发明名称 TUBULAR MEMBER THREAD PROTECTOR
摘要 <p>A thread protector means having a threaded body means (15, 60) for threading about the threaded end surface of a tubular member. A sealing means (24, 56) connected to and extending inwardly beyond the thread length has at least one resilient circumferential protrusion (25, 55) for circumferentially sealing about the tubular member. Another sealing means (30, 31) is provided for sealing about the end of the tubular member. </p>
申请公布号 WO1984004350(A1) 申请公布日期 1984.11.08
申请号 US1984000464 申请日期 1984.03.30
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