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:
Mar. 27, 2001
Filed:
Mar. 02, 1998
Applicant:
Inventor:
James A. King, West Vancouver, CA;
Assignee:
Placer Dome, Inc., Vancouver, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 4/328 ;
U.S. Cl.
CPC ...
E21B 4/328 ;
Abstract
The process of the present invention “jump starts” heap biooxidation of sulfides by incorporating a previously biooxidized material into the heap. The process can be used to recover precious and/or base metals from sulfidic ores and concentrate.
King, James. (2001). Method for initiating heap bioleaching of sulfidic ores (U.S. Patent No. 6207443). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6207443
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile