Claims
- 1. A catalyst for the conversion of carbon monoxide and hydrogen to methane consisting essentially of a porous alumina support carrying about 25 percent by weight of metallic nickel catalyst together with from about 0.1 to about 1 percent by weight of iridium, said catalyst having been prepared by depositing the metallic nickel catalyst on the alumina support, impregnating the supported metallic nickel catalyst with an aqueous solution of a water soluble salt of iridium, converting said salt to metallic iridium, and heating the resulting catalyst at a temperature of from about 350.degree. to about 500.degree. C. in the presence of hydrogen for about 4 to about 20 hours.
Parent Case Info
This application is a continuation-in-part of our application Ser. No. 667,104 filed Mar. 15, 1976, now abandoned.
US Referenced Citations (5)
Number |
Name |
Date |
Kind |
3271325 |
Davies et al. |
Sep 1966 |
|
3361535 |
Pollitzer et al. |
Jan 1968 |
|
3930812 |
Harris et al. |
Jan 1976 |
|
3953363 |
Yamauchi et al. |
Apr 1976 |
|
3988334 |
Finch et al. |
Oct 1976 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
667104 |
Mar 1976 |
|