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:
Apr. 13, 1982
Filed:
Sep. 25, 1980
Applicant:
Inventors:
Yutaka Sasaki, Yokohama, JP;
Kiyoshi Moriya, Kanagawa, JP;
Assignee:
Nitto Chemical Industry Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C22B / ; C01B / ;
U.S. Cl.
CPC ...
75 69 ; 423 88 ; 423510 ;
Abstract
A tellurium component is separated from a tellurium-antimony-containing metal oxide catalyst by heating the catalyst at a temperature of about 900.degree. C. to about 1,000.degree. C. in a non-reducing atmosphere.