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. 22, 1994
Filed:
Aug. 13, 1992
Applicant:
Inventors:
Jens M Krause, Hofheim am Taunus, DE;
Kurt Bauer, Kelsterbach, DE;
Assignee:
Hoechst AG, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B03D / ; B03D / ;
U.S. Cl.
CPC ...
209166 ; 252 61 ; 209167 ;
Abstract
The invention relates to a process for the selective flotation of phosphorus minerals, in which process the flotation collectors used are one or more compounds of the formula 1a and/or 1b ##STR1## wherein R.sup.1 is a branched or straight-chain C.sub.8 -C.sub.24 -, in particular C.sub.8 -C.sub.18 -alkenyl,
Krause, Jens. (1994). Process for selective flotation of phosphorus minerals (U.S. Patent No. 5295584). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5295584
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile