Patents by Inventor Raksh Vir Jasra
Raksh Vir Jasra 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: 20230227610Abstract: The present disclosure relates to a process for the preparation of an organo-polysulfide from a chlorinated hydrocarbon and an elemental sulfur waste. The organo-polysulfide of the present disclosure has a coke inhibition ability.Type: ApplicationFiled: May 28, 2021Publication date: July 20, 2023Applicant: RELIANCE INDUSTRIES LIMITEDInventors: Pradip MUNSHI, Santosh AGRAWAL, Ninad Deepak INGLE, Sumeet SHARMA, Padmavathi GARIMELLA, Raksh Vir JASRA
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Patent number: 11452984Abstract: An adsorbent composition for reducing impurities of heat transfer fluids is provided and a process for the preparation of the same. The adsorbent composition comprises a layered double hydroxide in an amount in the range of 15 to 70 wt % of the total mass of the composition; alumina in an amount in the range of 30 to 85 wt % of the total mass of the composition; and optionally activated bauxite in an amount in the range of 15 to 50 wt % of the total mass of the composition. The adsorbent composition is economical and eco-friendly, having feed processing capacity in the range of 58 to 600 gm/gm.Type: GrantFiled: May 18, 2018Date of Patent: September 27, 2022Assignee: RELIANCE INDUSTRIES LIMITEDInventors: Satish Kumar, Sunil Peter, Sunil Agrahari, Kalpana Gopalakrishnan, Dinesh Kakkar, Prakash Kumar, Raksh Vir Jasra
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Patent number: 11376562Abstract: An adsorbent composition for removing chlorides from hydrocarbon includes an adsorbent matrix and a metallic component. The metallic component forms an intimate complex with the adsorbent matrix. The adsorbent composition is characterized by pore size in the range of 20 ? to 120 ?. It is found that the amount of chlorides removed by the adsorbent composition from the hydrocarbon is in the range of 0.020 wt. % to 0.047 wt. %.Type: GrantFiled: February 21, 2018Date of Patent: July 5, 2022Assignee: RELIANCE INDUSTRIES LIMITEDInventors: Satish Kumar, Satish Dasharath Shewale, Vijayalaxmi Ravi Puranik, Prakash Kumar, Raksh Vir Jasra
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Patent number: 11053446Abstract: The present disclosure relates to a process to reduce total acid number (TAN) of a heat transfer fluid. The process comprises contacting the heat transfer fluid with an adsorbent composition at a temperature in the range of 50° C. to 350° C. and a pressure in the range of 1 bar to 10 bar to obtain a treated heat transfer fluid having total acid number (TAN) in the range of 0.003 to 0.03 and pH in the range of 6 to 7.5, wherein the adsorbent composition is provided in a fixed bed and the heat transfer fluid is passed through the fixed bed comprising the adsorbent composition at a liquid hourly space velocity (LHSV) in the range of 0.5 per hour to 10 per hour.Type: GrantFiled: May 18, 2018Date of Patent: July 6, 2021Assignee: RELIANCE INDUSTRIES LIMITEDInventors: Prakash Kumar, Satish Kumar, Sunil Agrahari, Sunil Peter, Kalpana Gopalakrishnan, Rajeev Kumar Gupta, Viral B. Desai, Tarun Singla, Dinesh Kakkar, Pankaj Upadhyay, Piyush Vyas, Raksh Vir Jasra
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Publication number: 20200407387Abstract: The present disclosure relates to a process for preparing a transition metal-Schiff base imine ligand complex. The process involves direct chelation of a Schiff base imine ligand by adding a transition metal halide in a halogenated fluid medium at a temperature in the range of 20° C. to 40° C. The process employs less hazardous reagents and mild reaction conditions to obtain the complex. The complex is efficient to be used as a catalyst for the production of disentangled ultra-high molecular weight polyethylene.Type: ApplicationFiled: January 25, 2017Publication date: December 31, 2020Applicants: Reliance Industries Limited, Reliance Industries LimitedInventors: Mahuya Bagui, Yogesh Popatrao Patil, Viralkumar Patel, Raksh Vir Jasra, Ajit Behari Mathur, Gopal Tembe, Uma Sankar Satpathy, Satya Srinivasa Gandham
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Patent number: 10875795Abstract: The present disclosure is in the field of chemical sciences. The present disclosure relates to a process for removal of anion from aqueous solution. The process involves removal of sulphate ion from aqueous solution using cation and organic solvent that enables precipitation of the sulphate ion from the aqueous solution. The process is simple, efficient, cost-effective, ecofriendly, enables recovery of sulphate ions, calcium ions as calcium sulphate with high purity and also enables the recovery of organic solvent in the range of about 88% to about 99%.Type: GrantFiled: January 9, 2017Date of Patent: December 29, 2020Assignee: RELIANCE INDUSTRIES LIMITEDInventors: Chintansinh Dharmendrasinh Chudasama, Sumeet Kumar Sharma, Kalpana Gopalakrishnan, Nagesh Sharma, Raksh Vir Jasra
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Publication number: 20200354285Abstract: The present disclosure relates to a water dispersible sulphur fertilizer composition. In one aspect, the fertilizer composition is prepared by mixing molten elemental sulphur with inorganic solid material to obtain a homogenized mixture that is quenched on a cold surface or water to obtain uneven sized flakes, which are mixed with sulphur solubilizing microbes, swelling agent, dispersing agent, binding agent and water, and then pugged and kneaded to obtain dough. The dough is processed to obtain shaped articles, which are dried at a temperature ranging from 25 to 50° C. to obtain the fertilizer composition. In another aspect, the fertilizer composition comprises 70 to 98 wt % elemental sulphur, 0.1 to 30 wt % inorganic solid material, 0.1 to 10 wt % swelling agent, 0.5 to 30 wt % dispersing agent and 0.5 to 30 wt % binding agent of the total weight of the composition. The fertilizer composition has crushing strength in the range of 3.0 to 3.8 Kgf.Type: ApplicationFiled: November 21, 2018Publication date: November 12, 2020Applicant: Reliance Industries LimitedInventors: Kalpeshkumar Bhikhubhai Sidhpuria, Sachin Rawalekar, Prakash Kumar, Kalpana Gopalakrishnan, Mayur Navinchandra Talati, John Lintoan, Hemant Vasant Katti, Raksh Vir Jasra
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Patent number: 10751703Abstract: The present disclosure relates to a reforming catalyst and a process for preparing the same. The acidic functionality of the catalyst is suppressed by using a chloride free alumina and coating the chloride free alumina with Group V B metal oxide in the catalyst, which helps in minimizing the cracking reactions and achieving higher selectivity for liquid hydrocarbons and aromatic hydrocarbons.Type: GrantFiled: June 30, 2016Date of Patent: August 25, 2020Assignee: Reliance Industries LimitedInventors: Nagesh Sharma, Veera Venkata Satya Bhaskara Sita Rama Murthy Katravulapalli, Ajay Kumar, Kalpana Gopalakrishnan, Raksh Vir Jasra
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Publication number: 20200164340Abstract: The present disclosure relates to an adsorbent composition for reducing impurities of heat transfer fluids and a process for the preparation of the same. The adsorbent composition comprises a layered double hydroxide in an amount in the range of 15 to 70 wt % of the total mass of the composition; alumina in an amount in the range of 30 to 85 wt % of the total mass of the composition; and optionally activated bauxite in an amount in the range of 15 to 50 wt % of the total mass of the composition. The present disclosure provides economical and eco-friendly adsorbent composition having feed processing capacity in the range of 58 to 600 gm/gm.Type: ApplicationFiled: May 18, 2018Publication date: May 28, 2020Inventors: Satish KUMAR, Sunil PETER, Sunil AGRAHARI, Kalpana GOPALAKRISHNAN, Dinesh KAKKAR, Prakash KUMAR, Raksh Vir JASRA
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Publication number: 20200157437Abstract: The present disclosure relates to a process to reduce total acid number (TAN) of a heat transfer fluid. The process comprises contacting the heat transfer fluid with an adsorbent composition at a temperature in the range of 50° C. to 350° C. and a pressure in the range of 1 bar to 10 bar to obtain a treated heat transfer fluid having total acid number (TAN) in the range of 0.003 to 0.03 and pH in the range of 6 to 7.5, wherein the adsorbent composition is provided in a fixed bed and the heat transfer fluid is passed through the fixed bed comprising the adsorbent composition at a liquid hourly space velocity (LHSV) in the range of 0.5 per hour to 10 per hour.Type: ApplicationFiled: May 18, 2018Publication date: May 21, 2020Inventors: Prakash KUMAR, Satish KUMAR, Sunil AGRAHARI, Sunil PETER, Kalpana GOPALAKRISHNAN, Rajeev Kumar GUPTA, Viral B. DESAI, Tarun SINGLA, Dinesh KAKKAR, Pankaj UPADHYAY, Piyush VYAS, Raksh Vir JASRA
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Patent number: 10596551Abstract: The present disclosure relates to a reforming catalyst composition comprising a spherical gamma AI2O3 support; at least one Group VB metal oxide sheet coated on to the AI2O3 support; and at least one active metal and at least one promoter metal impregnated on the AI2O3 coated support. The reforming catalyst composition of the present disclosure has improved activity, better selectivity for total aromatics during naphtha reforming and results in less coke formation. The reforming catalyst composition has improved catalyst performance with simultaneous modification of acidic sites as well as metallic sites through metal support interaction. The acid site cracking activity of the catalyst is inhibited because of the use of chloride free alumina support modified with solid acid such as Group VB metal oxide and impregnated with active metals.Type: GrantFiled: August 26, 2015Date of Patent: March 24, 2020Assignee: Reliance Industries LimitedInventors: Nagesh Sharma, Ajay Kumar, Veera Venkata Satya Bhaskara Sita Rama Murthy Katravulapalli, Anilkumar Mettu, Kalpana Gopalakrishnan, Raksh Vir Jasra
