Patents by Inventor Gordon D. Lamb
Gordon D. Lamb 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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Patent number: 7615521Abstract: A dispersant composition comprising the product of an amine, an alcohol, or an amino alcohol, with a hydrocarbyl-substituted succinic anhydride component exhibits improved viscosity stability and reduced chlorine content, when the hydrocarbyl-substituted succinic anhydride component comprises: (a) 10 to 95 weight percent of a component prepared by reacting a polyisobutylene with maleic anhydride in the presence of chlorine; and (b) 5 to 90 weight percent of a component prepared by reacting a polyisobutylene with maleic anhydride in the substantial absence of chlorine.Type: GrantFiled: July 26, 2004Date of Patent: November 10, 2009Assignee: The Lubrizol CorporationInventors: Renee A. Eveland, Frederick W. Koch, Robert Ian Wilby, Virginia A. Carrick, William D. Abraham, Gordon D. Lamb, John K. Pudelski
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Patent number: 7285516Abstract: Lubricating oils containing an additive formulation including at least one sulphonate, saligenin and salixarate detergent provide improved wear performance and decreased sulphur and phosphorus emissions.Type: GrantFiled: November 25, 2002Date of Patent: October 23, 2007Assignee: The Lubrizol CorporationInventors: Virginia A. Carrick, William D. Abraham, Gordon D. Lamb, R. Ian Wilby, James P Roski
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Patent number: 6770605Abstract: A composition suitable for reducing sludge and degradation of elastomer seals in engines comprises an oil of lubrication viscosity and a minor amount of a sludge preventing/seal protecting nitrogen containing dispersant, which is a reaction product of a hydrocarbyl-substituted succinic acylating agent having a limited amount of low molecular weight substituent; and a polyamine or condensed polyamine containing less than 20 mole percent of polyamine components of 6 or fewer nitrogen atoms.Type: GrantFiled: September 11, 2000Date of Patent: August 3, 2004Assignee: The Lubrizol CorporationInventors: Carl F. Stachew, Gordon D. Lamb, William D. Abraham, Mary Galic Raguz
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Patent number: 6764982Abstract: This invention relates to a lubricating oil composition, comprising: (A) a base oil; and a phosphorus-containing compound represented by the formulae wherein in Formulae (B-I) and (B-II), R1, R2 and R3 are independently hydrogen or hydrocarbyl groups, and a, b and c are independently zero or 1; the lubricating oil composition being characterized by a sulfur content of about 0.01 to about 0.25% by weight.Type: GrantFiled: January 31, 2002Date of Patent: July 20, 2004Assignee: The Lubrizol CorporationInventors: Ewa A. Bardasz, Virginia A. Carrick, William D. Abraham, Gordon D. Lamb
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Publication number: 20040102335Abstract: Lubricating oils containing an additive formulation including at least one sulphonate, saligenin and salixarate detergent provide improved wear performance and decreased sulphur and phosphorus emissions.Type: ApplicationFiled: November 25, 2002Publication date: May 27, 2004Applicant: The Lubrizol CorporationInventors: Virginia A. Carrick, William D. Abraham, Gordon D. Lamb, R. Ian Wilby, James P. Roski
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Publication number: 20030171225Abstract: A composition suitable for reducing sludge and degradation of elastomer seals in engines comprises an oil of lubrication viscosity and a minor amount of a sludge preventing/seal protecting nitrogen containing dispersant, which is a reaction product of a hydrocarbyl-substituted succinic acylating agent having a limited amount of low molecular weight substituent; and a polyamine or condensed polyamine containing less than 20 mole percent of polyamine components of 6 or fewer nitrogen atoms.Type: ApplicationFiled: March 3, 2003Publication date: September 11, 2003Applicant: The Lubrizol CorporationInventors: Carl F. Stachew, Gordon D. Lamb, William D. Abraham, Mary Galic Raguz
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Patent number: 6610637Abstract: A lubricant containing (a) a synthetic base oil composition having an overall kinematic viscosity of at least about 4.8×10−6m2/s (4.8 cSt) at 100° C. and a viscosity index of at least about 110; (b) a dispersant-viscosity modifier; and (c) a sulfur-free functionalized hydrocarbyl-substituted phenol detergent provides improved valve train wear, with longer drain intervals, to heavy duty diesel engines.Type: GrantFiled: October 16, 2001Date of Patent: August 26, 2003Assignee: The Lubrizol CorporationInventors: Thomas T. Curtis, Gordon D. Lamb, William D. Abraham
