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:
Jun. 11, 2013
Filed:
Feb. 12, 2009
Ivan Ratchev, Jesmond, AU;
Gregory David Rigby, Charlestown, AU;
René Ignacio Olivares, Adamstown Heights, AU;
Grant Caffery, Lawley, AU;
Ivan Ratchev, Jesmond, AU;
Gregory David Rigby, Charlestown, AU;
René Ignacio Olivares, Adamstown Heights, AU;
Grant Caffery, Lawley, AU;
BHP Billiton Innovation Pty Ltd, Melbourne, Victoria, AU;
Abstract
A method of smelting a nickel intermediate product in a smelter that contains a molten bath of metal and slag to produce a nickel product, the method comprising supplying the nickel intermediate product and a solid reductant to the smelter and smelting the nickel intermediate product to produce molten nickel, and controlling the chemistry of the slag so that the slag has (a) a high solubility for elements and compounds in the nickel intermediate product that are regarded as contaminants in the nickel product and (b) a liquidus temperature in the range of 1300-1700 C.