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US 7,001,871 B2Granted
Water-based drilling fluid additive containing talc and graphite
AssigneeAlpine Mud Products Corporation
InventorJerry Rayborn
Life of this patent
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Abstract
A drilling fluid additive is provided wherein the additive is manufactured by a method comprised of admixing at least one carrier such as a polypropylene glycol to talc and subsequently admixing graphite to the talc and carrier mixture; and then admixing an uintaite to the talc, carrier and graphite mixture.
Claims18
A drilling fluid additive comprising:
- talc, graphite, copolymer beads and at least one carrier, said carrier is selected from a group consisting of oils, esters, glycols, cellulose, olefins and mixtures thereof.
A drilling fluid additive manufactured by a method comprising:
- admixing talc, graphite, copolymer beads and at least one carrier, said carrier is selected from a group consisting of oils, esters, glycols, cellulose, olefins and mixtures thereof.
A method of manufacturing a drilling fluid additive, said method comprising:
- admixing talc with at least one carrier, said carrier is selected from a group consisting of oils, esters, glycols, cellulose, olefins and mixtures thereof;
- admixing graphite to said talc and carrier mixture;
- and
- admixing copolymer beads to said talc, graphite and carrier mixture.
1 more element
Dependencies are inferred from the claim text.