Well drilling fluids and methods

C - Chemistry – Metallurgy – 09 – K

Patent

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Details

C09K 8/22 (2006.01) C09K 8/24 (2006.01) C09K 8/60 (2006.01) C09K 7/02 (1990.01)

Patent

CA 2084638

Abstract of the Disclosure Improved well drilling fluids and methods which prevent damage to water sensitive formations while drilling are provided. The drilling fluids include a formation stabilizing compound which contains an organic quaternary ammonium cation and an inorganic, organic or combination anion.

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