E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/14 (2006.01) C04B 28/14 (2006.01) C09K 8/46 (2006.01)
Patent
CA 2062183
A slurry composition for cementing oil, gas, water, geothermal and analogous wells comprises plaster, cement and microsilica. The slurry has applications to gas migration control at low temperatures and under conditions necessitating fast setting of the cement slurry.
Boussouira Belkacem
de Rozieres Jean
Michaux Michel
Dowell Schlumberger Canada Inc.
Smart & Biggar
LandOfFree
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