Method for inhibiting hydrate formation

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United States of America Statutory Invention Reg

PATENT NO H001749
SERIAL NO

08306568

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for inhibiting the formation of clathrate hydrates in a fluid having hydrate forming constituents is disclosed. More specifically, the method can be used in treating a petroleum fluid stream such as natural gas conveyed in a pipe to inhibit the formation of a hydrate restriction in the pipe. The method uses a mixture comprising a first additive and a second additive. The mixture produces a synergistic hydrate inhibition effect. The first additive is selected from the class of substantially water soluble polymers. The second additive is selected from the class of ionic or non-ionic organic compounds which have a polar part and nonpolar part with the nonpolar part having an alkyl, alkenyl, or alkynyl group with 12 or fewer carbon atoms.

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Patent Owner(s)

  • EXXON PRODUCTION RESEARCH COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Colle, Karla Schall Houston, US 17 215
Costello, Christine Ann Easton, US 7 126
Oelfke, Russell Harlan Houston, US 6 133
Peiffer, Dennis George Annandale, US 19 472
Rabeony, Manese Piscataway, US 6 112
Talley, Larry D Friendswood, US 17 198
Wright, Pamela Jean Easton, US 7 109

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