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发明名称
DEVICE WITH A PIPE/CONNECTOR WELD JOINT CONFIGURATION
摘要
申请公布号
EP1646472(A1)
申请公布日期
2006.04.19
申请号
EP20040778703
申请日期
2004.07.20
申请人
GRANT PRIDECO LP
发明人
HOLDREN, RICHARD, LYELL
分类号
B23K9/18;B23K9/028;B23K9/16;B23K33/00;E21B17/042;F16L13/02;F16L41/08;(IPC1-7):B23K9/18
主分类号
B23K9/18
代理机构
代理人
主权项
地址
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