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Patent number: 6605572Abstract: This invention relates to a lubricating oil composition, comprising: (A) a base oil and (B) a boron-containing compound represented by the formulae wherein in Formulae (B-I), (B-II) and (B-III), each R is independently an organic group and any two adjacent R groups may together form a cyclic group; the lubricating oil composition containing sulfur, boron and optionally phosphorus with the ratio of sulfur to boron to phosphorus being represented by the formula S1+5B1+3P1>0.35 wherein S1 is the concentration in percent by weight of sulfur in the composition, B1 is the concentration in percent by weight of boron in the composition, and P1 is the concentration in percent by weight of phosphorus in the composition; the concentration of sulfur in the lubricating oil composition being from about 0.01% to about 0.25% by weight; the concentration of phosphorus in the lubricating oil composition being up to about 0.08% by weight.Type: GrantFiled: January 31, 2002Date of Patent: August 12, 2003Assignee: The Lubrizol CorporationInventors: Virginia A. Carrick, Ewa A. Bardasz, William D. Abraham, Gordon D. Lamb
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Patent number: 6583092Abstract: This invention relates to a lubricating oil composition, comprising: (A) a base oil; (B) an alkali or alkaline earth metal salt of a saligenin derivative; (C) an alkali or alkaline earth metal salt of a hydrocarbon-substituted salicylic acid, and (D) a metal salt of a phosphorus-containing compound.Type: GrantFiled: September 12, 2001Date of Patent: June 24, 2003Assignee: The Lubrizol CorporationInventors: Virginia A. Carrick, Gordon D. Lamb, Ewa A. Bardasz, William D. Abraham
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Patent number: 6559105Abstract: A composition of an antioxidant of the formula where R3 is an alkyl group of 2 to 6 carbon atoms, and a dispersant or a detergent, is a useful additive package for lubricant compositions.Type: GrantFiled: January 16, 2001Date of Patent: May 6, 2003Assignee: The Lubrizol CorporationInventors: William D. Abraham, Paul E. Adams, Gordon D. Lamb, Thomas J. Wolak, Richard A. Denis, Jody A. Kocsis, James P. Roski, Virginia A. Carrick, Susan V. Cowling
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Publication number: 20020151445Abstract: A lubricant containing (a) a synthetic base oil composition having an overall kinematic viscosity of at least about 4.8×10−6 m2/s (4.8 cSt) at 100° C. and a viscosity index of at least about 110; (b) a dispersant-viscosity modifier; and (c) a sulfur-free functionalized hydrocarbyl-substituted phenol detergent provides improved valve train wear, with longer drain intervals, to heavy duty diesel engines.Type: ApplicationFiled: October 16, 2001Publication date: October 17, 2002Applicant: The Lubrizol CorporationInventors: Thomas T. Curtis, Gordon D. Lamb, William D. Abraham
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Publication number: 20020151442Abstract: This invention relates to a lubricating oil composition, comprising: (A) a base oil; and a phosphorus-containing compound represented by the formulae 1Type: ApplicationFiled: January 31, 2002Publication date: October 17, 2002Applicant: The Lubrizol CorporationInventors: Ewa A. Bardasz, Virginia A. Carrick, William D. Abraham, Gordon D. Lamb
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Publication number: 20020147116Abstract: This invention relates to a lubricating oil composition, comprising: (A) a base oil and (B) a boron-containing compound represented by the formulae 1Type: ApplicationFiled: January 31, 2002Publication date: October 10, 2002Applicant: The Lubrizol CorporationInventors: Virginia A. Carrick, Ewa A. Bardasz, William D. Abraham, Gordon D. Lamb
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Publication number: 20020006878Abstract: A composition of an antioxidant of the formula 1Type: ApplicationFiled: January 16, 2001Publication date: January 17, 2002Applicant: Lubrizol CorporationInventors: William D. Abraham, Paul E. Adams, Gordon D. Lamb, Thomas J. Wolak, Richard A. Denis, Jody A. Kocsis, James P. Roski, Virginia A. Carrick, Susan V. Cowling
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Patent number: 6331510Abstract: A lubricant containing (a) a synthetic base oil composition having an overall kinematic viscosity of at least about 4.8×10−6 m2/s (4.8 cSt) at 100° C. and a viscosity index of at least about 110; (b) a dispersant-viscosity modifier; and (c) a sulfur-free functionalized hydrocarbyl-substituted phenol detergent provides improved valve train wear, with longer drain intervals, to heavy duty diesel engines.Type: GrantFiled: February 13, 2001Date of Patent: December 18, 2001Assignee: The Lubrizol CorporationInventors: Thomas T. Curtis, Gordon D. Lamb, William D. Abraham
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Patent number: 6310009Abstract: A saligenin derivative such as the magnesium salt represented by the formula is useful as an additive for a lubricating composition. Preferably X is —CHO or —CH2OH, and Y is —CH2— or —CH2OCH2—. R1 is a hydrocarbyl group containing 1 to 60 carbon atoms and m is 0 to 10. At least one aromatic ring should contain an R1 substituent and the total number of carbon atoms in all R1 groups should be at least 7.Type: GrantFiled: January 16, 2001Date of Patent: October 30, 2001Assignee: The Lubrizol CorporationInventors: Jody A. Kocsis, James P. Roski, Virginia A. Carrick, Richard A. Denis, Thomas J. Wolak, Gordon D. Lamb, Paul E. Adams, William D. Abraham, Susan V Cowling