Patents by Inventor Harry J. Andress

Harry J. Andress 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).

  • Complex alkoxy borates of alkylated phenols as lubricant stabilizers
    Patent number: 5252237
    Abstract: Alkoxy borates of alkylated phenols have been found to be effective cleanliness agents for lubricants and additives for improving the dropping point of greases.
    Type: Grant
    Filed: August 3, 1992
    Date of Patent: October 12, 1993
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Jr., Henry Ashjian, William F. Olszewski, Robert E. Ernhoffer
  • Reaction products of olefins, sulfur, aliphatic amine, alkylene oxide, phosphorus pentasulfide, and phosphorus pentoxide and lubricant compositions thereof
    Patent number: 5093017
    Abstract: The reaction product of olefin, sulfur, aliphatic amine, alkylene oxide, phosphorus pentasulfide, and phosphorus pentoxide provides an effective antiwear additive agent for lubricating oils.
    Type: Grant
    Filed: March 5, 1990
    Date of Patent: March 3, 1992
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Henry Asnjian
  • Friction reducing additives and compositions thereof
    Patent number: 5033415
    Abstract: Mixtures of borated alcohols are effective friction modifying additives when incorporated into various lubricating or fuel media.
    Type: Grant
    Filed: February 29, 1988
    Date of Patent: July 23, 1991
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Andrew G. Horodysky, Joan M. Kaminski
  • Friction reducing additives and compositions thereof
    Patent number: 5006272
    Abstract: Borated glycerol hydroxyesters are effective friction reducing additives when incorporated into lubricating compositions.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: April 9, 1991
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Andrew G. Horodysky, Joan M. Kaminski
  • Reaction products of alkenyl succinimides with ethylenediamine carboxy acids as fuel detergents
    Patent number: 4971598
    Abstract: An additive for fuel compositions. The additive comprises the reaction product of an alkenyl succinimide selected from the group consisting of mono-succinimides, bis-succinimides, and mixtures thereof, with iminodiacetic acid or an ethylenediamine carboxy acid. The reaction product finds particular utility as a fuel detergent.
    Type: Grant
    Filed: March 22, 1990
    Date of Patent: November 20, 1990
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Henry H. Ashjian, Frederick J. Hills
  • Reaction products of olefins, sulfur and phosphorus pentasulfide and lubricant compositions thereof
    Patent number: 4906391
    Abstract: An olefin when reacted with sulfur and phosphorus pentasulfide provides an effective antiwear additive agent for lubricant oils.
    Type: Grant
    Filed: September 15, 1986
    Date of Patent: March 6, 1990
    Assignee: Mobil Oil Corporation
    Inventor: Harry J. Andress
  • Reaction products of alkenylsuccinic compounds with aromatic amines and hindered alcohols and lubricant and fuel compositions thereof
    Patent number: 4895579
    Abstract: Products made by reacting an alkenylsuccinic compound with an arylamine and a hindered alcohol provide superior dispersant and antioxidant activity to lubricant compositions when incorporated therein.
    Type: Grant
    Filed: January 17, 1989
    Date of Patent: January 23, 1990
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Henry Ashjian
  • Reaction products of alkenylsuccinic compounds with aromatic amines and hindered alcohols and lubricant compositions thereof
    Patent number: 4803004
    Abstract: Products made by reacting an alkenylsuccinic compound with an arylamine and a hindered alcohol provide superior dispersant and antioxidant activity to lubricant compositions when incorporated therein.
    Type: Grant
    Filed: February 19, 1985
    Date of Patent: February 7, 1989
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Henry Ashjian
  • Benzophenone derivatives as fuel additives
    Patent number: 4744798
    Abstract: Benzophenone derivatives, e.g., benzophenone tetracarboxylic dianhydride, and esters or mixtures thereof when reacted with various hydrocarbyl amines provide additives that are highly useful as fuel detergents, intake valve and exhaust gas valve deposit reducers.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: May 17, 1988
    Assignee: Mobil Oil Corporation
    Inventor: Harry J. Andress
  • Reaction products of alkenylsuccinic compounds with aromatic amines and lubricant compositions thereof
    Patent number: 4698169
    Abstract: Products made by reacting (i) an alkenylsuccinic compound with (ii) an arylamine and (iii) an alkanolamine, an aminomethane or a hindered alcohol and borated reaction products thereof which provide superior dispersant and antioxidant activity to lubricant compositions when incorporated therein.
    Type: Grant
    Filed: May 1, 1986
    Date of Patent: October 6, 1987
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Jr., Henry Ashjian
  • Borated reaction products of succinic compounds as lubricant dispersants and antioxidants
    Patent number: 4652387
    Abstract: Borated reaction products of alkenyl succinic compounds, aryl amines and aminoalcohols are highly effective dispersant and antioxidant/anticorrosion additives for lubricant compositions.
