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. 11, 1991
Filed:
Sep. 28, 1989
Applicant:
Inventors:
Ronald L Cook, Aurora, IL (US);
Anthony F Sammells, Naperville, IL (US);
Assignee:
Gas Research Institute, Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ;
U.S. Cl.
CPC ...
204 72 ; 204 / ; 204 75 ; 204 76 ; 20415715 ; 429111 ;
Abstract
A process for photoelectrochemical reduction of CO.sub.2 and/or CO to gaseous hydrocarbons, predominately methane, in a liquid aqueous containing electrolyte dispersion of semiconductors in the presence of copper which may be deposited on the semiconductor surface or dispersed in the electrolyte and transiently in contact with the semiconductor surface.