Patents Assigned to Renewable Lubricants
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Publication number: 20040241309Abstract: The present invention discloses an improved food-grade-lubricant useful as hydraulic oil, circulating oil, drip oil, general purpose oil, grease base oil, cable oil, chain oil, spindle oil, gear oil, and compressor oil for equipment in the food service industry. The lubricant comprises at least one vegetable oil, at least one polyalphaolefin, and at least one antioxidant. The lubricant has improved properties when subjected to thermal and mechanical stress.Type: ApplicationFiled: May 27, 2004Publication date: December 2, 2004Applicant: RENEWABLE LUBRICANTS.Inventor: William W. Garmier
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Patent number: 6624124Abstract: A biodegradable penetrating lubricant, comprised of: (A) at least one triglyceride oil of the formula: wherein R1, R2, and R3 are aliphatic hydrocarbyl groups containing from about 7 to about 23 carbon atoms; (B) an organic solvent selected from the group comprising: (1) ethyl lactate, (2) soy methyl ester, (3) at least one mineral spirit, and (4) combinations of 1, 2, and 3; and, (C) an antioxidant. Optionally, the lubricant may further include an additive selected from the group comprising: (D) an anti-wear inhibitor; (E) a corrosion inhibitor; (F) a pour point depressant; and, (G) a component chosen from the group comprising: (1) a food grade tackifier; (2) molybdenum disulfide; and (3) a combination of 1 and 2.Type: GrantFiled: November 7, 2001Date of Patent: September 23, 2003Assignee: Renewable Lubricants, Inc.Inventor: William W. Garmier
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Patent number: 6620772Abstract: A biodegradable penetrating lubricant, comprised of: (A) at least one triglyceride oil of the formula: wherein R1, R2, and R3 are aliphatic hydrocarbyl groups containing from about 7 to about 23 carbon atoms; (B) an organic solvent selected from the group comprising: (1) ethyl lactate, (2) methyl ester, and (3) combinations of 1 and 2; (C) an antioxidant; and, (D) a corrosion inhibitor. Optionally, the lubricant may further an additive selected from the group comprising: (E) a viscosity modifier; (F) an anti-wear inhibitor; and, (G) an emulsifier.Type: GrantFiled: June 12, 2002Date of Patent: September 16, 2003Assignee: Renewable Lubricants, Inc.Inventor: William Garmier
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Publication number: 20030069146Abstract: A biodegradable penetrating lubricant, comprised of:Type: ApplicationFiled: June 12, 2002Publication date: April 10, 2003Applicant: Renewable Lubricants, Inc.Inventor: William Garmier
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Patent number: 6534454Abstract: A composition, comprising; (A) at least one triglyceride oil of the formula wherein R1, R2 and R3 are aliphatic hydrocarbyl groups containing from about 7 to about 23 carbon atoms and (B) an antioxidant comprising an amine of the formula and R5 is hydrogen, an alkaryl group or an aralkyl group, R6 is an aryl group, an alkaryl group or an aralkyl group, with the proviso that when R5 is hydrogen, then R4 is an aryl group and (2) a phenol of the formula wherein R13 is an alkyl group containing from 1 up to about 24 carbon atoms and a is an integer of from 1 up to 5. Optionally, the (A) and (B) composition may further comprise (C) other oils.Type: GrantFiled: May 4, 2002Date of Patent: March 18, 2003Assignee: Renewable Lubricants, Inc.Inventors: William W. Garmier, Adam W. Rotondo
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Publication number: 20030040444Abstract: A biodegradable penetrating lubricant, comprised of:Type: ApplicationFiled: November 7, 2001Publication date: February 27, 2003Applicant: Renewable LubricantsInventor: William W. Garmier
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Patent number: 6383992Abstract: A composition, comprising; (A) at least one triglyceride oil of the formula wherein R1, R2 and R3 are aliphatic hydrocarbyl groups containing from about 7 to about 23 carbon atoms; (B) a pour point depressant comprising (1) an alkylated polystyrene or (2) a polyalkyl methacrylate; and (C) an antioxidant comprising an amine of the formula and R5 is hydrogen, an alkaryl group or an aralkyl group, R6 is an aryl group, an alkaryl group or an aralkyl group, with the proviso that when R5 is hydrogen, then R4 is an aryl group. Optionally, the (A), (B) and (C) composition may further comprise (D) other oils.Type: GrantFiled: June 28, 2000Date of Patent: May 7, 2002Assignee: Renewable Lubricants, Inc.Inventors: William W Garmier, Adam W Rotondo
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Patent number: 5990055Abstract: A lubricant composition is disclosed which comprises, a triglyceride oil lubricant and an oil soluble antimony compound as an antioxidant. Preferred antimony compounds are antimony dialkyldithiocarbamate and antimony dialkylphosphorodithioates.Type: GrantFiled: January 21, 1999Date of Patent: November 23, 1999Assignee: Renewable Lubricants, Inc.Inventor: William W. Garmier
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Patent number: 5863872Abstract: A lubricant composition is disclosed which comprises, a triglyceride oil lubricant and an oil soluble copper compound antioxidant. The oil soluble copper compounds are particularly effective antioxidants for triglycerides. The lubricant composition can include soluble zinc compounds which reduce wear and/or soluble antimony compounds which reduce wear and can function as adjuvant antioxidants reducing the amount of oil soluble copper required. Preferred zinc and antimony compounds are zinc dithiophosphate antiwear/antioxidant, and antimony dialkyldithiocarbamate antioxidant adjuvant.Type: GrantFiled: August 25, 1997Date of Patent: January 26, 1999Assignee: Renewable Lubricants, Inc.Inventor: William W. Garmier
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Patent number: 5736493Abstract: A lubricant composition is disclosed which comprises, a triglyceride oil lubricant and an oil soluble copper compound antioxidant. The oil soluble copper compounds are particularly effective antioxidants for triglycerides. The lubricant composition can include soluble zinc compounds which reduce wear and/or soluble antimony compounds which reduce wear and can function as adjuvant antioxidants reducing the amount of oil soluble copper required. Preferred zinc and antimony compounds are zinc dithiophosphate antiwear/antioxidant, and antimony dialkyldithiocarbamate antioxidant adjuvant.Type: GrantFiled: May 15, 1996Date of Patent: April 7, 1998Assignee: Renewable Lubricants, Inc.Inventor: William W. Garmier