| 发明名称 |
CRYOGENIC WELD OF ULTRAHIGH STRENGTH |
| 摘要 |
Welding methods are provided for use in joining ultra-high strength, low alloy steels to produce weldments having tensile strengths greater than about 900 MPa (130 ksi) with weld metals having fracture toughness suitable for cryogenic applications according to known principles of fracture mechanics. |
| 申请公布号 |
PL186658(B1) |
申请公布日期 |
2004.02.27 |
| 申请号 |
PL19980337532 |
申请日期 |
1998.06.18 |
| 申请人 |
EXXONMOBIL UPSTREAM RESEARCH CO. |
发明人 |
FAIRCHILD DOUALLS P. |
| 分类号 |
B23K9/16;B23K9/173;B23K35/30;B60K15/03;C22C38/00;C22C38/04;C22C38/06;C22C38/08;C22C38/12;C22C38/14;C22C38/16;F17C1/00;F17C1/14;F17C3/00;F17C3/02;F17C7/00;F17C7/02;F17C13/00;F17D1/08;F25B19/00;F25D23/00;F25J1/00;F25J1/02;F25J3/02 |
主分类号 |
B23K9/16 |
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