C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
31/32, 166/32
C09K 8/34 (2006.01) C01G 9/02 (2006.01) C07C 69/025 (2006.01)
Patent
CA 2006010
Invert emulsion muds for drilling of gas and oil, which are environmentally safe, and which contain: A. a continuous oil phase composed predominantly of at least one monocarboxylic acid ester of a C2-C12 monofunctional alkanol wherein the monocarboxylic acid contains from 16 to 24 carbon atoms and is olefinically mono- or poly- unsaturated, B. a disperse aqeuous phase, C. at least one emulsifier, D. at least one weighting agent, E. at least one fluid loss additive, and F. a mild alkaline reserve.
Braun Jean-Marc
Grimes Douglas Jones
Herold Claus-Peter
Mueller Heinz
Smith Stuart P.t.
Baroid Limited
Borden Ladner Gervais Llp
Cognis Deutschland Gmbh And Co. Kg.
Halliburton Energy Services Inc.
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