LOW CONDUCTIVITY WATER BASED WELLBORE FLUID
    1.
    发明申请
    LOW CONDUCTIVITY WATER BASED WELLBORE FLUID 审中-公开
    低电导率水基井眼流体

    公开(公告)号:US20140151128A1

    公开(公告)日:2014-06-05

    申请号:US14094223

    申请日:2013-12-02

    Applicant: M-I L.L.C.

    CPC classification number: C09K8/24 C09K8/12 C09K2208/12 E21B21/00 E21B21/01

    Abstract: A low electrical conductivity water-based wellbore fluid for use in drilling wells through a formation containing a clay which swells in the presence of water, said wellbore fluid that includes an aqueous base fluid; and a polymeric non-ionic tertiary amine is disclosed. Methods of using such fluids are also disclosed.

    Abstract translation: 一种低导电性水基井眼流体,用于通过含有在水存在下溶胀的粘土的地层钻井,所述井筒流体包括基础水溶液; 和聚合物非离子叔胺。 还公开了使用这种流体的方法。

    METHODS OF USING INVERT EMULSION FLUIDS WITH HIGH INTERNAL PHASE CONCENTRATION
    3.
    发明申请
    METHODS OF USING INVERT EMULSION FLUIDS WITH HIGH INTERNAL PHASE CONCENTRATION 审中-公开
    使用具有高内部浓度的反相乳液的方法

    公开(公告)号:US20150184062A1

    公开(公告)日:2015-07-02

    申请号:US14656586

    申请日:2015-03-12

    Applicant: M-I L.L.C.

    Abstract: In a method of gravel packing a wellbore in a subterranean formation, the wellbore comprising a cased section and an uncased section, the method may include pumping into the wellbore a gravel pack composition comprising gravel and a carrier fluid comprising an invert emulsion fluid, where the invert emulsion fluid may comprise: an oleaginous external phase; a non-oleaginous internal phase, wherein a ratio of the oleaginous external phase and non-oleaginous internal phase is less than 50:50 and an emulsifier stabilizing the oleaginous external phase and the non-oleaginous internal phase.

    Abstract translation: 在地层中的井筒填充井眼的方法中,井眼包括套管部分和未套管的部分,该方法可包括将包括砾石的砾石组合物和包含反相乳液的载体流体泵入井眼,其中 反相乳液可以包括:油性外相; 非油质内相,其中油质外相和非油质内相的比例小于50:50,并且乳化剂稳定油质外相和非油质内相。

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