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. 27, 1976
Filed:
Jan. 17, 1975
Applicant:
Inventor:
John F Connolly, Wheaton, IL (US);
Assignee:
Standard Oil Company, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; C25B / ;
U.S. Cl.
CPC ...
204 97 ; 204 78 ; 204 79 ; 204 80 ; 2606 / ;
Abstract
Production of glycols by oxidizing an olefinic compound in an aqueous acidic medium comprising source of catalytically active osmium tetroxide, chemically regenerating osmium tetroxide by oxidizing hexavalent osmium with hexavalent chromium and electrochemically regenerating hexavalent chromium from lower valent chromium.