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:
Jun. 21, 2011
Filed:
Sep. 17, 2009
Applicants:
Graham Cooke, Chingford, GB;
Animesh Jha, Leeds, GB;
Abhishek Lahiri, Leeds, GB;
Inventors:
Assignee:
Millennium Inorganic Chemicals, Inc., Hunt Valley, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An improved process for recovering a titanium dioxide product from a titanium oxide-containing roasted mass of the type derived from roasting an ilmenite, anatase or perovskite ore by exploiting an organic acid, such as mixture of oxalic acid and ascorbic acid.