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Patent number: 10544243Abstract: The present disclosure provides a Ziegler-Natta catalyst composition for preparing polymers of ethylene monomers having ultrahigh molecular weight, said composition comprises (i) a pro-catalyst component containing a reaction product of a magnesium containing compound and a titanium containing compound, characterized in that said pro-catalyst component comprises magnesium, titanium and chlorine in an amount ranging between 15 and 18 mole %; 20 and 23 mole %; and 60 and 64 mole %, respectively, all proportions being with respect to the total weight of the Ziegler-Natta catalyst composition; (ii) a co-catalyst component; and (iii) at least one external electron donor compound selected from the group of organosilane compounds having the general formula (I), wherein R1, R2, R3 and R4 are all the same or all are different, or some are the same, and are individually selected from the group consisting of linear or branched alkyl groups, cycloalkyl groups, aryl groups, alkoxy and aryloxy groups.Type: GrantFiled: February 16, 2015Date of Patent: January 28, 2020Assignee: RELIANCE INDUSTRIES LIMITEDInventors: Yogesh Popatrao Patil, Krishna Renganath Sarma, Mahuya Bagui, Viralkumar Patel, Raksh Vir Jasra, Ajit Behari Mathur, Suketu Vakil
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Publication number: 20190374927Abstract: The present disclosure relates to an adsorbent composition for the removal of chlorides from hydrocarbon. The present disclosure provides an adsorbent composition for removing chlorides from hydrocarbon. The adsorbent composition comprises an adsorbent matrix and a metallic component. The metallic component forms an intimate complex with the adsorbent matrix. The adsorbent composition is characterized by pore size in the range of 20 ? to 120 ?. It is found that the amount of chlorides removed by the adsorbent composition from the hydrocarbon is in the range of 0.020 wt. % to 0.047 wt. %.Type: ApplicationFiled: February 21, 2018Publication date: December 12, 2019Applicant: RELIANCE INDUSTRIES LIMITEDInventors: Satish KUMAR, Satish Dasharath SHEWALE, Vijayalaxmi Ravi PURANIK, Prakash KUMAR, Raksh Vir JASRA
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Patent number: 10479876Abstract: The present disclosure relates to a sulphur containing additive for bitumen paving mixtures. The sulphur containing additive comprises sulphur, a mixture of metal oxides, and optionally 5 at least one metal sulphate. The mixture of metal oxides includes calcium oxide, silicon dioxide, aluminum oxide and ferric oxide.Type: GrantFiled: March 22, 2016Date of Patent: November 19, 2019Assignee: Reliance Industries LimitedInventors: Raksh Vir Jasra, Nagarathinam Shenbaga Murthy, Mayur Navinchandra Talati, Lintoan John, Srinivasarao Pothuru, Satish Kumar, Kalpeshkumar Bhikhubhai Sidhpuria, Yogesh Suresh Niwate, Prakash Kumar, Kalpana Gopalakrishnan, Vijayalakshmi Ravi Puranik
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Patent number: 10391474Abstract: The present disclosure provides a process for preparing a hydrocarbon fuel from waste rubber. The process involves admixing, in a reaction vessel, at least one fluid medium with the waste rubber to obtain a slurry; wherein the concentration of the waste rubber in the slurry ranges from 45% to 70%. A reactor is charged with the slurry and a predetermined amount of at least one catalyst composition to obtain a mixture, followed by introduction of hydrogen to the reactor to attain a predetermined pressure and heating the mixture at a predetermined temperature, to attain an autogenously generated pressure, and for a predetermined time period to obtain a reaction mass comprising the hydrocarbon fuel. This reaction mass comprising the hydrocarbon fuel is then cooled to obtain a cooled reaction mass. The hydrocarbon fuel is then separated from the cooled reaction mass.Type: GrantFiled: May 16, 2017Date of Patent: August 27, 2019Assignee: Reliance Industries LimitedInventors: Kshudiram Mantri, Mandan Chidambaram, Ramesh Bhujade, Nagesh Sharma, Raksh Vir Jasra
