Thickeners for oil-based drilling mud compositions

Details Thickeners for oil-based drilling mud compositions Thickeners for oil-based drilling mud compositions

C - Chemistry, Metallurgy

09

K

C09K 8/36 (2006.01) C09K 8/28 (2006.01)

Patent

CA 2699389

Oligoglycerol esters of fatty acids, preferably of unsaturated fatty acids, can be used as thickeners in oil-based drilling fluids. The oligoglycerides are preferably used in invert drilling muds whose oil phase comprises paraffins.

Des esters d'oligoglycérines d'acides gras, de préférence d'acides gras insaturés, peuvent être utilisés comme épaississants dans des fluides de forage à base d'huile. Les oligoglycérides sont de préférence utilisés dans des fluides de forage inversés dont la phase huileuse contient de la paraffine.

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