METHOD OF FREEZING-IN PIPE-LINE WITH COOLED GAS INTO PERMAFROST GROUND,申请号SU19894678933-传众专利搜索

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发明名称	METHOD OF FREEZING-IN PIPE-LINE WITH COOLED GAS INTO PERMAFROST GROUND
摘要
申请公布号	RU2003910(C1)	申请公布日期	1993.11.30
申请号	SU19894678933	申请日期	1989.04.13
申请人	KHAFIZOV ROBERT MIASSAROVICH;ZHELUDKOV NIKOLAJ NIKOLAEVICH;STASEV VLADIMIR VASILEVICH;ILYASOV SAGIT SARIMOVICH	发明人	KHAFIZOV ROBERT M;ZHELUDKOV NIKOLAJ N;STASEV VLADIMIR V;ILYASOV SAGIT S
分类号	F16L1/028;(IPC1-7):F16L1/028	主分类号	F16L1/028
代理机构		代理人
主权项
地址

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