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:
Jan. 05, 1999
Filed:
Nov. 24, 1995
Applicant:
Inventors:
David Clark, Chatswood, AU;
Andrew Newell, Chatswood, AU;
Assignee:
Boc Gases Australia Limited, , AU;
Primary Examiner:
Int. Cl.
CPC ...
B03D / ; B03B / ;
U.S. Cl.
CPC ...
209166 ; 209167 ; 241 18 ; 241 2425 ;
Abstract
A process for recovering a secondary base metal mineral from a material containing it involving treatment of a pulp of the material with surface modifying reagent such as a water soluble sulphide. The pulp is subjected to deaeration by introduction of a non-oxidising gas to prevent oxidation of the reagent. The process is applicable to recovery of secondary minerals such as azurite, malachite, cerussite, anglesite and zinc ferrites from host materials.
Clark, David. (1999). Base metal mineral flotation processes (U.S. Patent No. 5855770). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5855770
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile