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. 31, 1990
Filed:
Jul. 29, 1988
Applicant:
Inventor:
Earl R Lawhorne, Savannah, GA (US);
Assignee:
Kemira, Inc., Savannah, GA (US);
Primary Examiner:
Int. Cl.
CPC ...
C01G / ;
U.S. Cl.
CPC ...
423612 ; 501134 ; 502350 ;
Abstract
High purity titanium dioxide having uniform controlled particle size and method therefor. Titanium tetrachloride is mixed with water to form titanium oxychloride, which in turn is precipitated from aqueous solution to form titanium dioxide.