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:
Nov. 24, 2015
Filed:
Sep. 05, 2011
Applicants:
Lucy Esdaile, Carlton North, AU;
Paul Leslie Brown, Kiama, AU;
Inventors:
Lucy Esdaile, Carlton North, AU;
Paul Leslie Brown, Kiama, AU;
Assignee:
Technological Resources Pty. Limited, Melbourne, Victoria, AU;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B 3/02 (2006.01); C22B 3/04 (2006.01);
U.S. Cl.
CPC ...
C22B 3/04 (2013.01); C22B 3/02 (2013.01);
Abstract
A heap of a material to be leached to recover a valuable metal from the material and a method of constructing the heap are disclosed. The heap comprises sides and a top and a system to control air flow into the heap. The air flow control system comprises a combination of an air impermeable barrier and an aeration system.