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:
Aug. 02, 2011
Filed:
Jun. 08, 2009
Applicants:
Sylvain Tremblay, Chicoutimi, CA;
Luc Desrosiers, Sherbrooke, CA;
Daniel Levesque, Sherbrooke, CA;
Inventors:
Assignee:
Pyrotek Inc., Spokane Valley, WA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B 21/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for the purification of a metal selected from the group consisting of aluminum and aluminum alloys, wherein the metal is in a liquid phase and is contacted with a salt flux consisting of a binary mixture of NaCl and MgCl. Preferably, more than 22% by weight of the binary mixture consists of NaCl.