Rig for boring drill holes in the face of a shaft in the sinking of a vertical mine by blasting,申请号US19630278798-传众专利搜索

发明名称	Rig for boring drill holes in the face of a shaft in the sinking of a vertical mine by blasting
摘要
申请公布号	US3305272(A)	申请公布日期	1967.02.21
申请号	US19630278798	申请日期	1963.04.29
申请人	TSENTRALNY NAUCHNO-ISSLEDORATELSKY INSTITUTE PODZEMNORO SHAKHTNORO STROITELSTVA	发明人	ZHADAEV VALENTIN GEORGIEVICH;KUZNETSOV ALEXANDER ALEXANDROVICH;GRISHIN KONSTANTIN NICKOLAEVICH;MOROZOVA NATALIJA ANTONOVNA;BYDEROVYSKIJ SAVELIJ ISAAKOVICH;MALIOVANOV DANIIL ISAAKOVICH;NOVIKOVA VALENTINA PANTELEEVNA;NOVSKIJ IVAN SERGEEVICH;FOMINOV NICKOLAI ALEXEEVICH;PRUZHINER VICTOR LAZAREVICH;AGEVNIN ROSTISLAV MICKHAILOVICH
分类号	E21B7/02	主分类号	E21B7/02
代理机构		代理人
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