Retrievable straddle packer

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United States of America Patent

PATENT NO 4590995
SERIAL NO

06716019

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Abstract

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An improved retrievable compression set straddle packer assembly for use in oil and gas wells. The straddle packer assembly comprises an hydraulic slip assembly, an injection mandrel assembly, a packer assembly, a mechanical slip assembly, a drag block assembly, and a bypass assembly.

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Patent Owner(s)

Patent OwnerAddress
HALLIBURTON COMPANY A DE CORPP O DRAWER 1431 DUNCAN OK

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Evans, Robert T Duncan, OK 8 327

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