Patents Assigned to Bray Oil Company
  • Overbased magnesium sulfonate process
    Patent number: 4192758
    Abstract: An improvement in the method of preparing high alkali value overbased magnesium sulfonate lubricant additives from commmercially available grades of magnesium oxide is disclosed.
    Type: Grant
    Filed: May 1, 1978
    Date of Patent: March 11, 1980
    Assignee: Bray Oil Company, Inc.
    Inventors: Charles R. Dickey, Paul M. Williamson
  • Monoalkyl benzene synthetic lubricant
    Patent number: 4035308
    Abstract: Monoalkylbenzene synthetic lubricant formed by reacting decene dimer with excess benzene in presence of anhydrous aluminum chloride.
    Type: Grant
    Filed: August 21, 1975
    Date of Patent: July 12, 1977
    Assignee: Bray Oil Company
    Inventor: Thomas Anthony Schenach
  • Synthetic lubricant compositions
    Patent number: 4011166
    Abstract: Novel synthetic hydrocarbon oils prepared from benzene and olefins and possessing properties uniquely suitable for automobile crankcase lubricants are described.
    Type: Grant
    Filed: March 10, 1975
    Date of Patent: March 8, 1977
    Assignee: Bray Oil Company
    Inventor: Thomas A. Schenach
  • Antiwear additive mixture
    Patent number: 3970570
    Abstract: An ashless sulfur-free antiwear additive combination with good oxidative stability at high temperatures is disclosed. It consists of a mixture of tricresyl phosphate and pentaerythritol monooleate, said combination exhibiting dramatically enhanced antiwear properties.
    Type: Grant
    Filed: December 8, 1975
    Date of Patent: July 20, 1976
    Assignee: Bray Oil Company
    Inventors: Robert Eugene Pratt, John Habzansky