The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 24, 2018

Filed:

Mar. 10, 2011
Applicants:

Rahul Dixit, Lafayette, LA (US);

Mukesh Kapila, The Woodlands, TX (US);

Yanling Wu, Grand Island, NY (US);

Inventors:

Rahul Dixit, Lafayette, LA (US);

Mukesh Kapila, The Woodlands, TX (US);

Yanling Wu, Grand Island, NY (US);

Assignee:

M-I L.L.C., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 63/06 (2006.01); B01D 65/02 (2006.01);
U.S. Cl.
CPC ...
B01D 63/06 (2013.01); B01D 65/02 (2013.01); B01D 2311/04 (2013.01); B01D 2311/08 (2013.01); B01D 2321/04 (2013.01);
Abstract

A system for separating solids from fluid including a solid-laden fluid may include a base fluid, a first separator configured to receive the solid-laden fluid and separate the fluid into a solids portion and an effluent, and a membrane separator configured to receive the effluent and separate the effluent into a permeate and a concentrate. A method for separating solids from fluid may include obtaining a solid-laden fluid, wherein the solid-laden fluid comprises a base fluid, feeding the solid-laden fluid through a centrifuge, removing at least a portion of high gravity solids from the solid-laden fluids, flowing the solid-laden fluid through a membrane separator, removing at least a portion of low gravity solids from the solid-laden fluid, and collecting a permeate from the membrane separator.


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