Patents by Inventor William Raymond Ruhe, JR.
William Raymond Ruhe, JR. 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: 20240093115Abstract: This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure: where R1 and R2 are independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cyclic moiety m+p is from 2 to 4, and each n is independently from 1 to 6.Type: ApplicationFiled: September 29, 2021Publication date: March 21, 2024Applicants: CHEVRON ORONITE COMPANY LLC, CHEVRON JAPAN LTD.Inventors: William Raymond RUHE, JR., Masami FUCHI, Seyedeh Mahboobeh HOSSEINI
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Publication number: 20230287291Abstract: This disclosure describes a lubricant additive. The additive is a friction modifier that includes a molybdenum containing compound and a tertiary amine-containing composition having the following structure: wherein each R1 and R5 is independently a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms, wherein each R2, R3, and R4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms, each m is independently from 0 and 4, each p is independently from 0 and 4, for each cyclic moiety m+p is from 2 and 4, and each n is independently from 1 and 6.Type: ApplicationFiled: October 5, 2021Publication date: September 14, 2023Applicants: CHEVRON JAPAN LIMITED, CHEVRON ORONITE COMPANY LLCInventors: Taiki HATTORI, Koichi KUBO, William Raymond RUHE JR.
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Publication number: 20230257672Abstract: A lubricating oil composition is described. The composition includes a base oil, a first succinimide dispersant composition comprising a reaction product of a hydrocarbyl succinimide and an aromatic glycidyl ether having a structure: wherein R1 is an aryl or alkaryl group having 4 to 20 carbon atoms, and R2 and R3 are independently a hydrogen atom, an alkyl group, or an aryl group; and a second succinimide dispersant.Type: ApplicationFiled: July 22, 2021Publication date: August 17, 2023Applicant: CHEVRON ORONITE COMPANY LLCInventors: William Raymond RUHE JR, Seyedeh Mahboobeh HOSSEINI
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Publication number: 20220220410Abstract: This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure: where each R1 and R5 is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, where each R2, R3, and R4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4 is hydrogen, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cylic moiety m+p is from 2 to 4, and each n is independently from 1 to 6.Type: ApplicationFiled: March 31, 2022Publication date: July 14, 2022Applicants: CHEVRON ORONITE COMPANY LLC, CHEVRON JAPAN LTD.Inventors: William Raymond RUHE, JR., Masami FUCHI, Seyedeh Mahboobeh HOSSEINI
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Publication number: 20220145199Abstract: The present disclosure provides a fuel composition that includes hydrocarbon-based fuel boiling in the gasoline or diesel range; an amine-based detergent given by formula R1—O—(CH2)m—NHR2, wherein the additive is present in about 10 ppm to about 750 ppm by weight based on total weight of the fuel composition; wherein R1 is a hydrocarbylgroup having 8 to 20 carbons, R2 is hydrogen or (CH2)nNH2 moiety, and wherein m, n are independently integers having a value of 3 or greater; and one or more nitrogen-containing detergent.Type: ApplicationFiled: July 7, 2021Publication date: May 12, 2022Applicants: CHEVRON ORONITE COMPANY LLC, CHEVRON U.S.A. INCInventors: Chung-Hao KUO, William Raymond RUHE, JR., Man Kit NG, Peter A. FUENTES-AFFLICK, Andrew M. ICKES, Carrie Y. CHAN, Theresa Liang GUNAWAN
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Patent number: 10815446Abstract: Disclosed is a dispersant composition, suitable for use in lubricating oils. The dispersant composition is a reaction product of (i) a polyalkenyl succinimide post-treated with a post-treating agent selected from the group consisting of an organic carbonate, an epoxide, a lactone, a hydroxyaliphatic carboxylic acid, and combinations thereof; and (ii) an acylating agent.Type: GrantFiled: May 18, 2018Date of Patent: October 27, 2020Assignee: CHEVRON ORONITE COMPANY LLCInventors: William Raymond Ruhe, Jr., Georgeta Masson, Abran Costales, Kirk Nass, John Robert Miller, Young A. Chang
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Publication number: 20180334635Abstract: Disclosed is a dispersant composition, suitable for use in lubricating oils. The dispersant composition is a reaction product of (i) a polyalkenyl succinimide post-treated with a post-treating agent selected from the group consisting of an organic carbonate, an epoxide, a lactone, a hydroxyaliphatic carboxylic acid, and combinations thereof; and (ii) an acylating agent.Type: ApplicationFiled: May 18, 2018Publication date: November 22, 2018Inventors: William Raymond Ruhe, JR., Georgeta Masson, Abran Costales, Kirk Nass, John Robert Miller, Young A. Chang
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Patent number: 9994786Abstract: Disclosed is an oil soluble polyester composition, suitable for use as a dispersant in lubricating oils. The oil soluble polyester composition is prepared by reacting (a) a hydrocarbyl-substituted succinic acylating agent and (b) a di-hydroxyalkyl-substituted tertiary amine compound selected from a N,N-di-hydroxyalkyl-substituted tertiary monoamine and a N,N?-di-hydroxyalkyl-substituted tertiary diamine.Type: GrantFiled: July 14, 2016Date of Patent: June 12, 2018Assignee: Chevron Oronite Company LLCInventor: William Raymond Ruhe, Jr.
