 2000 - 2200 [deg] F. The nickel base alloys are in powdered form. An independent claim is included for the brazing paste to repair cracks in metal workpiece. |
申请公布号 |
PL368251(A1) |
申请公布日期 |
2004.12.27 |
申请号 |
PL20040368251 |
申请日期 |
2004.05.28 |
申请人 |
UNITED TECHNOLOGIES CORP. |
发明人 |
KINSTLER MONIKA D. |
分类号 |
F01D5/28;B23K1/00;B23K31/00;B23K35/02;B23K35/22;B23K35/30;C22C19/05;F01D25/00;F02C7/00 |
主分类号 |
F01D5/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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