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. 08, 1988
Filed:
Feb. 03, 1987
Applicant:
Inventors:
Larry L Walters, Savannah, GA (US);
Bruce M Anderson, Savannah, GA (US);
Assignee:
Kemira, Inc., Savannah, GA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G / ;
U.S. Cl.
CPC ...
423 70 ; 423 87 ; 423210 ; 423492 ; 210688 ; 210681 ; 55 72 ;
Abstract
Method for reduction in metallic impurities in aqueous and anhydrous TiCl.sub.4. The method utilizes activated carbon to remove poisonous impurities such as antimony and arsenic, which allows use of the TiCl.sub.4 in pearlescent pigment production and cosmetics.