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.
Patent No.:
Date of Patent:
Jun. 13, 2000
Filed:
Sep. 11, 1998
Applicant:
Inventors:
Diana L Bacon Cochrane, Sherwood Park, CA;
Patrick J Cochrane, Sherwood Park, CA;
Wade R Bozak, Edmonton, CA;
Roderick M Facey, Edmonton, CA;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208391 ; 208390 ; 208391 ; 210705 ;
Abstract
In a process for separating oily films from sand particles carried in a sent free water stream, the use of a jet pump scrubber in a density classification tank to treat such oily coated particles at controlled operating temperatures above 65.degree. C. whereby at such controlled temperature enhanced cavitation in said jet pump separates said oily film from said sand particles to form slop oil, said tank providing for recirculation of sand particles through said jet pump before discharge.