Patents by Inventor Martin Francis Giles

Martin Francis Giles 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).

  • Catalyst system
    Patent number: 5942460
    Abstract: A process for the production of acetic acid by carbonylation of methanol or a reactive derivative thereof by contacting the methanol or derivative with carbon monoxide in a liquid reaction composition comprising (a) acetic acid, (b) an iridium catalyst, (c) methyl iodide, (d) at least a finite quantity of water and (e) methyl acetate is improved by the use as promoter of at least one of ruthenium and osmium.
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: August 24, 1999
    Assignee: BP Chemicals Limited
    Inventors: Carl Sherman Garland, Martin Francis Giles, John Glenn Sunley
  • Process for the carbonylation of alkyl alcohols and/or reactive derivatives thereof
    Patent number: 5696284
    Abstract: In a process for the liquid phase carbonylation of an alkyl alcohol such as methanol, and/or a reactive derivative thereof to produce the corresponding carboxylic acid and/or ester, in the presence of an iridium catalyst, an alkyl halide and water, the reaction is promoted by the presence of at least one promoter selected from cadmium, mercury, zinc, gallium, indium and tungsten, optionally with a co-promoter selected from ruthenium, osmium and rhenium.
    Type: Grant
    Filed: February 5, 1996
    Date of Patent: December 9, 1997
    Assignee: BP Chemicals Limited
    Inventors: Michael James Baker, Carl Sherman Garland, Martin Francis Giles, Georgios Rafeletos
  • Process for the production of acetic acid
    Patent number: 5672743
    Abstract: A process for the production of acetic acid by carbonylation of methanol or a reactive derivative thereof by contacting the methanol or derivative with carbon monoxide in a liquid reaction composition comprising (a) acetic acid, (b) an iridium catalyst, (c) methyl iodide, (d) at least a finite quantity of water and (e) methyl acetate is improved by the use as promoter of at least one of ruthenium and osmium.
    Type: Grant
    Filed: August 1, 1994
    Date of Patent: September 30, 1997
    Assignee: BP Chemicals Limited
    Inventors: Carl Sherman Garland, Martin Francis Giles, John Glenn Sunley