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:
Dec. 22, 1992
Filed:
May. 30, 1990
Applicant:
Inventor:
William H Kruesi, Golden, CO (US);
Assignee:
Cato Research Corporation, Wheat Ridge, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G / ; C22B / ;
U.S. Cl.
CPC ...
423 23 ; 75717 ;
Abstract
A process for precipitating solid hydrates of cupric tetrammine sulfate from a solution, wherein the solution contains at least 40 grams per liter of free ammonia, at least 50 grams per liter of ammonium sulfate and wherein the temperature of the solution is less than 21.degree. C. The hydrates of cupric tetrammine sulfate can be converted to additional useful copper compounds.
Kruesi, William. (1992). Method for recovery of copper from copper-containing materials (U.S. Patent No. 5173276). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5173276
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile