发明名称 Insulated valve housing
摘要 An insulating housing for exposed pipeline valves, the housing having a base member which remains attached to the pipeline or pipeline connecting flanges and a removable cover member, where the base member is suspended above the ground and does not extend above the pipeline, so that access to the pipeline valves is maximized when the cover member is removed.
申请公布号 US5957156(A) 申请公布日期 1999.09.28
申请号 US19980084146 申请日期 1998.05.26
申请人 HARTLEY, THOMAS W. 发明人 HARTLEY, THOMAS W.
分类号 E03B7/07;F16L59/16;(IPC1-7):F16L53/00 主分类号 E03B7/07
代理机构 代理人
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