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发明名称
VORRICHTUNG UND VERFAHREN ZUM ZEITWEILIGEN ABSCHLIESSEN EINER FLUESSIGKEITSTRANSPORTKANALISATION.
摘要
申请公布号
DE68907019(D1)
申请公布日期
1993.07.15
申请号
DE19896007019
申请日期
1989.10.30
申请人
BRITISH GAS PLC, LONDON, GB
发明人
CLOUGH, PETER SPENCE, STRETFORD, GB
分类号
F16L55/134;(IPC1-7):F16L55/132
主分类号
F16L55/134
代理机构
代理人
主权项
地址
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