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 8528989 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 10, 2013

Filed:

Feb. 24, 2010
Applicants:

Duane S. Halverson, Green River, WY (US);

Wesley K. Nash, Jr., Green River, WY (US);

Inventors:

Duane S. Halverson, Green River, WY (US);

Wesley K. Nash, Jr., Green River, WY (US);

Assignee:

FMC Corporation, Philadelphia, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of solution mining vertically disposed beds of water-soluble deposits comprising a lower bed and at least one upper bed having at least one non-soluble layer disposed therebetween, said method comprising the steps of: (a) forming a channel in the lower bed; (b) drilling at least one zero radius or ultra-short radius injection pathway in the at least one upper bed; (c) manipulating at least one of the channel and the at least one injection pathway such that a fluid pathway is established between said channel and at least one injection pathway; (d) injecting a stream of solvent through the at least one injection pathway; and (e) recovering the solvent containing dissolved deposit therein via a recovery well.


Find Patent Forward Citations

Halverson, Duane. (2013). Method for simultaneously mining vertically disposed beds (U.S. Patent No. 8528989). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8528989

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