Patents by Inventor Andrew G. Horodysky

Andrew G. Horodysky 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).

  • Additive for lubricants and hydrocarbon fuels comprising reaction products of olefins, sulfur, hydrogen sulfide and polymeric succinimide compounds
    Patent number: 4786425
    Abstract: Disclosed is an additive composition for lubricants and hydrocarbon fuel compositions formed by reacting an olefin, elemental sulfur, hydrogen sulfide, and a polymeric succinimide compound. The reaction product is effective when mixed in desired proportions with lubricants and with hydrocarbon fuels.
    Type: Grant
    Filed: April 24, 1987
    Date of Patent: November 22, 1988
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Derek A. Law
  • Lubricant additive comprising mixed hydroxyester or diol/phosphorodithioate-derived borates
    Patent number: 4784780
    Abstract: Disclosed herein are the reaction products of dialkyl or diaryl phosphorodithioate acids and hydrocarbyl diols, hydroxyester or related polydiols and borating agent. These reaction products are useful as additives for lubricating compositions.
    Type: Grant
    Filed: May 3, 1988
    Date of Patent: November 15, 1988
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Andrew G. Horodysky
  • Grease compositions containing borated catechol compounds and hydroxy-containing soap thickeners
    Patent number: 4781850
    Abstract: Disclosed is a grease composition comprising a major proportion of a grease, a hydroxy-containing soap thickener and a minor amount of a boronated catechol compound. The hydroxy-containing soap thickener and boronated catechol (ortho dihydroxybenzene) compound are each added in amounts sufficient to increase the dropping point of the grease an appreciable amount. The catechol (ortho dihydroxybenzene) compounds useful in this invention include catechol borates, catechol-alcohol borate compounds and catechol-amine borate compounds.
    Type: Grant
    Filed: March 10, 1987
    Date of Patent: November 1, 1988
    Assignee: Mobil Oil Corporation
    Inventors: John P. Doner, Andrew G. Horodysky, John A. Keller, Jr.
  • Grease composition containing borated alkoxylated alcohols
    Patent number: 4780227
    Abstract: Grease compositions, wherein the grease is thickened with a metal hydroxy-containing soap grease thickener are provided. Another essential ingredient of the compositions is a borated alkoxylated alcohol. The compositions may also contain phosphorus and sulfur moieties.
    Type: Grant
    Filed: May 4, 1987
    Date of Patent: October 25, 1988
    Assignee: Mobil Oil Corporation
    Inventors: John P. Doner, Andrew G. Horodysky, John A. Keller, Jr.
  • Acid phosphites as multifunctional additives and compositions thereof
    Patent number: 4778610
    Abstract: Lubricant compositions having enhanced friction-reducing/antiwear properties are provided by incorporating therein minor amounts of a compound or mixture of compounds which are the reaction product(s) of hydroxyhydrocarbyl hydrocarbyl amines and phosphorus pentoxide.
    Type: Grant
    Filed: December 27, 1985
    Date of Patent: October 18, 1988
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Copper salts of hindered phenol substituted succinic anhydride derivatives as antioxidant additives
    Patent number: 4770799
    Abstract: Lubricant compositions containing minor amounts of copper salts of hindered phenol substituted succinic anhydride derivatives possess excellent antioxidant activity.
    Type: Grant
    Filed: January 2, 1987
    Date of Patent: September 13, 1988
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Andrew G. Horodysky
  • Reaction products of formic acid and dialkylenetriamines and fuel compositions containing same
    Patent number: 4764183
    Abstract: The reaction products of the appropriate triamine and organic monocarboxylic acid demonstrate friction reducing properties when formulated into lubricants, particularly lubricating oils, and fuel consumption reduction properties when formulated into such lubricants or into fuels.
    Type: Grant
    Filed: June 24, 1987
    Date of Patent: August 16, 1988
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • N-alkyl amides as friction-reducers for lubricants and fuels
    Patent number: 4743389
    Abstract: N-alkyl amides, particularly N-alkyl formamides, are effective friction-reducing additives for use in lubricants and fuels.
    Type: Grant
    Filed: November 30, 1982
    Date of Patent: May 10, 1988
    Assignee: Mobil Oil Corporation
    Inventors: Milton Braid, Andrew G. Horodysky
  • Grease compositions containing phenolic- or thio-amine borates and hydroxy-containing soap thickeners
    Patent number: 4743386
    Abstract: The dropping point temperature of a grease containing a hydroxy-bearing thickener is increased by including in the grease composition a borated or boron containing phenolic or thio amine Mannich base. A sulfur-phosphate compound, zinc dithiophosphate can also be added to further improve the dropping point.
    Type: Grant
    Filed: August 27, 1985
    Date of Patent: May 10, 1988
    Assignee: Mobil Oil Corporation
    Inventors: John P. Doner, Andrew G. Horodysky, John A. Keller, Jr.
  • Copper salts of sulfurized fatty acids as antioxidants
    Patent number: 4715974
    Abstract: Sulfurized copper salts of fatty acids provide excellent antioxidation characteristics for lubricants when incorporated into compositions thereof.
