Patents by Inventor Yue-Rong Li

Yue-Rong Li 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).

  • Publication number: 20190002789
    Abstract: The present disclosure generally relates to a lubricating oil composition comprising an oil of lubricating viscosity, and an alkylhydroxybenzoate detergent compound.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 3, 2019
    Inventors: Alexander Bowman Boffa, Walter Alexander Hartgers, Seyedeh Mahboobeh Hosseini, Jacob Daniel Ward, Christopher P. Le Deore, Brendan P. Miller, Xiaomin Helen Tu, Curtis Bay Campbell, Yue-Rong Li
  • Patent number: 9909079
    Abstract: Provided herein is a medium speed diesel engine crankcase lubricating oil composition comprising: (a) a major amount of an oil of lubricating viscosity; and (b) 0.15 to 2.0 weight percent of a silver lubricity borated fatty acid ester additive. Also provided is a method for reducing silver bearing wear and friction in medium speed diesel engines comprising lubricating said engine with said lubricating oil composition.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: March 6, 2018
    Assignee: Chevron Oronite Company LLC
    Inventors: Yue-Rong Li, Kevin S. Castile, John Dominic Palazzotto
  • Patent number: 9353327
    Abstract: A lubricating oil additive composition comprising at least one carboxylate detergent wherein at least one of the carboxylate detergents has a TBN of the actives of greater than about 60 to about 200; at least one polyalkenyl succinimide; a first phenate detergent having a TBN of the actives of greater than about 60 to about 200; and a second phenate detergent having a TBN of the actives of greater than about 200 to about 400.
    Type: Grant
    Filed: December 12, 2012
    Date of Patent: May 31, 2016
    Assignee: Chevron Oronite Company LLC
    Inventor: Yue-Rong Li
  • Publication number: 20150111801
    Abstract: Provided herein is a medium speed diesel engine crankcase lubricating oil composition comprising: (a) major amount of an oil of lubricating viscosity; and (b) 0.1 to 5.0 weight percent of a silver lubricity additive comprising: (iv) an alkoxylated fatty amine or salt thereof; (v) an alkoxylated fatty diamine or salt thereof; or (vi) mixtures of (i) and (ii) above. Also provided is a method for reducing silver bearing wear and friction in medium speed diesel engines comprising lubricating said engine with said lubricating oil composition.
    Type: Application
    Filed: October 18, 2013
    Publication date: April 23, 2015
    Applicant: Chevron Oronite Company LLC.
    Inventors: Yue-Rong Li, Gaurav Bhalla, Man Hon Tsang
  • Publication number: 20150111798
    Abstract: Provided herein is a medium speed diesel engine crankcase lubricating oil composition comprising: (a) a major amount of an oil of lubricating viscosity; and (b) 0.15 to 2.0 weight percent of a silver lubricity borated fatty acid ester additive. Also provided is a method for reducing silver bearing wear and friction in medium speed diesel engines comprising lubricating said engine with said lubricating oil composition.
    Type: Application
    Filed: October 18, 2013
    Publication date: April 23, 2015
    Applicant: Chevron Oronite Company LLC
    Inventors: Yue-Rong Li, Kevin S. Castile, John Dominic Palazzotto
  • Patent number: 8778853
    Abstract: A functional fluid comprising a major amount of an oil of lubricating viscosity, and at least about 0.05 wt-% glycerol. A method of preparing a functional fluid comprising adding glycerol to a functional fluid, wherein the glycerol is not glycerol monooleate. A method of preparing an additive concentrate comprising adding glycerol to a diluent oil wherein the concentrate contains from about 1% to about 99% by weight of said diluent. A method of reducing wear comprising contacting a metal surface with a functional fluid comprising a major amount of an oil of lubricating viscosity and at least about 0.05 wt-% glycerol.
    Type: Grant
    Filed: November 11, 2011
    Date of Patent: July 15, 2014
    Assignee: Chevron Oronite Company LLC.
    Inventor: Yue-Rong Li
  • Patent number: 8703679
    Abstract: A functional fluid comprising a major amount of an oil of lubricating viscosity, and an oil soluble amount of glycerol carbonate or an oil soluble amount of a borated glycerol.
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: April 22, 2014
    Inventors: Yue-Rong Li, Frank Plavac, Rawls Frazier
  • Publication number: 20130157911
    Abstract: A lubricating oil additive composition comprising at least one carboxylate detergent wherein at least one of the carboxylate detergents has a TBN of the actives of greater than about 60 to about 200; at least one polyalkenyl succinimide; a first phenate detergent having a TBN of the actives of greater than about 60 to about 200; and a second phenate detergent having a TBN of the actives of greater than about 200 to about 400.
    Type: Application
    Filed: December 12, 2012
    Publication date: June 20, 2013
    Applicant: Chevron Oronite Company LLC
    Inventor: Yue-Rong Li
  • Publication number: 20130157908
    Abstract: A functional fluid comprising a major amount of an oil of lubricating viscosity, and at least about 0.05 wt-% glycerol. A method of preparing a functional fluid comprising adding glycerol to a functional fluid, wherein the glycerol is not glycerol monooleate. A method of preparing an additive concentrate comprising adding glycerol to a diluent oil wherein the concentrate contains from about 1% to about 99% by weight of said diluent. A method of reducing wear comprising contacting a metal surface with a functional fluid comprising a major amount of an oil of lubricating viscosity and at least about 0.05 wt-% glycerol.
    Type: Application
    Filed: November 11, 2011
    Publication date: June 20, 2013
    Applicant: Chevron Oronite Company LLC
    Inventor: Yue-Rong Li
  • Publication number: 20130157910
    Abstract: A lubricating oil additive composition comprising a first carboxylate detergent having a TBN of the actives of greater than about 200 to about 400; a second carboxylate detergent having a TBN of the actives of greater than about 60 to about 200; and at least one polyalkenyl succinimide
    Type: Application
    Filed: December 16, 2011
    Publication date: June 20, 2013
    Applicant: Chevron Oronite Company LLC
    Inventors: Yue-Rong Li, Alexander B. Boffa
  • Publication number: 20130123155
    Abstract: A functional fluid comprising a major amount of an oil of lubricating viscosity, and an oil soluble amount of glycerol carbonate or an oil soluble amount of a borated glycerol.
    Type: Application
    Filed: November 15, 2011
    Publication date: May 16, 2013
    Applicant: Chevron Oronite Company LLC
    Inventors: Yue-Rong Li, Frank Plavac, Rawls Frazier
  • Publication number: 20120165235
    Abstract: A functional fluid comprising a major amount of an oil of lubricating viscosity, and greater than about 0.05 wt-% glycerol. A method of preparing a functional fluid comprising adding glycerol to a functional fluid, wherein the glycerol is not glycerol monooleate. A method of preparing an additive concentrate comprising adding glycerol to a diluent oil wherein the concentrate contains from about 1% to about 99% by weight of said diluent. A method of reducing friction comprising contacting a metal surface with a functional fluid comprising a major amount of an oil of lubricating viscosity and greater than about 0.05 wt-% glycerol.
    Type: Application
    Filed: December 16, 2011
    Publication date: June 28, 2012
    Applicant: Chevron Oronite Company LLC
    Inventors: Yue-Rong Li, Deane S. Walker, Patrick J. McDougall, Kenneth Nelson