METHODS AND APPARATUS FOR INTRODUCING CEMENTING MATERIAL INTO A WELL BORE,申请号CAD621194-传众专利搜索

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发明名称	METHODS AND APPARATUS FOR INTRODUCING CEMENTING MATERIAL INTO A WELL BORE
摘要
申请公布号	CA621194(A)	申请公布日期	1961.05.30
申请号	CAD621194	申请日期
申请人	CALIFORNIA RESEARCH CORPORATION	发明人	JAMES A. KLOTZ
分类号		主分类号
代理机构		代理人
主权项
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