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. 09, 1980
Filed:
Jul. 19, 1979
Applicant:
Inventors:
Orville W Rigdon, Groves, TX (US);
Gordon R Schierberg, Port Arthur, TX (US);
Lawrence H Keon, Croton-on-Hudson, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; B03D / ;
U.S. Cl.
CPC ...
26050117 ; 209166 ;
Abstract
Disclosed are cationic flotation agents for separating silica from ores consisting of the monocarboxylic acid salts of polyalkylene polyamine amides wherein the amide is completely neutralized.