Patents by Inventor Marco Cotti Comettini
Marco Cotti Comettini 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: 20240132429Abstract: The present invention relates to a process for purifying diols obtained by fermentation, in particular to increase their recovery during distillation operations.Type: ApplicationFiled: March 15, 2022Publication date: April 25, 2024Inventor: Marco COTTI COMETTINI
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Publication number: 20230271991Abstract: The present invention relates to a process which makes it possible to obtain a plurality of organic compounds that can be used as chemical intermediates through the use of waste cellulosic biomass as a raw material. Through this process fermentable saccharides can be extracted, separated and recovered from said waste cellulosic biomass.Type: ApplicationFiled: July 8, 2021Publication date: August 31, 2023Inventors: Catia BASTIOLI, Luigi CAPUZZI, Marco COTTI COMETTINI, Davide PERINI, Mattia TORCHIO
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Publication number: 20230212099Abstract: The present invention relates to a process for the separation of 1,3 and 1,4-butanediol from a mixture thereof.Type: ApplicationFiled: June 4, 2021Publication date: July 6, 2023Inventor: Marco COTTI COMETTINI
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Publication number: 20220298090Abstract: The invention relates to a process for the production of 1,4-butanediol comprising the preparation of a fermentation broth comprising 1,4-butanediol from renewable sources and water, separation of a liquid fraction comprising said 1,4-butanediol and water from one or more solid fractions, said liquid fraction comprising 2-pyrrolidone in an amount higher than 80 ppm, one or more passages of the resulting liquid fraction through a bed comprising one or more cation-exchange resins thereby providing an output pH of said liquid fraction from 4 to 2, one or more passages of the resulting liquid fraction through a bed comprising one or more anion-exchange resins thereby providing an output pH of said liquid fraction from 8 to 11, and the distillation of the liquid fraction thereby provided so as to obtain a composition having a concentration of said 1,4-butanediol higher than 99.0% by weight and comprising 2-pyrrolidone in an amount lower than 6 ppm.Type: ApplicationFiled: June 7, 2022Publication date: September 22, 2022Inventors: Marco COTTI COMETTINI, Roberto Vallero, Catia Bastioli, Luigi Capuzzi
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Patent number: 11377409Abstract: The invention relates to a process for the production of 1,4-butanediol comprising the preparation of a fermentation broth comprising 1,4-butanediol from renewable sources and water, separation of a liquid fraction comprising said 1,4-butanediol and water from one or more solid fractions, said liquid fraction comprising 2-pyrrolidone in an amount higher than 80 ppm, one or more passages of the resulting liquid fraction through a bed comprising one or more cation-exchange resins thereby providing an output pH of said liquid fraction from 4 to 2, one or more passages of the resulting liquid fraction through a bed comprising one or more anion-exchange resins thereby providing an output pH of said liquid fraction from 8 to 11, and the distillation of the liquid fraction thereby provided so as to obtain a composition having a concentration of said 1,4-butanediol higher than 99.0% by weight and comprising 2-pyrrolidone in an amount lower than 6 ppm.Type: GrantFiled: November 27, 2018Date of Patent: July 5, 2022Assignee: Novamont SpaInventors: Marco Cotti Comettini, Roberto Vallero, Catia Bastioli, Luigi Capuzzi
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Publication number: 20200377437Abstract: The invention relates to a process for the production of 1,4-butanediol comprising the preparation of a fermentation broth comprising 1,4-butanediol from renewable sources and water, separation of a liquid fraction comprising said 1,4-butanediol and water from one or more solid fractions, said liquid fraction comprising 2-pyrrolidone in an amount higher than 80 ppm, one or more passages of the resulting liquid fraction through a bed comprising one or more cation-exchange resins thereby providing an output pH of said liquid fraction from 4 to 2, one or more passages of the resulting liquid fraction through a bed comprising one or more anion-exchange resins thereby providing an output pH of said liquid fraction from 8 to 11, and the distillation of the liquid fraction thereby provided so as to obtain a composition having a concentration of said 1,4-butanediol higher than 99.0% by weight and comprising 2-pyrrolidone in an amount lower than 6 ppm.Type: ApplicationFiled: November 27, 2018Publication date: December 3, 2020Inventors: Marco COTTI COMETTINI, Roberto VALLERO, Catia BASTIOLI, Luigi CAPUZZI
