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. 28, 2010
Filed:
Nov. 30, 2006
Applicant:
Kohei Seki, Niihama, JP;
Inventor:
Kohei Seki, Niihama, JP;
Assignee:
Sumitomo Chemical Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 7/01 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a process for producing supported ruthenium, which comprises recovering a ruthenium compound from supported ruthenium used as a catalyst in production of chlorine by oxidation of hydrogen chloride with oxygen, and supporting the ruthenium compound on a carrier; and a process for producing chlorine, which comprises producing a supported ruthenium catalyst by the process mentioned above and oxidizing hydrogen chloride with oxygen in the presence of the supported ruthenium.