Patents by Inventor Willem Van Dam
Willem Van Dam 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).
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Publication number: 20220127545Abstract: A lubricant composition and method for improving engine performance using a renewable base oil composition comprising hydrocarbon mixtures and a lubricant additive having a sulfur content of up to about 0.4 wt. % and a sulphated ash content of up to about 0.5 wt. % is described herein.Type: ApplicationFiled: October 27, 2021Publication date: April 28, 2022Inventors: Willem VAN DAM, Mihir K. PATEL
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Publication number: 20210047577Abstract: Provided herein are lubricant compositions comprising renewable base oils as embodied by hydrocarbon mixtures with controlled structure characteristics in combination with lubricant additives that address performance requirements and stricter environmental and fuel economy regulations. The lubricant composition provides performance in the cold crank simulated viscosity (CCS) vs Noack volatility relationship, which allows for the formulation of lower viscosity engine oils with improved fuel economy, improved fuel economy retention, and retained LSPI prevention additionally conferring improved characteristics to other devices or apparatus requiring lubrication.Type: ApplicationFiled: August 14, 2020Publication date: February 18, 2021Inventors: Willem VAN DAM, Mihir K. PATEL, David S. LEE
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Publication number: 20180208872Abstract: A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that contains at least one potassium and/or lithium-containing compound is disclosed. This disclosure also relates to a method for preventing or reducing low speed pre-ignition in an engine lubricated with a formulated oil. The formulated oil has a composition comprising at least one oil soluble or oil dispersible potassium and/or lithium compound.Type: ApplicationFiled: January 17, 2018Publication date: July 26, 2018Inventors: Ian G. Elliott, Willem Van Dam
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Publication number: 20140187455Abstract: Disclosed is an ultra-low SAPS lubricating oil composition comprising: an oil of lubricating viscosity; an aromatic dicarboxylic acid treated dispersant supplying at least 0.30 wt % of the aromatic dicarboxylic acid to said lubricating oil composition; an ashless peroxide decomposer present at a treat rate of from about 0.4 to 5.0 wt %; a metal deactivator wherein the metal deactivator is present at a treat rate of greater than 0.08 wt %; wherein said lubricating oil composition contains less than 1000 ppm sulfur, less than 300 ppm phosphorus and less than 0.25 wt % sulfated ash.Type: ApplicationFiled: December 28, 2012Publication date: July 3, 2014Applicant: Chevron Oronite LLCInventors: Katsumi Umehara, Willem Van Dam
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Publication number: 20140187453Abstract: Disclosed is an ultra-low SAPS lubricating oil composition comprising: an oil of lubricating viscosity; a borated dispersant supplying at least 500 ppm boron to said lubricating oil composition; an ashless peroxide decomposer present at a treat rate of from about 0.4 to 5.0 wt %; a metal deactivator wherein the metal deactivator is present at a treat rate of greater than 0.08 wt %; wherein said lubricating oil composition contains less than 1000 ppm sulfur, less than 300 ppm phosphorus and less than 0.25 wt % sulfated ash.Type: ApplicationFiled: December 28, 2012Publication date: July 3, 2014Applicant: Chevron Oronite LLCInventors: Katsumi Umehara, Willem Van Dam
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Publication number: 20130296202Abstract: Provided is a lubricating oil composition for internal combustion engines comprising at least one hydrocarbon base stock which is determined to exhibit a 100° C. PVC/40° C. PVC ratio approaching one or greater, and one or more lubricating additives. Also provided is a method for preparing such a composition, which includes determining the 100° C. PVC/40° C. PVC ratio of a hydrocarbon base stock oil, and selecting a hydrocarbon base stock oil which exhibits a 100° C. PVC/40° C. PVC ratio approaching one. One or more lubricating additives are then added to the selected base stock oil.Type: ApplicationFiled: July 5, 2013Publication date: November 7, 2013Applicant: CHEVRON U.S.A. INC.Inventors: Willem VAN DAM, James McGEEHAN, Trevor MILLER, James BOOTH
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Publication number: 20120157359Abstract: Provided is a lubricating oil composition for internal combustion engines comprising at least one hydrocarbon base stock which is determined to exhibit a 40° C. PVC/100° C. PVC ratio approaching one or greater, and one or more lubricating additives. Also provided is a method for preparing such a composition, which includes determining the 40° C. PVC/100° C. PVC ratio of a hydrocarbon base stock oil, and selecting a hydrocarbon base stock oil which exhibits a 40° C. PVC/100° C. PVC ratio approaching one. One or more lubricating additives is then added to the selected base stock oil.Type: ApplicationFiled: December 21, 2010Publication date: June 21, 2012Applicant: Chevron U.S.A. Inc.Inventors: Willem VAN DAM, Jim MCGEEHAN, Trevor MILLER, James BOOTH
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Patent number: 7981846Abstract: A lubricating oil composition comprising a major amount of an oil of lubricating viscosity, an alkaline earth metal borated sulfonate detergent, and, optionally, a molybdenum-containing compound, wherein the lubricating oil composition comprises no more than 0.12 wt % phosphorus and the amount of sulfated ash in the lubricating oil is not more than 1.25 wt %.Type: GrantFiled: November 30, 2005Date of Patent: July 19, 2011Assignee: Chevron Oronite Company LLCInventors: Alexander B. Boffa, Ralph Eric Olsen, Willem Van Dam
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Patent number: 7767633Abstract: The present invention is directed to a low sulfur and low phosphorus heavy duty diesel engine lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity and (b) one or more dispersants (c) one or more anti-oxidants and (d) one or more ash-containing detergents, wherein the lubricating oil composition is essentially free of zinc di-alkyl di-thiophosphates and contains no more than 0.175 weight percent sulfur and provided the lubricating oil composition does not contain alkylated and non-alkylated aromatic amines and tri-nuclear molybdenum compounds.Type: GrantFiled: November 14, 2005Date of Patent: August 3, 2010Assignee: Chevron Oronite Company LLCInventor: Willem van Dam
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Patent number: 7618928Abstract: An oil-soluble lubricating oil additive composition comprising (I) an oil-soluble lubricating oil additive prepared by the process which comprises reacting a copolymer, with at least one ether compound and with at least one aromatic amine and (II) at least one ashless dispersant other than the lubricating oil additive of (I), the method of making the same, a lubricating oil composition comprising the lubricating oil additive composition and a major amount of an oil of lubricating viscosity, and a method of making the same.Type: GrantFiled: August 31, 2005Date of Patent: November 17, 2009Assignee: Chevron Oronite Company LLCInventors: Casey D. Stokes, Willem Van Dam
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Publication number: 20080128322Abstract: The present invention is directed to a traction coefficient reducing lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity comprising a blend of two or more isomerized Fischer-Tropsch derived base oils wherein the kinematic viscosity of the blend is in a range from about 2 to about 14 centistokes at 100° C., and (b) one or more lubricating oil additives wherein the lubricating oil composition is essentially free of friction modifiers. The present invention is also directed to a method for reducing the traction coefficient in internal combustion engines comprising lubricating the internal combustion engines with a lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity comprising a blend of two or more isomerized Fischer-Tropsch derived base oils wherein the kinematic viscosity of the blend is in a range from about 2 to about 14 centistokes at 100° C.Type: ApplicationFiled: November 30, 2006Publication date: June 5, 2008Applicant: CHEVRON ORONITE COMPANY LLCInventors: WILLEM VAN DAM, JAMES ZIEMER
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Publication number: 20070123437Abstract: A lubricating oil composition comprising a major amount of an oil of lubricating viscosity, an alkaline earth metal borated sulfonate detergent, and, optionally, a molybdenum-containing compound, wherein the lubricating oil composition comprises no more than 0.12 wt % phosphorus and the amount of sulfated ash in the lubricating oil is not more than 1.25 wt %.Type: ApplicationFiled: November 30, 2005Publication date: May 31, 2007Inventors: Alexander Boffa, Ralph Olsen, Willem Van Dam
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Publication number: 20070111905Abstract: The present invention is directed to a low sulfur and low phosphorus heavy duty diesel engine lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity and (b) one or more dispersants (c) one or more anti-oxidants and (d) one or more ash-containing detergents, wherein the lubricating oil composition is essentially free of zinc di-alkyl di-thiophosphates and contains no more than 0.175 weight percent sulfur and provided the lubricating oil composition does not contain alkylated and non-alkylated aromatic amines and tri-nuclear molybdenum compounds.Type: ApplicationFiled: November 14, 2005Publication date: May 17, 2007Inventor: Willem van Dam
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Publication number: 20070111904Abstract: The present invention is directed to a low sulfur and low phosphorus lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity and (b) one or more dispersants (c) one or more anti-oxidants and (d) one or more detergents, wherein the lubricating oil composition is essentially free of zinc di-alkyl di-thiophosphates and contains no more than 0.1 weight percent sulfur and provided the lubricating oil composition does not contain alkylated and non-alkylated aromatic amines and tri-nuclear molybdenum compounds. The present invention is also directed to a low sulfur and low phosphorus lubricating oil composition comprising (a) an oil of lubricating viscosity (b) a borated dispersant and a non-borated dispersant (c) a molybdenum anti-oxidant and a phenolic anti-oxidant and (d) a high overbased and a low overbased calcium sulfonate, wherein the lubricating oil composition is essentially free of zinc di-alkyl di-thiophosphates and contains no more than 0.Type: ApplicationFiled: November 14, 2005Publication date: May 17, 2007Inventor: Willem Van Dam
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Publication number: 20070105730Abstract: The present invention provides a novel unsulfurized, carboxylate-containing additive for lubricating oils, comprising a mixture of alkaline earth metal salts (hydrocarbyl phenate/hydrocarbyl salicylate) and a reduced amount of unreacted hydrocarbyl phenols, as well as additive packages, concentrates and finished oil compositions comprising the same. Specifically, it relates to additives comprising said mixture in which said hydrocarbyl salicylate is primarily single-aromatic-ring hydrocarbyl salicylate. The invention also provides a method for producing said additive.Type: ApplicationFiled: December 6, 2006Publication date: May 10, 2007Applicants: CHEVRON ORONITE COMPANY LLC, CHEVRON ORONITE TECHNOLOGY B.V.Inventors: Cornelis Boons, Eugene Spala, Willem Van Dam, Chettan Karsan
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Publication number: 20070049503Abstract: An oil-soluble lubricating oil additive composition comprising (I) an oil-soluble lubricating oil additive prepared by the process which comprises reacting a copolymer, with at least one ether compound and with at least one aromatic amine and (II) at least one ashless dispersant other than the lubricating oil additive of (I), the method of making the same, a lubricating oil composition comprising the lubricating oil additive composition and a major amount of an oil of lubricating viscosity, and a method of making the same.Type: ApplicationFiled: August 31, 2005Publication date: March 1, 2007Inventors: Casey Stokes, Willem Van Dam
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Patent number: 7163911Abstract: The present invention provides a novel unsulfurized, carboxylate-containing additive for lubricating oils, comprising a mixture of alkaline earth metal salts (hydrocarbyl phenate/hydrocarbyl salicylate) and a reduced amount of unreacted hydrocarbyl phenols, as well as additive packages, concentrates and finished oil compositions comprising the same. Specifically, it relates to additives comprising said mixture in which said hydrocarbyl salicylate is primarily single-aromatic-ring hydrocarbyl salicylate. The invention also provides a method for producing said additive.Type: GrantFiled: May 22, 2003Date of Patent: January 16, 2007Assignees: Chevron Oronite Company LLC, Cherov Oronite Technology B.V.Inventors: Cornelius Hendrikus Boons, Eugene Spala, Willem Van Dam
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Publication number: 20060056631Abstract: Quantum testing can compare unknown photon states in a manner suitable for a validation check of a quantum digital signature, testing of the operation of a quantum gate, or detecting of entanglement. The effect of the QSC system can be used to entangle input photon states. QSC system can include a control swap gate having a control channel that is measured, a beam splitter and a controlled phases gate with a control channel that is measured, or a beam splitter with a parity detector on an output channel. The operation of the QSC system can also be used to generate an entangled photon state.Type: ApplicationFiled: September 13, 2004Publication date: March 16, 2006Inventors: Raymond Beausoleil, William Munro, Timothy Spiller, Willem van Dam
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Publication number: 20040235682Abstract: The present invention provides engine lubricants for low emission diesel engines featuring low levels of ash, sulfur and phosphorus. Specifically, this invention provides a low emission diesel lubricant comprising from about 0 wt. % to about 1.2 wt. % ash; from about 0.1 wt. % to about 0.5 wt. % sulfur; and from about 0.02 wt. % to about 0.1 wt. % phosphorus. Said lubricant may also comprise a novel unsulfurized, carboxylate-containing additive for lubricating oils, comprising a mixture of alkaline earth metal salts (hydrocarbyl phenate/hydrocarbyl salicylate) and a reduced amount of unreacted hydrocarbyl phenols, in which said hydrocarbyl salicylate is primarily single-aromatic-ring hydrocarbyl salicylate. The invention also provides a method for producing said additive and said LEDL.Type: ApplicationFiled: May 22, 2003Publication date: November 25, 2004Applicants: Chevron Oronite Company LLC, Chevron Oronite Technology B.V.Inventors: Willem Van Dam, Eugene Spala, Peter Kleijwegt, Jeroen Van Leeuwen
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Publication number: 20040235686Abstract: The present invention provides a novel unsulfurized, carboxylate-containing additive for lubricating oils, comprising a mixture of alkaline earth metal salts (hydrocarbyl phenate/hydrocarbyl salicylate) and a reduced amount of unreacted hydrocarbyl phenols, as well as additive packages, concentrates and finished oil compositions comprising the same. Specifically, it relates to additives comprising said mixture in which said hydrocarbyl salicylate is primarily single-aromatic-ring hydrocarbyl salicylate. The invention also provides a method for producing said additive.Type: ApplicationFiled: May 22, 2003Publication date: November 25, 2004Applicants: Chevron Oronite Company LLC, Chevron Oronite Technology B.V.Inventors: Cornelius Hendrikus Maria Boons, Eugene Spala, Willem Van Dam