Appareil de réchauffage applicable notamment aux puits de pétrole pour liquéfier ses constituants figés,申请号FRD1141335-传众专利搜索

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发明名称	Appareil de réchauffage applicable notamment aux puits de pétrole pour liquéfier ses constituants figés
摘要
申请公布号	FR1141335(A)	申请公布日期	1957.08.30
申请号	FRD1141335	申请日期	1956.02.16
申请人		发明人	BOWMAN HYMAN DAVID
分类号	E21B36/04	主分类号	E21B36/04
代理机构		代理人
主权项
地址

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