METHOD OF REGULATING OPTIMIZED BIT LOAD AT WELL-DRILLING,申请号SU19833607951-传众专利搜索

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发明名称	METHOD OF REGULATING OPTIMIZED BIT LOAD AT WELL-DRILLING
摘要
申请公布号	SU1157214(A1)	申请公布日期	1985.05.23
申请号	SU19833607951	申请日期	1983.06.15
申请人	UK NII PRIRODNYKH GAZOV	发明人	KOTELNIKOV VLADIMIR S,SU;RYBCHICH ILYA I,SU;RASTORGUEV OLEG N,SU
分类号	E21B45/00;(IPC1-7):E21B45/00	主分类号	E21B45/00
代理机构		代理人
主权项
地址

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