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.:

US 7546874 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 16, 2009

Filed:

Jan. 22, 2007
Applicants:

Kevin W. Smith, Houston, TX (US);

Robert L. Sloan, Katy, TX (US);

Harry D. Smith, Jr., Montgomery, TX (US);

Inventors:

Kevin W. Smith, Houston, TX (US);

Robert L. Sloan, Katy, TX (US);

Harry D. Smith, Jr., Montgomery, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/06 (2006.01); E21B 43/34 (2006.01); E21B 43/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cavitation device is used to heat, concentrate and recycle or otherwise reuse dilute and other oil well fluids, brines and muds, and solution mining fluids, all of which commonly contain ingredients worthy of conservation. The cavitation device can be powered by a Diesel engine whose exhaust may be used to heat the incoming fluid, and the product of the cavitation device is directed to a flash tank.


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