    Type: Grant
    Filed: July 30, 1986
    Date of Patent: March 24, 1987
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Jr., Henry Ashjian
  • Products of reaction involving alkenylsuccinic anhydrides with aminoalcohols and aromatic secondary amines and lubricants containing same
    Patent number: 4522736
    Abstract: It has been found that products made by reacting a polyalkenylsuccinic compound with an aromatic secondary amine or hindered phenol containing a hydroxyalkyl group, followed by reaction with an alkanolamine or an aminomethane, give a novel additive having utility as a dispersant and/or an anticorrosion agent when placed in a lubricant.
    Type: Grant
    Filed: April 24, 1984
    Date of Patent: June 11, 1985
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Henry Ashjian
  • Metal salts of phosphosulfurized polyhydroxyesters and lubricants containing same
    Patent number: 4410434
    Abstract: The invention herein is concerned with novel compositions of matter made by reacting phosphorus pentasulfide with a polyhydroxyester and then followed by reaction with a salt-forming metal-containing compound and lubricant compositions containing same.
    Type: Grant
    Filed: June 17, 1981
    Date of Patent: October 18, 1983
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Jr., Andrew G. Horodysky, Joan M. Kaminski
  • Liquid hydrocarbon fuel composition
    Patent number: 4394135
    Abstract: A fuel composition comprising a liquid hydrocarbon fuel and a detergent amount of the product of reaction between a polyamine and a stearic acid is described.
    Type: Grant
    Filed: June 6, 1980
    Date of Patent: July 19, 1983
    Assignee: Mobil Oil Corporation
    Inventor: Harry J. Andress
  • Metal working lubricant compositions
    Patent number: 4283293
    Abstract: A lubricant concentrate for use in metal processing comprises a sulfur compound such as a sulfurized olefin or sulfurized mineral oil and an ester prepared from a fatty acid having 12 to 40 carbon atoms or the dimer thereof or a polyalkenylsuccinic acid or anhydride and a hydroxyl-containing amine.
    Type: Grant
    Filed: August 7, 1978
    Date of Patent: August 11, 1981
    Assignee: Mobil Oil Corporation
    Inventors: John W. Schick, Robert H. Davis, Harry J. Andress
  • Aqueous lubricants containing metal hydrocarbyl dithiophosphates
    Patent number: 4253975
    Abstract: Lubricating oils, which in aqueous media are useful hydraulic fluids and the like, contain a metal hydrocarbyl dithiophosphate and a system of other additives which solubilize the dithiophosphates in the aqueous oils.
    Type: Grant
    Filed: August 27, 1979
    Date of Patent: March 3, 1981
    Assignee: Mobil Oil Corporation
    Inventors: Derek A. Law, Robert H. Davis, Harry J. Andress
  • Fuel containing novel detergent
    Patent number: 4240803
    Abstract: Fuel compositions are provided that contain an alkenylsuccinimide, where the alkenyl is derived from a mixture of C.sub.16 -C.sub.28 olefins.
    Type: Grant
    Filed: September 11, 1978
    Date of Patent: December 23, 1980
    Assignee: Mobil Oil Corporation
    Inventor: Harry J. Andress, Jr.
  • Emulsifiable lubricant compositions
    Patent number: 4225447
    Abstract: An emulsifiable concentrate for use in water-in-oil fire-resistant hydraulic fluids, comprises lubricant and a polyalkenylsuccinic acid or anhydride or a salt thereof.
    Type: Grant
    Filed: January 8, 1979
    Date of Patent: September 30, 1980
    Assignee: Mobil Oil Corporation
    Inventors: Derek A. Law, Robert H. Davis, Harry J. Andress
  • Lubricant compositions for can forming
    Patent number: 4185485
    Abstract: An emulsifiable concentrate for use in metal processing, especially in can forming, comprises an ester prepared from a polyalkenylsuccinic acid or anhydride, and a hydroxyl-containing amine. It is critical to the invention with respect to can forming that the acid or anhydride contain, in addition to its basic carbon length, a chain derived from an olefin having from 16 to 28 carbon atoms.
    Type: Grant
    Filed: June 30, 1978
    Date of Patent: January 29, 1980
    Assignee: Mobil Oil Corporation
    Inventors: John W. Schick, Robert H. Davis, Harry J. Andress
  • Rust inhibitor and compositions thereof
    Patent number: 4148605
    Abstract: Novel dicarboxylic ester-acids resulting from the condensation of an alkenylsuccinic anhydride with an aliphatic hydroxy acid having from 2 to about 18 carbon atoms and amine salts of said ester-acid are useful as rust or corrosion inhibitors in organic compositions.
    Type: Grant
    Filed: October 7, 1976
    Date of Patent: April 10, 1979
    Assignee: Mobil Oil Corporation
    Inventor: Harry J. Andress, Jr.