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    • 5. 发明授权
    • Dynamic sag monitor for drilling fluids
    • 钻井液动态下垂监测仪
    • US06330826B1
    • 2001-12-18
    • US09499988
    • 2000-02-08
    • Gerald H. Meeten
    • Gerald H. Meeten
    • F04B5100
    • G01N11/14G01N15/04
    • An apparatus and a method are described for measuring the sag properties of a drilling fluid by using a conically or frustro-conically shaped inner body and an outer body having an opening with contours closely matching those of inner body such that in conjunction inner and outer body are separated by a narrow gap defining a conically or frustro-conically volume with a vertex; a motor drive for rotating the inner body with respect to the outer body; and a sampling access to determine the density of said drilling fluid within a localized part of said volume, wherein said sampling is permanently located in vicinity on said vertex.
    • 描述了一种用于通过使用圆锥形或截头圆锥形的内部主体和具有与内部主体的轮廓紧密匹配的开口的外部主体来测量钻井液的下垂特性的装置和方法,使得在内部和外部主体 由限定具有顶点的锥形或截头圆锥体体的窄间隙分开; 用于使内体相对于外体旋转的马达驱动器; 以及采样通道以确定所述体积的局部部分内的所述钻井液的密度,其中所述采样永久地位于所述顶点附近。
    • 6. 发明授权
    • Rheometer
    • 流变仪
    • US5546791A
    • 1996-08-20
    • US375062
    • 1995-01-19
    • Gerald H. Meeten
    • Gerald H. Meeten
    • G01N11/14G01N33/38
    • G01N33/383G01N11/14
    • There is provided a rheometer, comprising a cup for a fluid to be measured, a concentric rotor and stator arrangement, and a circuit for circulating the fluid which includes a pump for providing in pulsatile, non-laminar flow in the cup. By using the pump to provide both a turbulent and pulsating flow, particulate matter can be maintained in suspension and flow induced through the measuring system while any rheology effect the pumping system has on the fluid is introduced independently of rheology effects caused by the measuring system itself. Thus the pumping can be continued while the measurement is being made.
    • 提供了一种流变仪,其包括用于待测量流体的杯,同心转子和定子装置,以及用于使流体循环的回路,其包括用于在杯中以脉动,非层流提供的泵。 通过使用泵来提供湍流和脉动流,颗粒物质可以通过测量系统保持悬浮和流动,而泵送系统对流体的任何流变学影响被独立于测量系统本身引起的流变学效应而被引入 。 因此,在进行测量时可以继续泵送。