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US 12,006,467 B2Granted
Compositions of aphron sealing lost circulation spacer
AssigneeSelect Chemistry, LLC
InventorsGarrett Schultz, Jordan Clark
Life of this patent
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Abstract
A spacer fluid includes an aphron generating component, a polymer, a lost circulation material, and a weighting agent component.
Claims13
A spacer fluid comprising:
- an aphron generating component;
- an aphron, the aphron being a bubble between 10 and 150 microns in diameters;
- the aphron having a structure of one core, two layers, and three membranes;
- a polymer;
- a lost circulation material;
- and,
- a weighting agent component.
4 more elements
Dependencies are inferred from the claim text.