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Patent number: 10392481Abstract: The present disclosure relates to a process for the preparation of high strength and high modulus polyethylene products/laminates consisting of steps such as providing a pre-dried, at least 50% disentangled ultra-high molecular weight polyethylene (UHMWPE) powder, feeding the UHMWPE powder having temperature ranging from ?15° C. to 50° C., at the nip of at least one pair of heated, polished counter rotating calendaring rollers, rotating at different roller speeds to obtain at least one pre-laminate and hot stretching the pre-laminate(s) at a pre-determined temperature and pre-determined stretching speed to obtain high strength laminates. The laminates provided by the present disclosure have tensile strength ranging between 0.5 GPa and 3.0 GPa and tensile modulus ranging between 40 GPa and 200 GPa.Type: GrantFiled: May 26, 2014Date of Patent: August 27, 2019Assignee: Reliance Industries LimitedInventors: Ajit Behari Mathur, Satya Srinivasa Rao Gandham, Uma Sankar Satpathy, Krishna Renganath Sarma, Yogesh Popatrao Patil, Nanubhai Fuljibhai Patel, Gaurang Manilal Mehta, Raksh Vir Jasra
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Patent number: 10384199Abstract: A process and system for modifying heterogeneous catalysts by contacting them with chemical compounds to functionalize the surface of the heterogeneous catalyst. A polymetallic catalyst including bimetallic catalyst is functionalized on its surface by employing a precursor of an inorganic compound. The precursor of the inorganic compound is an organometallic compound, and the metal based inorganic compound is aluminum oxide. A process and system for surface modification functionalization of the heterogeneous catalysts at conditions including room temperature and atmospheric pressure.Type: GrantFiled: July 17, 2015Date of Patent: August 20, 2019Assignee: Reliance Industries LimitedInventors: Chudasama Chintansinh Dharmendrasinh, Sachin Rawalekar, Sunil Agrahari, Kalpana Gopalakrishnan, Katravulapalli Veera Venkata Satya Bhaskara Sita Rama Murthy, Ajay Kumar, Anilkumar Mettu, Nagesh Sharma, Raksh Vir Jasra
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Patent number: 10370463Abstract: The present disclosure provides a process for the chlorination of polyvinyl chloride. PVC obtained during the suspension polymerization reaction is directly used for chlorination without filtration, drying and re-slurrying. The present process is carried out in the absence of additional chemicals/reagents; also reheating during the chlorination reaction is not required. CPVC manufactured using the process of the present disclosure has whiteness index greater than 85, yellowness index lower than 4 and thermal stability in the range of 300 to 550 seconds at 210° C.Type: GrantFiled: July 21, 2015Date of Patent: August 6, 2019Assignee: RELIANCE INDUSTRIES LIMITEDInventors: Pradip Munshi, Ajit Behari Mathur, Ninad Deepak Ingle, Pradeep Paresh Kapadia, Raksh Vir Jasra
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Patent number: 10343149Abstract: The present disclosure relates to a process for preparing a catalyst. The process comprises coating zeolite gel over the alumina support to obtain a chloride free zeolite gel coated alumina support, crystallizing the chloride free zeolite gel coated alumina support, washing, drying and calcining the crystallized zeolite coated alumina support to obtain a calcined crystallized chloride free zeolite coated alumina support, treating the calcined crystallized chloride free zeolite coated alumina support with ammonium nitrate to obtain sodium free support, washing, drying, and calcining the support to obtain a calcined chloride free zeolite coated alumina support, immersing the calcined chloride free zeolite coated alumina support in an active metal and a promoter metal solution mixture followed by stirring to obtain a metal coated chloride free zeolite coated alumina support, and drying and calcining the metal coated chloride free zeolite coated alumina support to obtain the catalyst.Type: GrantFiled: February 26, 2015Date of Patent: July 9, 2019Assignee: Reliance Industries LimitedInventors: Nagesh Sharma, Ajay Kumar, Anilkumar Mettu, Veera Venkata Satya Bhaskara Sita Rama Murthy Katravulapalli, Kalpana Gopalakrishna, Raksh Vir Jasra
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Patent number: 10253265Abstract: The present disclosure relates to a process for catalyst assisted production of crude bio-oil from biomass, which involves heating a mixture of biomass slurry and a catalyst at a temperature ranging from 200 to 350° C. and at a pressure ranging from 70 to 250 bars to obtain a mass containing the crude bio-oil. The crude bio-oil is separated from said mass to obtain a separated crude bio-oil. The catalyst being soluble in water is recovered from the aqueous phase and is reused for the preparation of crude bio-oil from biomass.Type: GrantFiled: March 3, 2015Date of Patent: April 9, 2019Assignee: RELIANCE INDUSTRIES LIMITEDInventors: Kshudiram Mantri, Chidambaram Mandan, Ramesh Bhujade, Nagesh Sharma, Raksh Vir Jasra