    Type: Grant
    Filed: April 14, 1987
    Date of Patent: December 29, 1987
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Andrew G. Horodysky
  • Sulfurized olefins as antiwear/extreme pressure additives for lubricants and fuels and compositions thereof
    Patent number: 4711736
    Abstract: Reaction products of olefins, elemental sulfur, hydrogen sulfide, water and nitrogen-containing polymers provide multifunctional additives having antiwear/extreme pressure and thermal and oxidative stability characteristics for lubricants and fuels.
    Type: Grant
    Filed: February 24, 1986
    Date of Patent: December 8, 1987
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Derek A. Law
  • Reaction products of sulfur containing vicinal diols and hydrogen phosphites as lubricant and fuel additives
    Patent number: 4704218
    Abstract: The reaction product of a long chain vicinal diol containing at least 10 carbon atoms and at least one sulfur atom in the chain, with dihydrocarbyl hydrogen phosphites are effective friction reducing antiwear additives in lubricating oils, greases and fuels.
    Type: Grant
    Filed: December 16, 1985
    Date of Patent: November 3, 1987
    Inventors: Andrew G. Horodysky, Phillip S. Landis
  • Borated hydroxy-containing compositions and lubricants containing same
    Patent number: 4692257
    Abstract: Multifunctional additives are provided for fuel and lubricant compositions. The additives are borated hydrocarbyl vicinal diols, made by reacting the diol with a boron-containing compound such as boric acid or trialkyl borate.
    Type: Grant
    Filed: May 12, 1986
    Date of Patent: September 8, 1987
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Reaction products of dialkylenetriamines and lubricant compositions containing same
    Patent number: 4686055
    Abstract: The reaction products of the appropriate triamine and organic monocarboxylic acid demonstrate friction reducing properties when formulated into lubricants, particularly lubricating oils, and fuel consumption reduction properties when formulated into such lubricants or into fuels.
    Type: Grant
    Filed: March 20, 1986
    Date of Patent: August 11, 1987
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Multifunctional lubricant/fuel additives and compositions thereof
    Patent number: 4681692
    Abstract: Zwitterionic (internal) imidazoline acid phosphates provide effective friction reducing and anti-wear characteristics for lubricant compositions when incorporated therein.
    Type: Grant
    Filed: July 1, 1985
    Date of Patent: July 21, 1987
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Additive for lubricants and hydrocarbon fuels comprising reaction products of olefins, sulfur, hydrogen sulfide and nitrogen containing polymeric compounds
    Patent number: 4661274
    Abstract: Disclosed is an additive composition for lubricants and hydrocarbon fuel compositions formed by reacting an olefin, elemental sulfur, hydrogen sulfide, and a polymeric nitrogen-containing compound in a presence of a catalytic amount of an amine. The reaction product is effective when mixed in desired proportions with lubricants and with hydrocarbon fuels.
    Type: Grant
    Filed: January 13, 1986
    Date of Patent: April 28, 1987
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Derek A. Law
  • Friction reducing, antiwear additives
    Patent number: 4661271
    Abstract: Imidazoline salts of acid phosphates derived from hydrocarbyl diols or mixtures of hydrocarbyl diols are effective multifunctional friction reducing additives when incorporated into various fluid hydrocarbyl compositions.
    Type: Grant
    Filed: August 9, 1984
    Date of Patent: April 28, 1987
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Henry Ashjian
  • Multifunctional antiwear additives and compositions thereof
    Patent number: 4657684
    Abstract: Internal oxazoline acid phosphates provide effective antiwear and friction reducing characteristics for lubricant compositions when incorporated therein.
    Type: Grant
    Filed: June 19, 1985
    Date of Patent: April 14, 1987
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Grease compositions containing borated catechol compounds and hydroxy-containing soap thickeners
    Patent number: 4655948
    Abstract: Disclosed is a grease composition comprising a major proportion of a grease, a hydroxy-containing soap thickener and a minor amount of a boronated catechol compound. The hydroxy-containing soap thickener and boronated catechol (ortho dihydroxybenzene) compound are each added in amounts sufficient to increase the dropping point of the grease an appreciable amount. The catechol (ortho dihydroxybenzene) compounds useful in this invention include catechol borates, catechol-alcohol borate compounds and catechol-amine borate compounds.
    Type: Grant
    Filed: August 27, 1985
    Date of Patent: April 7, 1987
    Assignee: Mobil Oil Corporation
    Inventors: John P. Doner, Andrew G. Horodysky, John A. Keller, Jr.
  • Sulfurized olefins as antiwear additives and compositions thereof
    Patent number: 4654156
    Abstract: Direct reaction products of (1) elemental sulfur and olefins and (2) resultant sulfurized olefins and amine-containing polymers are effective multifunctional lubricant additives providing antiwear, friction-modifying and thermal and oxidative stability to compositions thereof.
    Type: Grant
    Filed: September 12, 1985
    Date of Patent: March 31, 1987
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Derek A. Law