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The weighted mud flows to the inlet head section of the desander and/or desilter entering the hydrocyclones for separation of particles. Mud leaving the underflow is further screened with fine mesh to separate larger particles allowing only barite size particles to pass through the screen returning
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The purpose of the mud cleaner is to remove drilled solids larger than barite. Solids larger than 74–105 micrometres can be removed by the mud cleaner before the viscosity builds up. Mud cleaner can effectively control weighted drilling fluid solid content. Prevent differential pressure sticking,
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Although US Patent No.3,766,997 covering Mud
Cleaner was issued on October 23, 1973 granted to J.K. Heilhecker and L.H. Robinson and assigned to Exxon Production Research Company, it was found invalid and efforts for re-issue was unsuccessful because of the existence of
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adhesion stuck drill accident, reduce the drill string and the filter cake thickness on bond issues.
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and/or desilters mounted over a shaker with a fine mesh screen. A mud is fed to the inlet of the
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are discarded and thrown away. In most drilling operations, a mud cleaner is installed in its
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Nowadays, mud cleaner used in oilfield means the equipment processing
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167:by a German Inventor in the late 1800s.
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48:adding citations to reliable sources
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182:A mud cleaner is a combination of
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178:Description
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130:Mud Cleaner
220:References
104:April 2015
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