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    1. Drilling & Completion

    High performance water base drilling fluid

    Jan. 16, 2008
    A water based drilling fluid which includes an aqueous fluid, at least one of a weighting agent and a gelling agent, and a lubricant, which includes at least one ester derivative of at least one fatty acid derived from castor oil is disclosed.

    Offshore staff

    United States Patent Application: 20080009422
    Serial No.: 772618
    Series Code: 11
    Applicant: M-I LLC
    Inventors: Patel; Arvind D.; (Sugar Land, TX) ; Stamatakis; Emanuel; (Houston, TX) ; Young; Steve; (Cypress, TX) ; Friedheim; Jim; (Spring, TX)
    Title: High performance water base drilling fluid
    A water based drilling fluid which includes an aqueous fluid, at least one of a weighting agent and a gelling agent, and a lubricant, which includes at least one ester derivative of at least one fatty acid derived from castor oil is disclosed.

    1/16/08