Drilling fluid additive and base fluid compositions of matter containing B100 biodiesels; and applications of such compositions of matter in well drilling, completion, and workover operations
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    发明申请
    Drilling fluid additive and base fluid compositions of matter containing B100 biodiesels; and applications of such compositions of matter in well drilling, completion, and workover operations 审中-公开
    包含B100生物柴油的钻井液添加剂和基础液组合物; 以及这种物质组合物在钻井,完井和修井作业中的应用

    公开(公告)号:US20070287636A1

    公开(公告)日:2007-12-13

    申请号:US11810979

    申请日:2007-06-07

    IPC分类号: C09K8/00 E21B43/00

    CPC分类号: C09K8/34 C09K8/12

    摘要: A drilling fluid compound, for use as an additive in a water-based drilling mud system, comprises a neat (B100) biodiesel liquid at a concentration of at least 5% by volume, and is useful in downhole applications such as lubrication, spotting, shale inhibition, fluid loss control, and rate of penetration enhancement. A base fluid for a synthetic-based drilling mud system comprises a B100 biodiesel liquid at a concentration of at least 5% by volume. A polyalphaolefin, another isomerized olefin, a petrodiesel, a mineral oil, a mineral oil derivative, or combinations thereof, may also be included in the drilling fluid compound or in the base fluid, within suitable ranges. The compositions of matter satisfy the current environmental standards defined by the U.S. Environmental Protection Agency for drilling fluids.

    摘要翻译: 用作水基钻井泥浆系统中的添加剂的钻井液化合物包括浓度为至少5体积%的纯净(B100)生物柴油液体,并且可用于井下应用,例如润滑,点样, 页岩抑制,流失控制和渗透速率增强。 用于合成基钻井泥浆系统的基础流体包括浓度为至少5体积%的B100生物柴油液体。 聚合α-烯烃,另一种异构化烯烃,石油石油,矿物油,矿物油衍生物或其组合也可以在合适的范围内包含在钻井液化合物或基础油中。 物质组成符合美国环境保护局对钻井液定义的当前环境标准。