C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
31/22
C09K 8/24 (2006.01) C08L 33/14 (2006.01) C08L 33/24 (2006.01) C08L 39/00 (2006.01) C08L 1/28 (2006.01)
Patent
CA 1332502
A drilling fluid comprising an aqueous medium, a water- soluble cationic polymer, a low molecular weight hydroxyethyl cellulose and a generally water-insoluble weighting agent.
608166
Baroid Technology Inc.
Kirby Eades Gale Baker
LandOfFree
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