DEVICE FOR REPAIR WORK ON PIPELINES LAID IN MARSHY AND FLOODED SOILS,申请号SU19813303825-传众专利搜索

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发明名称	DEVICE FOR REPAIR WORK ON PIPELINES LAID IN MARSHY AND FLOODED SOILS
摘要
申请公布号	SU1155827(A1)	申请公布日期	1985.05.15
申请号	SU19813303825	申请日期	1981.05.18
申请人	VNII PRIRODNYKH GAZOV	发明人	BIRYUKOV YURIJ F,SU;VYSOTSKIJ KONSTANTIN A,SU;KRYLOV DMITRIJ D,SU
分类号	F16L55/18;(IPC1-7):F16L55/18	主分类号	F16L55/18
代理机构		代理人
主权项
地址

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