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. 30, 1985
Filed:
May. 10, 1984
Applicant:
Inventors:
William J Roe, Aurora, IL (US);
Jacqueline L Perisho, Oak Park, IL (US);
Assignee:
Nalco Chemical Company, Oak Brook, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C02F / ;
U.S. Cl.
CPC ...
210728 ; 209-5 ; 210778 ; 210907 ; 252 60 ;
Abstract
An improved dewatering agent for aqueous slurries of mineral concentrates comprising branched dodecylbenzene sulphonic acid used alone or in combination with sodium xylene sulphonate.