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:
Mar. 30, 1976
Filed:
Jun. 14, 1974
Applicant:
Inventor:
Alan Douglas Zunkel, Aliquippa, PA (US);
Assignee:
St. Joe Minerals Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423531 ; 423102 ;
Abstract
Mercury is removed from sulfuric acid by adding finely divided aluminum to the acid, cooling the mixture to a temperature not exceeding about 15.degree.C. and filtering the mixture in from about 1 to about 6 hours.
Zunkel, Alan. (1976). Method of removing mercury from sulfuric acid (U.S. Patent No. 3947561). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3947561
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile