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:
May. 08, 1984
Filed:
Jun. 02, 1983
Applicant:
Inventor:
William J Roe, Aurora, IL (US);
Assignee:
Nalco Chemical Company, Oak Brook, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; B01D / ; F26B / ; F26B / ;
U.S. Cl.
CPC ...
252 60 ; 252540 ; 210727 ; 210728 ; 210729 ; 210778 ;
Abstract
A composition for altering the water function characteristics of a wet, particulate mineral mass combines a surfactant material having an HLB number of from about 6.0 to about 12.0 with a surfactant adsorption inhibitory amount of a coupling agent or hydrotrope. Urea may be added to the composition for the prevention of freezing.
Roe, William. (1984). Dewatering aids for coal and other mineral particulates (U.S. Patent No. 4447344). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4447344
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile