Patents by Inventor John D. Palazzotto

John D. Palazzotto 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).

  • LUBRICATING OIL COMPOSITIONS COMPRISING BIOBASED BASE OILS
    Publication number: 20230167378
    Abstract: The present invention generally relates to lubricating oil compositions comprising a biobased base oil, methods of lubricating an engine with said lubricating oil compositions. Also disclosed is the use of said lubricating oil compositions in an engine.
    Type: Application
    Filed: April 9, 2021
    Publication date: June 1, 2023
    Inventors: Alexander Bowman BOFFA, Ian G. ELLIOTT, John Robert MILLER, Jennifer Elizabeth NEWELL, Mark SZTENDEROWICZ, Kevin CARABEL, Ramoun MOURHATCH, Claire CHOMMELOUX, Arash BOHLOUL, Mia GILL, Xiaomin Helen TU, Koichi KUBO, Isao TANAKA, Taiki HATTORI, Gang CHEN, Richard HOGENDOORN, Peter KLEIJWEGT, Jeroen VAN LEEUWEN, Wilhelmus Petrus VAN HOUTEN, Cornelis Hendrikus Maria BOONS, Deane S. WALKER, John D. PALAZZOTTO
  • LUBRICATING OIL COMPOSITONS
    Publication number: 20200002638
    Abstract: Disclosed is a natural gas engine lubricating oil composition which comprises: (a) a major amount of an oil of lubricating viscosity having a kinematic, (b) greater than about 2 wt. % but less than about 4 wt. %, based on the total weight of the natural gas engine lubricating oil composition, of one or more phenolic antioxidants, (c) about 0.1 to about 1 wt. %, based on the total weight of the natural gas engine lubricating oil composition, of one or more aminic antioxidants, (d) one or more metal dithiophosphates, and (e) one or more alkali metal or alkali earth metal phenate detergents having a TBN of about 150 to about 250 on an oil free basis, wherein the one or more alkali metal or alkali earth metal phenate detergents provide at least about 0.10 wt. % of alkali metal or alkali earth metal to the natural gas engine lubricating oil composition.
    Type: Application
    Filed: June 24, 2019
    Publication date: January 2, 2020
    Inventors: John D. PALAZZOTTO, Shenghua LI
  • Method of demulsing a natural gas dehydrator
    Patent number: 8163680
    Abstract: Provided is a method of inhibiting the formation of emulsions in a natural gas dehydrator by lubricating the upstream compressors and natural gas engines with a lubricating oil comprising an effective amount of one or more demulsifiers. Provided is also a method of lubricating the upstream compressors and natural gas engines with the same oil compositions.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: April 24, 2012
    Assignee: Chevron Oronite Company LLC
    Inventor: John D. Palazzotto
  • METHOD OF DEMULSING A NATURAL GAS DEHYDRATOR
    Publication number: 20080081773
    Abstract: Provided is a method of inhibiting the formation of emulsions in a natural gas dehydrator by lubricating the upstream compressors and natural gas engines with a lubricating oil comprising an effective amount of one or more demulsifiers. Provided is also a method of lubricating the upstream compressors and natural gas engines with the same oil compositions.
    Type: Application
    Filed: September 28, 2006
    Publication date: April 3, 2008
    Inventor: John D. Palazzotto
  • Sulfur containing lubricating oil additive system particularly useful for natural gas fueled engines
    Publication number: 20040142827
    Abstract: A lubricating oil comprising a major amount of at least one of Group II, III, and IV base oil and a minor amount of 2-(4-hydroxy-3,5-di-t-butyl benzyl thiol) acetate. A method of making this lubricating oil and a method of lubricating a natural gas engine with this lubricating oil.
    Type: Application
    Filed: November 29, 2001
    Publication date: July 22, 2004
    Inventors: John D. Palazzotto, Mark R. Logan
  • Lubricating oil having enhanced resistance to oxidation, nitration and viscosity increase
    Patent number: 6756348
    Abstract: This invention is directed to an antioxidant system for use in lubricating oils comprising sulfurized isobutylene and hindered phenols that provides enhanced oxidation resistance and is particularly useful in natural gas fueled engines, the method for making this antioxidant system, lubricating oils comprising the antioxidant system and methods for lubricating engines using lubricating oil comprising this antioxidant system.
    Type: Grant
    Filed: November 29, 2001
    Date of Patent: June 29, 2004
    Assignee: Chevron Oronite Company LLC
    Inventors: John D. Palazzotto, Mark R. Logan
  • Lubricating oil additive system particularly useful for natural gas fueled engines
    Patent number: 6642191
    Abstract: A lubricating oil comprising a major amount of at least one of Group II, III, and IV base oil and a minor amount of 3,5-di-t-butyl 4-hydroxy phenol propionate. A method of making this lubricating oil and a method of lubricating a natural gas engine with this lubricating oil.
    Type: Grant
    Filed: November 29, 2001
    Date of Patent: November 4, 2003
    Assignee: Chevron Oronite Company LLC
    Inventors: John D. Palazzotto, Mark R. Logan
  • LUBRICATING OIL ADDITIVE SYSTEM PARTICULARLY USEFUL FOR NATURAL GAS FUELED ENGINES
    Publication number: 20030148900
    Abstract: A lubricating oil comprising a major amount of at least one of Group II, III, and IV base oil and a minor amount of 3,5-di-t-butyl 4-hydroxy phenol propionate. A method of making this lubricating oil and a method of lubricating a natural gas engine with this lubricating oil.
    Type: Application
    Filed: November 29, 2001
    Publication date: August 7, 2003
    Inventors: John D. Palazzotto, Mark R. Logan
  • Lubricating oil having enhanced resistance to oxidation, nitration and viscosity increase
    Publication number: 20030139304
    Abstract: This invention is directed to an antioxidant system for use in lubricating oils comprising sulfurized isobutylene and hindered phenols that provides enhanced oxidation resistance and is particularly useful in natural gas fueled engines, the method for making this antioxidant system, lubricating oils comprising the antioxidant system and methods for lubricating engines using lubricating oil comprising this antioxidant system.
    Type: Application
    Filed: November 29, 2001
    Publication date: July 24, 2003
    Inventors: John D. Palazzotto, Mark R. Logan