Metal Containing Catalyst Utilized Patents (Class 549/85)
  • Sulfolane and process therefor
    Patent number: 6034254
    Abstract: A process for reducing the odor of sulfolane fluid comprises contacting the fluid with and oxidizing agent under conditions sufficient to effect the substantial reduction of odor in the fluid.
    Type: Grant
    Filed: September 22, 1998
    Date of Patent: March 7, 2000
    Assignee: Phillips Petroleum Company
    Inventors: C. Stewart Denton, Christopher R. Tully, Max H. Rock, Guy Senatore
  • Thiophene synthesis
    Patent number: 5726326
    Abstract: A method of preparing a thiophene comprises reacting an organic compound containing a chain of at least 4 C atoms linked by single or double bonds with a source of sulphur in the vapor phase, in the presence of a supported catalyst, the catalyst having the composition(Fe.sub.0-1 M.sub.1-0)O.sub.nwherein M is a metal of Group VA, VIA or VIIA; and n is an appropriate value.
    Type: Grant
    Filed: June 24, 1996
    Date of Patent: March 10, 1998
    Assignee: Shell Research Limited
    Inventors: Graham John Hutchings, Richard William Joyner, Barry William Luke Southward, Russel Andrew Stewart, Lance Svend Fuller
  • Thiophene synthesis
    Patent number: 5723629
    Abstract: A method of preparing a thiophene comprises reacting an organic compound containing a chain of at least 4 C atoms linked by single or double bonds with a source of sulphur in the vapour phase, in the presence of a jarosite-type catalyst, having the compositionM(Fe.sub.0.8-1 Cr.sub.0.2-0)(OH).sub.6 X.sub.nwherein M is NH.sub.4 or an alkali metal; and X.sub.n represents one or more suitable anions.
    Type: Grant
    Filed: June 24, 1996
    Date of Patent: March 3, 1998
    Assignee: Shell Research Limited
    Inventors: Graham John Hutchings, Richard William Joyner, Barry William Luke Southward, Russel Andrew Stewart, Lance Svend Fuller