DRILLING METHOD FOR CHEMICAL FEED HOLE,申请号JP19880083046-传众专利搜索

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发明名称	DRILLING METHOD FOR CHEMICAL FEED HOLE
摘要
申请公布号	JPH01256622(A)	申请公布日期	1989.10.13
申请号	JP19880083046	申请日期	1988.04.06
申请人	OHBAYASHI CORP;OSAKA BOSUI CONSTR CO LTD	发明人	KITADE TOSHISADA;NAKAYOSHI TOSHIYOSHI;YOSHIDA YOSHISADA;IMAMURA MASAAKI;KAWASE TAKU;SAKAMOTO MASAAKI;MIYAZAKI YASUO;HARA MAKOTO;SAITO YOSHIAKI
分类号	E02D3/12	主分类号	E02D3/12
代理机构		代理人
主权项
地址

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