Procédé de curage (désensablement ou désenvasement) et d'exploitation des forages de pétrole ou d'eau,申请号FR19590811558-传众专利搜索

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发明名称	Procédé de curage (désensablement ou désenvasement) et d'exploitation des forages de pétrole ou d'eau
摘要
申请公布号	FR1250527(A)	申请公布日期	1961.01.13
申请号	FR19590811558	申请日期	1959.11.28
申请人		发明人	NICOLESCO CONSTANT-PIERRE
分类号	E21B21/00	主分类号	E21B21/00
代理机构		代理人
主权项
地址

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