Means for equalizing load on two end plates of inflatable reinforced packer,申请号US19550535001-传众专利搜索

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发明名称	Means for equalizing load on two end plates of inflatable reinforced packer
摘要
申请公布号	US2827965(A)	申请公布日期	1958.03.25
申请号	US19550535001	申请日期	1955.09.19
申请人	ESSO RESEARCH AND ENGINEERING COMPANY	发明人	MOUNCE WHITMAN D.
分类号	E21B33/127	主分类号	E21B33/127
代理机构		代理人
主权项
地址

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