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US 2026/0117110 A1Published application
Sodium alkyl pg-dimonium chloride phosphates as lubricating agents in aqueous based drilling fluids
AssigneeColonial Chemical Inc.
InventorsXiangdong Sun, David Anderson, JR., Robert N. Comber, John W. Baxter
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Abstract
An aqueous based drilling fluid that exhibits improved lubricity, containing a phospholipid lubricant component.
Claims10
An aqueous based drilling fluids, comprising:
- an aqueous base fluid;
- a weighting agent;
- and
- a phospholipid compound of the following formula:
- wherein:
- R is a C6-C25 hydrocarbon group;
- and wherein when in formulation the counterions present in the phospholipid may exchange with counterions of other ingredients.
4 more elements
A method of drilling a subterranean formation utilizing an aqueous based drilling fluid, wherein the drilling fluid comprises:
- an aqueous base fluid;
- a weighting agent;
- a phospholipid compound of the following formula:
- wherein:
- R is a C6-C25 hydrocarbon group;
- and wherein when in formulation the counterions present in the phospholipid may exchange with counterions of other ingredients.
3 more elements
Dependencies are inferred from the claim text.