E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/13 (2006.01) C04B 24/16 (2006.01) C08F 222/06 (2006.01) C09K 8/24 (2006.01) C09K 8/46 (2006.01) E21B 21/00 (2006.01) C09K 7/02 (1990.01)
Patent
CA 2081465
ABSTRACT OF THE DISCLOSURE A dispersant for drilling fluids, spacer fluids, completion fluids, cement slurries and mixtures of drilling fluids and cement slurries used for drilling and cementing subterranean wells.
Bloys James B.
Morgan Richard F.
Atlantic Richfield Company
Osler Hoskin & Harcourt Llp
LandOfFree
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