Methods and compositions for forming permeable cement sand...

E - Fixed Constructions – 21 – B

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E21B 33/138 (2006.01) E21B 43/08 (2006.01)

Patent

CA 2354209

Methods and compositions for forming permeable cement sand screens in well bores are provided. The compositions are basically comprised of a hydraulic cement, a particulate cross-linked gel containing an internal breaker which after time causes the gel to break into a liquid and water present in an amount sufficient to form a slurry.

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