Patents Assigned to Hhntsman Petrochemical Corporation
  • Fuel additives
    Patent number: 6210452
    Abstract: Highly effective fuel additives that control the formation of deposits in internal combustion engines, particularly, in the fuel injection system and combustion chamber of such engines. The fuel additives comprise carboxylic acid alkoxylates, and are particular suited for use with nitrogen-containing fuel detergents. Fuel compositions comprising the fuel additives, and methods of controlling engine deposits are also disclosed.
    Type: Grant
    Filed: February 8, 2000
    Date of Patent: April 3, 2001
    Assignee: Hhntsman Petrochemical Corporation
    Inventor: Wei-Yang Su