发明名称 Method and apparatus for testing threaded joints and threaded members
摘要 PCT No. PCT/GB96/01958 Sec. 371 Date Feb. 28, 1998 Sec. 102(e) Date Feb. 28, 1998 PCT Filed Aug. 12, 1996 PCT Pub. No. WO97/09597 PCT Pub. Date Mar. 13, 1997A method for testing threaded joints and threaded members comprising the steps of lubricating one or both threaded members, making up a joint, subjecting the joint to a pressure differential, and attempting to detect flow through said joint, characterized in that said method includes the step of subjecting said joint to heat during the test.
申请公布号 US6026675(A) 申请公布日期 2000.02.22
申请号 US19980043005 申请日期 1998.02.28
申请人 WEATHERFORD/LAMB, INC. 发明人 JANSCH, MANFRED
分类号 G01M3/22;G01M3/28;(IPC1-7):G01M3/18 主分类号 G01M3/22
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