Not long ago, as seen in: ConocoPhillips CO2 to Methanol | Research & Development | News; we made report of:
"US Patent Application 20030060355 - Converting Carbon Dioxide to Oxygenates; March, 2003;
Inventors: Jinhua Yao and James Kimble, Bartlesville, OK; Abstract: A catalyst and process for converting carbon dioxide into oxygenates. The catalyst comprises copper, zinc, aluminum, gallium, and a solid acid."
That catalyst served to help convert, as a component of the total described process, as specifically stated: "carbon dioxide to methanol and dimethyl ether".