Patents by Inventor R. Parthasarathy

R. Parthasarathy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Methanation catalyst and process of use
    Patent number: 3933883
    Abstract: The methanation reaction, that is, the conversion of carbon monoxide and hydrogen to methane and a water byproduct is conducted at a temperature of 120.degree. to 500.degree.C and a pressure of 100 psig to 2000 psig in the presence of a catalyst consisting of nickel oxide and cobalt oxide in a nickel/cobalt ratio of 1 to 1.5 supported on a high purity alumina support consisting essentially of gamma alumina. The catalyst has a surface area of about 100 to 200 m.sup.2 /g, an average pore diameter of 100 to 115A and a pore volume of 0.25 to 0.7 cc/g.
    Type: Grant
    Filed: April 14, 1975
    Date of Patent: January 20, 1976
    Assignee: W. R. Grace & Co.
    Inventor: R. Parthasarathy