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1. (WO2018102495) INVERT EMULSION DRILLING FLUIDS WITH FATTY ACID AND FATTY DIOL RHEOLOGY MODIFIERS

Pub. No.:    WO/2018/102495    International Application No.:    PCT/US2017/063849
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Fri Dec 01 00:59:59 CET 2017
IPC:
Applicants: SAUDI ARABIAN OIL COMPANY
ARAMCO SERVICES COMPANY
Inventors: WAGLE, Vikrant
AL-YAMI, Abdullah
Title: INVERT EMULSION DRILLING FLUIDS WITH FATTY ACID AND FATTY DIOL RHEOLOGY MODIFIERS
Abstract:
Provided here are various invert emulsion drilling fluid compositions. The invert emulsion fluid is a water in oil emulsion, which can include an invert emulsifier to stabilize the water in oil emulsion, a 16 to 18 carbon carboxylic acid, a 36 carbon fatty dimer diol, a polymeric filter control agent, and an inorganic mineral including one or more of lime, calcium chloride, and barite. The invert emulsion drilling fluids can be formulated to be substantially free of clay.