发明名称 Methods and joints for connecting tubular members
摘要 Disclosed are apparatus and methods for securing together pipe sections by cold forging the inside end of one or more pipe sections outwardly into a surrounding collar. In the detailed description of an exemplary application, the invention is disclosed for use in connecting together the ends of subsea pipelines, J-tubes and other underwater conduits.
申请公布号 US4183555(A) 申请公布日期 1980.01.15
申请号 US19760673010 申请日期 1976.04.02
申请人 MARTIN, CHARLES F 发明人 MARTIN, CHARLES F
分类号 B21D39/04;B21D39/10;E21B43/01;F16L1/26;F16L13/14;F16L13/16;(IPC1-7):F16L35/00 主分类号 B21D39/04
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