Sikkerhetsventil for horisontalt ventiltre

申请公布号：NO950453(A)

申请号：NO19950000453

申请日期：1995.02.08

申请公布日期：1995.08.11

申请人：

FMC CORP

发明人：MORGAN, MICHAEL GRAHAM

分类号：E21B34/00;E21B34/04;F16K5/04;F16K31/163;(IPC1-7):E21B34/04

主分类号：E21B34/00

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