Patents by Inventor Venkateswarlu Bhamidi
Venkateswarlu Bhamidi 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: 11059722Abstract: The present invention relates to a method for the manufacture of cyclododecasulfur, a cyclic sulfur allotrope wherein the number of sulfur (S) atoms in the allotrope's homocyclic ring is 12. The method includes reacting a metallasulfur derivative with an oxidizing agent in a reaction zone to form a cyclododecasulfur-containing reaction mixture.Type: GrantFiled: March 3, 2020Date of Patent: July 13, 2021Assignee: Eastman Chemical CompanyInventors: Scott Donald Barnicki, Robert Thomas Hembre, Elaine Beatrice Mackenzie, Joy Lynn Laningham, Michael Richard Laningham, Shane Kipley Kirk, Larry Wayne Blair, Sumit Chakraborty, Venkateswarlu Bhamidi, Guoxiong Hua, John Derek Woollins
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Publication number: 20200216316Abstract: The present invention relates to a method for the manufacture of cyclododecasulfur, a cyclic sulfur allotrope wherein the number of sulfur (S) atoms in the allotrope's homocyclic ring is 12. The method includes reacting a metallasulfur derivative with an oxidizing agent in a reaction zone to form a cyclododecasulfur-containing reaction mixture.Type: ApplicationFiled: March 3, 2020Publication date: July 9, 2020Applicant: EASTMAN CHEMICAL COMPANYInventors: Scott Donald BARNICKI, Robert Thomas HEMBRE, Elaine Beatrice MACKENZIE, Joy Lynn LANINGHAM, Michael Richard LANINGHAM, Shane Kipley KIRK, Larry Wayne BLAIR, Sumit CHAKRABORTY, Venkateswarlu BHAMIDI, Guoxiong HUA, John Derek WOOLLINS
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Publication number: 20200207621Abstract: The present invention relates to a method for the manufacture of cyclododecasulfur, a cyclic sulfur allotrope wherein the number of sulfur (S) atoms in the allotrope's homocyclic ring is 12. The method includes reacting a metallasulfur derivative with an oxidizing agent in a reaction zone to form a cyclododecasulfur-containing reaction mixture.Type: ApplicationFiled: March 11, 2020Publication date: July 2, 2020Applicant: EASTMAN CHEMICAL COMPANYInventors: SCOTT DONALD BARNICKI, ROBERT THOMAS HEMBRE, ELAINE BEATRICE MACKENZIE, JOY LYNN LANINGHAM, MICHAEL RICHARD LANINGHAM, SHANE KIPLEY KIRK, LARRY WAYNE BLAIR, SUMIT CHAKRABORTY, VENKATESWARLU BHAMIDI, GUOXIONG HUA, JOHN DEREK WOOLLINS
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Patent number: 10611637Abstract: The present invention relates to a method for the manufacture of cyclododecasulfur, a cyclic sulfur allotrope wherein the number of sulfur (S) atoms in the allotrope's homocyclic ring is 12. The method includes reacting a metallasulfur derivative with an oxidizing agent in a reaction zone to form a cyclododecasulfur-containing reaction mixture.Type: GrantFiled: June 1, 2018Date of Patent: April 7, 2020Assignee: Eastman Chemical CompanyInventors: Scott Donald Barnicki, Robert Thomas Hembre, Elaine Beatrice Mackenzie, Joy Lynn Laningham, Michael Richard Laningham, Shane Kipley Kirk, Larry Wayne Blair, Sumit Chakraborty, Venkateswarlu Bhamidi, Guoxiong Hua, John Derek Woollins
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Publication number: 20190330380Abstract: Processes and systems for separating a mixture including at least one fluorocarboxylic acid and at least one carboxylic acid are provided herein. In some aspects, the present invention relates to processes and systems configured to provide a purified stream of fluorocarboxylic acid and a purified stream of carboxylic acid, even when the mixture includes an azeotrope, a pinch point, and/or a eutectic mixture of the fluorocarboxylic acid and carboxylic acid. Systems as described herein may include, for example, at least one distillation zone and at least one fractional crystallization zone arranged in series and configured to provide highly purified product streams having compositions heretofore unachievable by conventional means.Type: ApplicationFiled: December 8, 2016Publication date: October 31, 2019Applicant: Eastman Chemical CompanyInventors: Robert Lin, Glenn Lewis Shoaf, Venkateswarlu Bhamidi, Shane Kipley Kirk, Marty L. Neal, Steven J. Adams