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Patent number: 9957461Abstract: A polyester composition, suitable for use as a dispersant in lubricating oils, is disclosed. The polyester composition is prepared by reacting (a) an acylating agent selected from an aliphatic-substituted succinic acylating agent, an aromatic polycarboxylic acylating agent, and combinations thereof; and (b) a hydroxyalkyl-substituted tertiary amine compound of the following structure: wherein R? is a C1-24 aliphatic group; R in each of the x (RO), y (RO) and z (RO) groups is independently C2-4 alkylene; x+y is in a range of 2 to 7; and z is in a range of 1 to 5.Type: GrantFiled: July 11, 2017Date of Patent: May 1, 2018Assignee: Chevron U.S.A. Inc.Inventor: William Raymond Ruhe, Jr.
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Publication number: 20180016513Abstract: A polyester composition, suitable for use as a dispersant in lubricating oils, is disclosed. The polyester composition is prepared by reacting (a) an acylating agent selected from an aliphatic-substituted succinic acylating agent, an aromatic polycarboxylic acylating agent, and combinations thereof; and (b) a hydroxyalkyl-substituted tertiary amine compound of the following structure: wherein R? is a C1-24 aliphatic group; R in each of the x (RO), y (RO) and z (RO) groups is independently C2-4 alkylene; x+y is in a range of 2 to 7; and z is in a range of 1 to 5.Type: ApplicationFiled: July 11, 2017Publication date: January 18, 2018Inventor: William Raymond Ruhe, JR.
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Publication number: 20180016514Abstract: Disclosed is an oil soluble polyester composition, suitable for use as a dispersant in lubricating oils. The oil soluble polyester composition is prepared by reacting (a) a hydrocarbyl-substituted succinic acylating agent and (b) a di-hydroxyalkyl-substituted tertiary amine compound selected from a N,N-di-hydroxyalkyl-substituted tertiary monoamine and a N,N?-di-hydroxyalkyl-substituted tertiary diamine.Type: ApplicationFiled: July 14, 2016Publication date: January 18, 2018Inventor: William Raymond Ruhe, JR.
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Patent number: 9487730Abstract: A reaction product, useful as a viscosity index improver in a lubricating oil, reacting: a) an oil soluble ethylene-alpha olefin copolymer comprising from 10 to less than 80 weight % ethylene and greater than 20 up to 90 weight % of at least one C3 to C28 alpha olefin, having a number average molecular weight from 5,000 to 120,000 and grafted with 0.5 to 5 weight % of an ethylenically unsaturated acylating agent, with b) a hydrocarbyl substituted poly(oxyalkylene) monoamine of the formula: R1—(O—CHR2—CHR3)x-A wherein: R1 is a hydrocarbyl group having from 1 to 35 carbon atoms; R2 and R3 are each independently hydrogen, methyl, or ethyl and each R2 and R3 are independently selected in each —O—CHR2—CHR3— unit; A is amino, —CH2amino or N-alkyl amino having 1 to 10 carbon atoms; and x is an integer from 2 to 45.Type: GrantFiled: November 3, 2015Date of Patent: November 8, 2016Assignee: Chevron Oronite Company LLCInventor: William Raymond Ruhe, Jr.
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Patent number: 9487731Abstract: A method for is disclosed for improving diesel engine wear by lubricating the engine with a composition comprising an oil of lubricating viscosity and based upon the total composition of the lubricating oil composition from about 0.1 to about 2.0 weight % actives of a reaction product of an ethylene-alpha olefin copolymer acylated with maleic anhydride having a number average molecular weight from 5,000 to 120,000 and a hydrocarbyl-substituted poly(oxyalkylene) monoamine represented by the formula: R1—(OCH2CH2)f—(OCH2CHR4)g—NHR5 wherein R1 a hydrocarbyl group having from about 1 to about 35 carbon atoms; R4 is independently hydrogen or methyl for each repeat unit g; R5 is hydrogen or alkyl from 1 to 10 carbon atoms; and f and g are integers such that f+g is from 2 to 45 and wherein R4 is selected to have a plurality of ethylene oxide in the polyoxyalkylene moiety.Type: GrantFiled: November 3, 2015Date of Patent: November 8, 2016Assignee: Chevron Oronite Company LLCInventor: William Raymond Ruhe, Jr.
