RESEARCH AND APPLICATION OF A NEW TYPE SEPARATE LAYER WATER INJECTION AND TESTING PIPE STRING
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Abstract
A new type separate layer water injection and testing technology was put forward to use in high angle deviated hole. The structure and work principle of the pipe string was introduced. The main tools of it included test receptacle, hollow water injection mandrel, water nozzle spindle and Y241 washable packer. The technology has simple water injection control and testing, and can prolong the valid period of packer. The problem of packer immediate and pipe string anchoring have solved.
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