Isolating a section of a pipe by freezing to make repairs,申请号GB19870014577-传众专利搜索

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发明名称	Isolating a section of a pipe by freezing to make repairs
摘要
申请公布号	GB2206940(A)	申请公布日期	1989.01.18
申请号	GB19870014577	申请日期	1987.06.22
申请人	* TECHNOTREND LIMITED	发明人	NILS E V * MARTENSSON
分类号	F16L55/103;F25B21/02;(IPC1-7):F16L55/10;F25D3/00	主分类号	F16L55/103
代理机构		代理人
主权项
地址

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