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Publication number: 20180273382Abstract: The present invention relates to a method for the manufacture of cyclododecasulfur, a cyclic sulfur allotrope wherein the number of sulfur (S) atoms in the allotrope's homocyclic ring is 12. The method includes reacting a metallasulfur derivative with an oxidizing agent in a reaction zone to form a cyclododecasulfur-containing reaction mixture.Type: ApplicationFiled: June 1, 2018Publication date: September 27, 2018Applicant: EASTMAN CHEMICAL COMPANYInventors: SCOTT DONALD BARNICKI, ROBERT THOMAS HEMBRE, ELAINE BEATRIC MACKENZIE, JOY LYNN LANINGHAM, MICHAEL RICHARD LANINGHAM, SHANE KIPLEY KIRK, LARRY WAYNE BLAIR, SUMIT CHAKRABORTY, VENKATESWARLU BHAMIDI, GUOXIONG HUA, JOHN DEREK WOOLLINS
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Patent number: 10011485Abstract: The present invention relates to a method for the manufacture of cyclododecasulfur, a cyclic sulfur allotrope wherein the number of sulfur (S) atoms in the allotrope's homocyclic ring is 12. The method includes reacting a metallasulfur derivative with an oxidizing agent in a reaction zone to form a cyclododecasulfur-containing reaction mixture.Type: GrantFiled: February 23, 2017Date of Patent: July 3, 2018Assignee: EASTMAN CHEMICAL COMPANYInventors: Scott Donald Barnicki, Robert Thomas Hembre, Elaine Beatrice MacKenzie, Joy Lynn Laningham, Michael Richard Laningham, Shane Kipley Kirk, Larry Wayne Blair, Sumit Chakraborty, Venkateswarlu Bhamidi, Guoxiong Hua, John Derek Woollins
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Patent number: 10000380Abstract: The present invention relates to a method for the manufacture of polymeric sulfur. The method includes reacting a metallasulfur derivative with an oxidizing agent to form polymeric sulfur.Type: GrantFiled: February 23, 2017Date of Patent: June 19, 2018Assignee: EASTMAN CHEMICAL COMPANYInventors: Scott Donald Barnicki, Robert Thomas Hembre, Michael Richard Laningham, Sumit Chakraborty, Venkateswarlu Bhamidi
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Publication number: 20170253484Abstract: The present invention relates to a method for the manufacture of cyclododecasulfur, a cyclic sulfur allotrope wherein the number of sulfur (S) atoms in the allotrope's homocyclic ring is 12. The method includes reacting a metallasulfur derivative with an oxidizing agent in a reaction zone to form a cyclododecasulfur-containing reaction mixture.Type: ApplicationFiled: February 23, 2017Publication date: September 7, 2017Applicant: EASTMAN CHEMICAL COMPANYInventors: SCOTT DONALD BARNICKI, ROBERT THOMAS HEMBRE, ELAINE BEATRICE MACKENZIE, JOY LYNN LANINGHAM, MICHAEL RICHARD LANINGHAM, SHANE KIPLEY KIRK, LARRY WAYNE BLAIR, SUMIT CHAKRABORTY, VENKATESWARLU BHAMIDI, GUOXIONG HUA, JOHN DEREK WOOLLINS
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Publication number: 20170253483Abstract: The present invention relates to a method for the manufacture of polymeric sulfur. The method includes reacting a metallasulfur derivative with an oxidizing agent to form polymeric sulfur.Type: ApplicationFiled: February 23, 2017Publication date: September 7, 2017Applicant: EASTMAN CHEMICAL COMPANYInventors: SCOTT DONALD BARNICKI, ROBERT THOMAS HEMBRE, MICHAEL RICHARD LANINGHAM, SUMIT CHAKRABORTY, VENKATESWARLU BHAMIDI
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Publication number: 20160060196Abstract: Crystallized hydroquinone particles and methods for making the same are provided. Cooling profiles applied during crystallization of the hydroquinone from solution may be optimized to provide crystallized particles having suitable properties and that exhibit reduced agglomeration tendencies, even after long periods of time and/or transportation over long distances.Type: ApplicationFiled: August 25, 2015Publication date: March 3, 2016Applicant: Eastman Chemical CompanyInventors: Venkateswarlu Bhamidi, Kyle Irion, Michael Joseph Stoltz, Richard S. Lott