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发明名称
PRESSURE ENERGIZED SEALING JOINT
摘要
申请公布号
GB8802238(D0)
申请公布日期
1988.03.02
申请号
GB19880002238
申请日期
1988.02.02
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV
发明人
分类号
F16L19/00;F16L15/06
主分类号
F16L19/00
代理机构
代理人
主权项
地址
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