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US 2016/0046857 A1Published application
Buoyant Fluid Composition
OwnerPatrick Collinsinventor
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Abstract
A buoyant fluid comprising a base fluid, microspheres and a viscosifying agent. The viscosifying agent comprises a block copolymer.
Claims18
A buoyant fluid comprising:
- a base fluid,
- microspheres, and
- a viscosifying agent,
- wherein the viscosifying agent comprises a block copolymer;
- and
- the base fluid is an oil.
3 more elements
Dependencies are inferred from the claim text.