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:
Nov. 21, 1995
Filed:
Nov. 03, 1994
Applicant:
Inventors:
Kevin A Frazier, Midland, MI (US);
Juan M Garces, Midland, MI (US);
Guo-shuh J Lee, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B03D / ;
U.S. Cl.
CPC ...
252 61 ; 562 91 ; 562 94 ;
Abstract
A composition comprising a mixture of dialkylbenzene monosulfonic acids or salts thereof containing greater than about 60 weight percent of the para dialkylbenzene isomer and greater than about 80 weight percent of the combined di(2-alkyl)benzene and di(3-alkyl)benzene isomers. The composition exhibits improved properties as a mineral collector in ore flotation.