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. 29, 1998
Filed:
Apr. 18, 1997
Applicant:
Inventors:
Peter V Avotins, Easton, CT (US);
Roderick G Ryles, Milford, CT (US);
Gregory Flieg, Prairieville, LA (US);
Assignee:
Cytec Technology Corp., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F / ; C22B / ; B03D / ; B01D / ;
U.S. Cl.
CPC ...
423121 ; 423122 ; 210732 ; 210733 ; 210734 ; 210735 ; 210787 ; 209-5 ;
Abstract
Processes for improving solids/liquids separation efficiency in the Bayer process are disclosed, wherein Bayer process streams are treated with calcium or magnesium salts, flocculated with carboxylic acid or salt group-containing polymers, and centrifuged.