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:
Oct. 13, 2009
Filed:
Apr. 08, 2004
Peter Allan Anderson, Pimlico, AU;
Mark Fisher, Brisbane, AU;
John Ernest Fittock, Annandale, AU;
Victoria Margaret Hultgren, Bushland Beach, AU;
Erin Maree Jones, South Brisbane, AU;
Robert Bruce Messenger, Kirwan, AU;
Adam Sean Moroney, Stockton, AU;
Peter Allan Anderson, Pimlico, AU;
Mark Fisher, Brisbane, AU;
John Ernest Fittock, Annandale, AU;
Victoria Margaret Hultgren, Bushland Beach, AU;
Erin Maree Jones, South Brisbane, AU;
Robert Bruce Messenger, Kirwan, AU;
Adam Sean Moroney, Stockton, AU;
BHP Billiton SSM Technology Pty Ltd, Brisbane, Queensland, AU;
Abstract
A process for the recovery of nickel and/or cobalt from an impure nickel, cobalt or mixed nickel/cobalt material including the steps of: a) providing a nickel, cobalt or mixed nickel/cobalt material; and b) contacting the nickel, cobalt or mixed nickel/cobalt material with a feed ammoniacal ammonium carbonate solution and a reductant in a leach step.