Patents by Inventor Geoffrey A. Brown
Geoffrey A. Brown 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: 10745286Abstract: Anticaking agents for inhibiting or preventing caking of inorganic salt granules are provided. The anticaking agents comprise a coordination complex of iron and a salt anion of an organic acid, wherein the salt anion is selected from the group consisting of malate, polyacrylate, diphosphonate, and mixtures thereof. Free-flowing, solid salt compositions resistant to caking are also described herein, along with methods of melting ice and/or snow on a surface or inhibiting the accumulation or formation of ice and/or snow on a surface, and methods of preventing or inhibiting caking of solid inorganic salt granules.Type: GrantFiled: September 4, 2013Date of Patent: August 18, 2020Assignee: Compass Minerals America Inc.Inventors: Geoffrey A. Brown, Joshua M. Shipman
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Patent number: 10702863Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.Type: GrantFiled: July 25, 2018Date of Patent: July 7, 2020Assignee: Compass Minerals America Inc.Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
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Patent number: 10173214Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.Type: GrantFiled: August 15, 2014Date of Patent: January 8, 2019Assignee: Compass Minerals America Inc.Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
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Publication number: 20180326411Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.Type: ApplicationFiled: July 25, 2018Publication date: November 15, 2018Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
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Publication number: 20180105440Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a chloride-free, organic salt and a chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while avoiding the formation of undesirable precipitates (e.g., low Ksp byproducts).Type: ApplicationFiled: December 15, 2017Publication date: April 19, 2018Inventors: Geoffrey A. Brown, Kristopher Shelite, Jerry Poe
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Publication number: 20150048029Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a salt and a metal chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while having dramatically increased efficiencies over prior art products.Type: ApplicationFiled: August 15, 2014Publication date: February 19, 2015Inventors: Geoffrey A. Brown, Kristopher Lee Shelite, Darlene R. Linscott, Jerry L. Poe
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Publication number: 20140065288Abstract: Anticaking agents for inhibiting or preventing caking of inorganic salt granules are provided. The anticaking agents comprise a coordination complex of iron and a salt anion of an organic acid, wherein the salt anion is selected from the group consisting of malate, polyacrylate, diphosphonate, and mixtures thereof. Free-flowing, solid salt compositions resistant to caking are also described herein, along with methods of melting ice and/or snow on a surface or inhibiting the accumulation or formation of ice and/or snow on a surface, and methods of preventing or inhibiting caking of solid inorganic salt granules.Type: ApplicationFiled: September 4, 2013Publication date: March 6, 2014Applicant: North American Salt CompanyInventors: Geoffrey A. Brown, Joshua M. Shipman
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Publication number: 20120241382Abstract: Novel water softening products and methods of treating hard water are provided. The products comprise a chloride-free, organic salt and a chelating agent. The products are useful for regenerating ion exchange material in a water softening system and providing softened water containing both sodium and potassium ions, while avoiding the formation of undesirable precipitates (e.g., low Ksp byproducts).Type: ApplicationFiled: March 26, 2012Publication date: September 27, 2012Applicant: NORTH AMERICAN SALT COMPANYInventors: Geoffrey A. Brown, Kristopher Shelite, Jerry Poe
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Patent number: 6149835Abstract: This invention provides a method for maintaining effective concentrations of halogen oxidizing agents and hydrogen peroxide in waters to inhibit growth of bacteria and algae. There is also provided a composition comprising a halogen source, an activated amine, such as sulfamic acid, and hydrogen peroxide for water treatment.Type: GrantFiled: March 16, 1999Date of Patent: November 21, 2000Assignee: Great Lakes Chemical CorporationInventor: Geoffrey A. Brown
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Patent number: 5882526Abstract: Methods for treating regulated waters with low levels of oxidizing halogens and hydrogen peroxide are disclosed, wherein the halogen-containing compound is provided with an erosion control agent such as glycoluril, and the hydrogen peroxide is provided with a hydrogen peroxide stabilizer such as a polyquaternary ammonium compound. Additional stabilizers to chelate metals and increase the half life of peroxide in aqueous solutions may also be added.Type: GrantFiled: June 12, 1997Date of Patent: March 16, 1999Assignee: Great Lakes Chemical CorporationInventors: Geoffrey A. Brown, E. LeRoy Lines, Jr.
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Patent number: 5814233Abstract: A method of remediating methyl amine and/or methyl amine derivative odors in aqueous systems by contacting the methyl amine or methyl amine derivative with a compound having amide or imide functionality, such as a hydantoin composition, in the presence of hydrogen peroxide. The amide/imide composition is preferably a non-halogenated, singe-ring hydantoin that binds methyl amines to the amide or imide functional group of the hydantoin.Type: GrantFiled: November 10, 1997Date of Patent: September 29, 1998Assignee: Great Lakes Chemical CorporationInventors: Ron Starkey, Kysler DeGuzman, Geoffrey A. Brown, P. Kirk Mitchell
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Patent number: 5783092Abstract: A method of treating water by adding to the water a shelf-stable composition of hydrogen peroxide and a polyquaternary ammonium compound, followed by intermittent treatment with chlorine-, bromine- or oxygen-releasing compounds.Type: GrantFiled: March 18, 1997Date of Patent: July 21, 1998Assignee: Bio-Lab, Inc.Inventors: Geoffrey A. Brown, Mary L. Lines, James J. Miller
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Patent number: 5779914Abstract: A method of treating water with peroxyacids and/or chlorine dioxide to supplement PHMB and/or H.sub.2 O.sub.2 and/or polyquaternary ammonium compounds and/or boron-containing compounds.Type: GrantFiled: July 3, 1996Date of Patent: July 14, 1998Assignee: Bio-Lab, Inc.Inventors: Geoffrey A. Brown, Ron Starkey
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Patent number: 5629263Abstract: Methods for inhibiting microbial growth in aqueous systems by the use of synergistic mixtures comprising poly(hexamethylammonium) chloride and at least one compound selected from the group consisting of poly (iminoimidocarbonyliminoimidocarbonyliminohexamethylene hydrochloride ("PHMB") , dodecylguanidine hydrochloride ("DGH") and poly[oxyethylene (dimethylimino) ethylene-(dimethylimino) ethylene dichloride] ("PDED"). Antimicrobial compositions comprising the synergistic mixture and a carrier are also disclosed.Type: GrantFiled: April 15, 1996Date of Patent: May 13, 1997Assignee: Bio-Lab, Inc.Inventors: James J. Miller, Geoffrey A. Brown, E. LeRoy Lines
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Patent number: 5508250Abstract: Methods for inhibiting microbial growth in aqueous systems by the use of synergistic mixtures comprising poly(hexamethylammonium) chloride and at least one compound selected from the group consisting of poly(iminoimidocarbonyliminoimidocarbonyliminohexamethylene hydrochloride ("PHMB"), dodecylguanidine hydrochloride ("DGH") and poly[oxyethylene (dimethylimino) ethylene-(dimethylimino) ethylene dichloride] ("PDED"). Antimicrobial compositions comprising the synergistic mixture and a carrier are also disclosed.Type: GrantFiled: December 7, 1993Date of Patent: April 16, 1996Assignee: Bio-Lab, Inc.Inventors: James J. Miller, Geoffrey A. Brown, E. LeRoy Lines
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Patent number: 5416107Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide (37 DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.Type: GrantFiled: May 25, 1994Date of Patent: May 16, 1995Assignee: Great Lakes Chemical CorporationInventors: William F. McCoy, Geoffrey A. Brown
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Patent number: 5416108Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide ("DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.Type: GrantFiled: May 25, 1994Date of Patent: May 16, 1995Assignee: Great Lakes Chemical CorporationInventors: William F. McCoy, Geoffrey A. Brown
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Patent number: 5358963Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide ("DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.Type: GrantFiled: June 11, 1993Date of Patent: October 25, 1994Assignee: Great Lakes Chemical CorporationInventors: William F. McCoy, Geoffrey A. Brown
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Patent number: 5246963Abstract: Synergistic compositions for inhibiting microbial growth contain synergistic mixtures including 2-(2-bromo-2-nitroethenyl)furan ("BNEF") and a compound selected from the group consisting of beta-nitrostyrene ("NS"), beta-bromo-beta-nitrostyrene ("BNS"), methylchloro/isothiazolone ("IZN"), methylenebisthiocyanate ("MBT"), 2,2-dibromo-3-nitrilopropionamide ("DBNPA"), 2-bromo-2-bromomethyl-glutaronitrile ("BBMGN"), alkyldimethylbenzylammonium chloride ("ADBAC"), and beta-nitrovinyl furan ("NVF"). The synergistic compositions are effective against a wide spectrum of bacteria, algae and fungi. An antimicrobial composition comprising the synergistic mixture and a carrier is also disclosed.Type: GrantFiled: July 24, 1992Date of Patent: September 21, 1993Assignee: Great Lakes Chemical Corp.Inventors: William F. McCoy, Geoffrey A. Brown