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Publication number: 20170369919Abstract: The process for the hydrolysis of ligno-cellulosic biomass comprises the steps of A) Contacting a ligno-cellulosic feedstock, the feedstock comprised of biomass having a dry content and water with at least a portion of a solvent, the solvent comprised of water soluble hydrolyzed species; wherein at least some of the water soluble hydrolyzed species are the same as the water soluble hydrolyzed species obtainable from the hydrolysis of the biomass in the feedstock; B) maintaining the contact between the feedstock of the feedstock stream and the solvent at a temperature in the range of 20° C. to 200° C. for a time in the range of 5 minutes to 72 hours to create a hydrolyzed product from the biomass in the feedstock.Type: ApplicationFiled: September 1, 2017Publication date: December 28, 2017Applicant: Beta Renewables S.p.A.Inventors: Marco COTTI COMETTINI, Paolo Torre, Francesco Cherchi, Alberto Riva, Simone Ferrero, Piero Ottonello, Mirko Garbero
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Patent number: 9752169Abstract: The process for the hydrolysis of ligno-cellulosic biomass comprises the steps of A) Contacting a ligno-cellulosic feedstock, the feedstock comprised of biomass having a dry content and water with at least a portion of a solvent, the solvent comprised of water soluble hydrolyzed species; wherein at least some of the water soluble hydrolyzed species are the same as the water soluble hydrolyzed species obtainable from the hydrolysis of the biomass in the feedstock; B) maintaining the contact between the feedstock of the feedstock stream and the solvent at a temperature in the range of 20° C. to 200° C. for a time in the range of 5 minutes to 72 hours to create a hydrolyzed product from the biomass in the feedstock.Type: GrantFiled: November 28, 2016Date of Patent: September 5, 2017Assignee: Beta Renewables, S.p.A.Inventors: Marco Cotti Comettini, Paolo Torre, Francesco Cherchi, Alberto Riva, Simone Ferrero, Piero Ottonello, Mirko Garbero
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Publication number: 20170073718Abstract: The process for the hydrolysis of ligno-cellulosic biomass comprises the steps of A) Contacting a ligno-cellulosic feedstock, the feedstock comprised of biomass having a dry content and water with at least a portion of a solvent, the solvent comprised of water soluble hydrolyzed species; wherein at least some of the water soluble hydrolyzed species are the same as the water soluble hydrolyzed species obtainable from the hydrolysis of the biomass in the feedstock; B) maintaining the contact between the feedstock of the feedstock stream and the solvent at a temperature in the range of 20° C. to 200° C. for a time in the range of 5 minutes to 72 hours to create a hydrolyzed product from the biomass in the feedstock.Type: ApplicationFiled: November 28, 2016Publication date: March 16, 2017Applicant: Beta Renewables S.p.A.Inventors: Marco COTTI COMETTINI, Paolo TORRE, Francesco CHERCHI, Alberto RIVA, Simone FERRERO, Piero OTTONELLO, Mirko GARBERO
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Patent number: 9506098Abstract: The process for the hydrolysis of ligno-cellulosic biomass comprises the steps of A) Contacting a ligno-cellulosic feedstock, the feedstock comprised of biomass having a dry content and water with at least a portion of a solvent, the solvent comprised of water soluble hydrolyzed species; wherein at least some of the water soluble hydrolyzed species are the same as the water soluble hydrolyzed species obtainable from the hydrolysis of the biomass in the feedstock; B) maintaining the contact between the feedstock of the feedstock stream and the solvent at a temperature in the range of 20° C. to 200° C. for a time in the range of 5 minutes to 72 hours to create a hydrolyzed product from the biomass in the feedstock.Type: GrantFiled: November 20, 2015Date of Patent: November 29, 2016Assignee: Beta Renewables S.p.A.Inventors: Marco Cotti Comettini, Paolo Torre, Francesco Cherchi, Alberto Riva, Simone Ferrero, Piero Ottonello, Mirko Garbero
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Publication number: 20160115320Abstract: The process for the treatment of ligno-cellulosic biomass comprises the steps of: A) Soaking a ligno-cellulosic biomass feedstock in vapor or liquid water or mixture thereof in the temperature range of 100 to 210° C. for 1 minute to 24 hours to create a soaked biomass containing a dry content and a first liquid; B) Separating at least a portion of the first liquid from the soaked biomass to create a first liquid stream and a first solid stream; wherein the first solid stream comprises the soaked biomass; and C) Steam exploding the first solid stream to create a steam exploded stream comprising solids and a second liquid.Type: ApplicationFiled: January 4, 2016Publication date: April 28, 2016Applicant: Beta Renewables S.p.A.Inventors: Mirko GARBERO, Piero OTTONELLO, Marco COTTI COMETTINI, Simone FERRERO, Paolo TORRE, Francesco CHERCHI, Andrea BONANNI
