US 7,429,327 B2
Clarifying tank
Gary Fout, Cypress, Tex. (US); and Neale Browne, Houston, Tex. (US)
Assigned to M-I L.L.C., Houston, Tex. (US)
Filed on Dec. 18, 2007, as Appl. No. 11/958,866.
Application 11/958866 is a division of application No. 10/916850, filed on Aug. 12, 2004, granted, now 7,332,097.
Application 10/916850 is a division of application No. 10/266123, filed on Oct. 08, 2002, granted, now 6,793,814.
Prior Publication US 2008/0093281 A1, Apr. 24, 2008
Int. Cl. B01D 19/00 (2006.01); B01D 21/26 (2006.01)
U.S. Cl. 210—512.3  [210/188; 210/512.1; 209/725; 209/733] 10 Claims
OG exemplary drawing
 
1. A system for separating solid particles from a liquid fluid comprising:
a tank having a top and a bottom, wherein a portion of the solid particles settle out of the liquid fluid within the tank;
a conical chamber having a larger diameter upper portion and a smaller diameter lower portion, wherein the larger diameter upper portion is connected to the bottom of said tank and is adapted to receive the settled solid particles;
an outlet connected to the smaller diameter lower portion of said conical chamber;
an auger disposed within said conical chamber wherein said auger is adapted to feed the settled solid particles to said outlet; and
a tangential inlet, into said tank, wherein said tangential inlet is positioned between the top and bottom of said tank.