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:
Jul. 14, 1992
Filed:
Apr. 04, 1990
Applicant:
Inventors:
Assignee:
Berol Nobel AB, Stenungsund, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; B03D / ;
U.S. Cl.
CPC ...
252 61 ; 209166 ; 209167 ; 252191 ; 252194 ;
Abstract
A process is provided for the froth flotation of oxide and salt type minerals utilizing as the collector a combination of a monoester of a dicarboxylic acid of the general formula ##STR1## in which R' is an aliphatic hydrocarbon group with 7-21 carbon atoms, R' is a hydrocarbon radical with 2-6 carbon atoms and A is an alkylene oxide group derived from an alkylene oxide with 2-4 carbon atoms; and a monocarboxylic acid having the general formula
Swiatowski, Piotr. (1992). Process for the froth flotation of oxide and salt type minerals and (U.S. Patent No. 5130037). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5130037
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile