Patent · US Expired

Photoelectrochemical reduction of carbon oxides

US5022970A · kind A · utility

103Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 1989
Grant dateJun 11, 1991
Priority date
Expiry dateSep 28, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/133
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.