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Publication number: 20160145530Abstract: A method for is disclosed for improving diesel engine wear by lubricating the engine with a composition comprising an oil of lubricating viscosity and based upon the total composition of the lubricating oil composition from about 0.1 to about 2.0 weight % actives of a reaction product of an ethylene-alpha olefin copolymer acylated with maleic anhydride having a number average molecular weight from 5,000 to 120,000 and a hydrocarbyl-substituted poly(oxyalkylene) monoamine represented by the formula: R1—(OCH2CH2)f—(OCH2CHR4)g—NHR5 wherein R1 a hydrocarbyl group having from about 1 to about 35 carbon atoms; R4 is independently hydrogen or methyl for each repeat unit g; R5 is hydrogen or alkyl from 1 to 10 carbon atoms; and f and g are integers such that f+g is from 2 to 45 and wherein R4 is selected to have a plurality of ethylene oxide in the polyoxyalkylene moiety.Type: ApplicationFiled: November 3, 2015Publication date: May 26, 2016Inventor: William Raymond Ruhe, JR.
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Patent number: 9347015Abstract: A reaction product, useful as a viscosity index improver in a lubricating oil, reacting: a) an oil soluble ethylene-alpha olefin copolymer comprising from 10 to less than 80 weight % ethylene and greater than 20 up to 90 weight % of at least one C3 to C28 alpha olefin, having a number average molecular weight from 5,000 to 120,000 and grafted with 0.5 to 5 weight % of an ethylenically unsaturated acylating agent, with b) a hydrocarbyl substituted poly(oxyalkylene) monoamine of the formula: R1—(O—CHR2—CHR3)x-A wherein: R1 is a hydrocarbyl group having from 1 to 35 carbon atoms; R2 and R3 are each independently hydrogen, methyl, or ethyl and each R2 and R3 are independently selected in each —O—CHR2—CHR3— unit; A is amino, —CH2amino or N-alkyl amino having 1 to 10 carbon atoms; and x is an integer from 2 to 45.Type: GrantFiled: December 19, 2012Date of Patent: May 24, 2016Assignee: Chevron Oronite Company LLCInventors: William Raymond Ruhe, Jr., Pritesh A. Patel
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Publication number: 20160053198Abstract: A reaction product, useful as a viscosity index improver in a lubricating oil, reacting: a) an oil soluble ethylene-alpha olefin copolymer comprising from 10 to less than 80 weight % ethylene and greater than 20 up to 90 weight % of at least one C3 to C28 alpha olefin, having a number average molecular weight from 5,000 to 120,000 and grafted with 0.5 to 5 weight % of an ethylenically unsaturated acylating agent, with b) a hydrocarbyl substituted poly(oxyalkylene) monoamine of the formula: R1—(O—CHR2—CHR3)x-A wherein: R1 is a hydrocarbyl group having from 1 to 35 carbon atoms; R2 and R3 are each independently hydrogen, methyl, or ethyl and each R2 and R3 are independently selected in each —O—CHR2—CHR3— unit; A is amino, —CH2amino or N-alkyl amino having 1 to 10 carbon atoms; and x is an integer from 2 to 45.Type: ApplicationFiled: November 3, 2015Publication date: February 25, 2016Inventor: William Raymond Ruhe, JR.
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Publication number: 20140179573Abstract: The invention is directed to an embodiment of the present invention is directed to an oil soluble additive composition prepared by a process comprising: reacting, (a) a molybdenum component; (b) an imide derived from the reaction product of a hydrocarbyl dicarboxylic acid component and a polyamine wherein said reaction product is prepared by first charging a polyamine to a reaction vessel and then charging a hydrocarbyl dicarboxylic acid component to the reaction vessel, wherein the charge mole ratio of the hydrocarbyl dicarboxylic acid component to the polyamine is from about 1:1 to about 1:0.5; and (c) a post-treating agent, thereby producing a post-treated moblydated succinimide additive composition.Type: ApplicationFiled: December 11, 2013Publication date: June 26, 2014Inventors: Man Hon Tsang, Gaurav Bhalla, Kenneth Dale Nelson, William Raymond Ruhe, JR.
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Publication number: 20130172220Abstract: A reaction product, useful as a viscosity index improver in a lubricating oil, reacting: a) an oil soluble ethylene-alpha olefin copolymer comprising from 10 to less than 80 weight % ethylene and greater than 20 up to 90 weight % of at least one C3 to C28 alpha olefin, having a number average molecular weight from 5,000 to 120,000 and grafted with 0.5 to 5 weight % of an ethylenically unsaturated acylating agent, with b) a hydrocarbyl substituted poly(oxyalkylene) monoamine of the formula: R1—(O—CHR2—CHR3)x-A wherein: R1 is a hydrocarbyl group having from 1 to 35 carbon atoms; R2 and R3 are each independently hydrogen, methyl, or ethyl and each R2 and R3 are independently selected in each —O—CHR2—CHR3— unit; A is amino, —CH2amino or N-alkyl amino having 1 to 10 carbon atoms; and x is an integer from 2 to 45.Type: ApplicationFiled: December 19, 2012Publication date: July 4, 2013Applicant: Chevron Oronite Company LLCInventor: William Raymond Ruhe, JR.