Patents by Inventor Thomas C. Mullin

Thomas C. Mullin 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).

  • Production of hydroxy compounds
    Patent number: 5504261
    Abstract: A process for producing a hydroxy compounds such as butanol or butanediol by hydroformylation of an olefin using a precious metal and phosphorus compound catalyst system, water extraction of the aldehyde product and hydrogenation of the extracted aldehyde where the aqueous extract is treated with an ion exchange resin before hydrogenation to increase hydrogenation catalyst life.
    Type: Grant
    Filed: August 1, 1994
    Date of Patent: April 2, 1996
    Assignee: ARCO Chemical Technology, L.P.
    Inventors: Thomas C. Mullin, Nicholas Triantafillou
  • Propylene oxide purification
    Patent number: 5493035
    Abstract: Activated carbon to be used in the removal of impurities from propylene oxide is first pre-wetted with a glycol such as propylene glycol; after bed deactivation, water containing a basic catalyst is added to hydrolyze propylene oxide and to form a non-hazardous slurry of carbon, propylene glycol and water.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: February 20, 1996
    Assignee: Arco Chemical Technology, L.P.
    Inventors: Ahmad Soltani-Ahmadi, Thomas C. Mullin