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:
Feb. 24, 2004
Filed:
Nov. 09, 2001
James A. Brierley, Sandy, UT (US);
David L. Hill, Elko, NV (US);
Newmont USA Limited, Denver, CO (US);
Abstract
Disclosed is a particulate of an ore material having a metal value metal value and a matrix material having a sulfur content wherein the sulfur is present in an oxidation-reduction state of zero or less, the particulate comprising (a) a core particle of the ore material, with the core particle having a size of less than about two inches; and (b) a layer of particles of the ore material and an inoculate of sulfur biooxidizing bacteria in admixture with the particles; wherein the particulate has sufficient strength to retain at least about 95% of a void volume for a column height of about 6 feet for at least 200 days when continuously bathed in a solution comprised of the inoculate or a nutrient therefor. Also disclosed is a heap comprising a plurality of the particulate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile