drilling mud

Introduction of cyclone for solid phase control of drilling fluid

The hydrocyclone for solid phase control of drilling fluid is a vertical conical vessel with a cylindrical part, and its structure is shown in the figure. The cylindrical part of the upper part of the cone is the slurry inlet chamber, the inner diameter of which is the specification size of the cyclone, and the side part has all the grouting inlet; There is a vortex duct in the top center to form the overflow port. The lower part of the shell is conical, and the cone Angle is 150 ~ 200°. The opening at the bottom is called the bottom flow opening, and its caliber is adjustable.

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Xi’an KOSUN drilling fluid purification method

In the drilling process, the drill bit breaks the rock while drilling, the drilling fluid brings the cuttings to the surface, and the cuttings in the drilling fluid are removed by solid control equipment. Even when drilling in clay layers, unnecessary clay particles need to be removed to maintain drilling fluid performance. The process of removing the solid phase content in drilling fluid is called the purification of drilling fluid.

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Four Major Functions of Filtrate Reducer

READ: Pressure gradients naturally genders fluid loss through the walls from the drilling mud as drilling processes, subsequently developing into borehole collapse and drilling-related accidents. Thus, filtrate reducer plays a significant role in maintaining relatively low fluid loss, one of the essential properties of the mud. Pressure gradients naturally genders fluids loss through the walls from the drilling mud as drilling processes. Excessive fluid loss can impact many aspects of drilling operations: 1. Shale formation can expand and collapse and the wall be less stabilized. 2. Fluid penetration can expand the clay, blocking the oil and gas channel and damaging the formation. 3. Larger fluid loss thickens the filter cake, narrows the borehole diameter, increases the torque of drilling

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