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Publication number: 20160076067Abstract: The process for the hydrolysis of ligno-cellulosic biomass comprises the steps of A) Contacting a ligno-cellulosic feedstock, the feedstock comprised of biomass having a dry content and water with at least a portion of a solvent, the solvent comprised of water soluble hydrolyzed species; wherein at least some of the water soluble hydrolyzed species are the same as the water soluble hydrolyzed species obtainable from the hydrolysis of the biomass in the feedstock; B) maintaining the contact between the feedstock of the feedstock stream and the solvent at a temperature in the range of 20° C. to 200° C. for a time in the range of 5 minutes to 72 hours to create a hydrolyzed product from the biomass in the feedstock.Type: ApplicationFiled: November 20, 2015Publication date: March 17, 2016Applicant: Beta Renewables S.p.A.Inventors: Marco COTTI COMETTINI, Paolo TORRE, Francesco CHERCHI, Alberto RIVA, Simone FERRERO, Piero OTTONELLO, Mirko GARBERO
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Patent number: 9234224Abstract: The process for the treatment of ligno-cellulosic biomass comprises the steps of: A) Soaking a ligno-cellulosic biomass feedstock in vapor or liquid water or mixture thereof in the temperature range of 100 to 210° C. for 1 minute to 24 hours to create a soaked biomass containing a dry content and a first liquid; B) Separating at least a portion of the first liquid from the soaked biomass to create a first liquid stream and a first solid stream; wherein the first solid stream comprises the soaked biomass; and C) Steam exploding the first solid stream to create a steam exploded stream comprising solids and a second liquid.Type: GrantFiled: March 31, 2010Date of Patent: January 12, 2016Assignee: Beta Renewables, S.p.A.Inventors: Mirko Garbero, Piero Ottonello, Marco Cotti Comettini, Simone Ferrero, Paolo Torre, Francesco Cherchi, Andrea Bonanni
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Patent number: 9200302Abstract: The process for the hydrolysis of ligno-cellulosic biomass comprises the steps of A) Contacting a ligno-cellulosic feedstock, the feedstock comprised of biomass having a dry content and water with at least a portion of a solvent, the solvent comprised of water soluble hydrolyzed species; wherein at least some of the water soluble hydrolyzed species are the same as the water soluble hydrolyzed species obtainable from the hydrolysis of the biomass in the feedstock; B) maintaining the contact between the feedstock of the feedstock stream and the solvent at a temperature in the range of 20° C. to 200° C. for a time in the range of 5 minutes to 72 hours to create a hydrolyzed product from the biomass in the feedstock.Type: GrantFiled: March 31, 2010Date of Patent: December 1, 2015Assignee: Beta Renewables S.p.A.Inventors: Marco Cotti Comettini, Paolo Torre, Francesco Cherchi, Alberto Riva, Simone Ferrero, Piero Ottonello, Mirko Garbero
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Publication number: 20120104313Abstract: The process for the treatment of ligno-cellulosic biomass comprises the steps of: A) Soaking a ligno-cellulosic biomass feedstock in vapor or liquid water or mixture thereof in the temperature range of 100 to 210° C. for 1 minute to 24 hours to create a soaked biomass containing a dry content and a first liquid; B) Separating at least a portion of the first liquid from the soaked biomass to create a first liquid stream and a first solid stream; wherein the first solid stream comprises the soaked biomass; and C) Steam exploding the first solid stream to create a steam exploded stream comprising solids and a second liquid.Type: ApplicationFiled: March 31, 2010Publication date: May 3, 2012Inventors: Mirko Garbero, Piero Ottonello, Marco Cotti Comettini, Simone Ferrero, Paolo Torre, Francesco Cherchi, Andrea Bonanni
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Publication number: 20120055466Abstract: The process for the hydrolysis of ligno-cellulosic biomass comprises the steps of A) Contacting a ligno-cellulosic feedstock, the feedstock comprised of biomass having a dry content and water with at least a portion of a solvent, the solvent comprised of water soluble hydrolyzed species; wherein at least some of the water soluble hydrolyzed species are the same as the water soluble hydrolyzed species obtainable from the hydrolysis of the biomass in the feedstock; B) maintaining the contact between the feedstock of the feedstock stream and the solvent at a temperature in the range of 20° C. to 200° C. for a time in the range of 5 minutes to 72 hours to create a hydrolyzed product from the biomass in the feedstock.Type: ApplicationFiled: March 31, 2010Publication date: March 8, 2012Inventors: Marco Cotti Comettini, Paolo Torre, Francesco Cherchi, Alberto Riva, Simone Ferrero, Piero Ottonello, Mirko Garbero