Hindustan Petroleum Corporation Limited

Sriganesh Gandham

Nettem Venkateswarlu Choudary

Raman Ravishankar

Peddy Venkata Chalapathi Rao

Kanuparthy Naga Raja

Venkateswarlu Choudary Nettem

Bhavesh Sharma

Venkata Chalapathi Rao Peddy

Ramkumar Mangala

Sunil Mehla

Pudi Satyanarayana Murty

Pramod Kumar

Peddy Venkat Chalapathi Rao

Naresh Kottari

Somanath Kukade

Venkateswarlu Cheerladinne

Ganapati V Shanbhag

Anand B Halgeri

Safinaz Saif

Peddy Venkatachallapathy Rao

Venkata Chalapathi Peddy

Ramachandrarao Bojja

Sandip Bhowmik

Raghava Krishna Kanala

Srinivasa Rao Ganagalla

Nettam Venkateswarlu Choudary

Siva Kesava Raju Chintalapati

Satyanarayana Murty Pudi

Bojja Ramachandrarao

Hrishikesh Shriram Shidhaye

Krishnamurthy Narayanan

Vijaykumar Marakatti

Peddy Ventaka Chalapathi Rao

Venkat Chalapathi Rao Peddy

Ramesh Kanaparthi

Nettem Choudary Venkateswarlu

Bipul Sarkar

Valavarasu Gnanesekaran

Hodala Lakshminarayan Janardhan

Bennet Chellian

Choudary Venkateswarlu Nettem

Siva Kesava Chintalapati

Choudary Nettem Venkateswarlu

Naga Raja Kanuparthy

Chalapathi Rao Peddy Venkata

The present disclosure relates to a corrosion inhibitor formulation comprising: a) at least one quaternary ammonium salt; b) at least one fatty acid methyl ester; c) at least one viscosity reducing agent; and d) at least one solubilizing agent, wherein the at least one quaternary ammonium salt to the at least one fatty acid methyl ester weight ratio is in the range of 1:0.2-1:5.0. The instant disclosure further relates to the process of preparation of the corrosion inhibitor formulation.

Formulation for corrosion inhibition

The instant disclosure provides a process for synthesis of compound of Formula:X-M-Y,wherein Mis a transition metal ion and X and Y are carboxylate anions. The catalysts are hydrocarbon soluble and the process for their preparation, as disclosed herein, constitutes an elegant method for the preparation of such catalysts.

Process for the preparation of hydrocarbon soluble organometallic catalysts

The present disclosure describes an additive composition comprising: (a) an organometallic compound; (b) a nitrogen-containing compound; (c) an aryl peroxide; and (d) at least one solvent, wherein the organometallic compound to the nitrogen-containing compound to the aryl peroxide weight ratio is in a range of 7:0.5:0.5-9:1.5:1.5. The addition of additive composition not only synergistically improves the properties of the at least one fuel, such as, LPG for use as torch gas for cutting and welding application, but also reduces the consumption of both fuel and oxygen for cutting applications. The present disclosure is also directed towards a process for preparation of the fuel composition.

Fuel additive composition, fuel composition, and process for preparation thereof

The instant disclosure provides a composition for fluid catalytic cracking of petroleum based feedstock into useful short chain olefins. The composition comprising: 76-86% of a non-zeolitic material; and 2-30% of at least one zeolite material, the percentage being based on weight of the catalyst composition, wherein one of the zeolites has been modified with 0.1-2.5 wt % metal. The said catalyst was found to be selective in enhancing the usable propylene gas content, while reducing the undesirable dry gas content of the cracked olefinic products. The present disclosure also provides a process for the preparation of the composition. The present disclosure also provides an apparatus () and process () for fluid catalytic cracking to obtain light olefins. The apparatus comprises a second riser () that includes a lower dense riser () and upper dilute riser (). Further, the lower dense riser () has a diameter that is 1.1 to 2 times that of the upper dilute riser ().

Fluid catalytic cracking (FCC) process and apparatus for production of light olefins

The present invention discloses a process by which the heavy hydrocarbons are subjected to hydroprocessing for producing distillates which can be further treated or converted downstream, to fuels and chemicals.

Process for upgrading heavy hydrocarbons

The present disclosure relates to a composition for removing scales and solid deposits. The composition comprises at least one dispersant salt, at least one hydrocarbon, and at least one ionic liquid.

Composition and method for dispersing scales and solid deposits

The present disclosure relates to conversion of hydrocarbons. A hydrocarbon feed is hydroprocessed wherein it is hydrocracked in the presence of a catalyst to obtain different hydrocarbon products, which can be suitably processed further to obtain valuable hydrocarbon products.

Process for conversion of hydrocarbons

The present disclosure relates to a process for hydro-processing of hydrocarbons to maximize the yield of light distillates. The process comprises hydrocracking hydrocarbons and separating to respective products based on the boiling points. The heavier vacuum residue is further hydrocracked to light distillates.

Process for conversion of hydrocarbons to maximise distillates

The present subject matter relates to the development of active catalyst composite based on supported transition metal oxides, especially, Cu, Co that are effective in the removal sulfides in the diluted spent caustic. The process for the reduction of sulfides in spent caustic comprises of reacting various organic and inorganic sulfides with molecular oxygen in the presence of active catalyst at various reaction temperatures ranging ambient to 200&#xb0; C. and pressures between atmospheric pressure to 60 bars. The process also relates to complete scheme for the removal of sulfides in spent caustic.

Removal of sulfides in spent caustic stream over active solid phase catalysts

The present disclosure relates to a catalyst for slurry phase hydrocracking of refinery residue and a process for its preparation. The present disclosure provides a very simple method for exfoliation of metal sulphide, and a process of that provides effective slurry phase hydrocracking of refinery residue with a high yield.

Supported catalyst for slurry phase hydrocracking of refinery residue and a process for its preparation

Accordingly, the present invention provides a catalyst composition suitable for converting light naphtha comprising one or more of C5 to C8 carbon atoms to aromatic compounds ranging from C6 to C10 carbon atoms, said catalyst composition comprising: (a) a medium pore size zeolite; (b) 0.1 to 5.0 wt % of zinc; and (c) 0.1 to 5 wt % of gallium. Also, the present invention provides a process for converting light naphtha comprising one or more of C5 to C8 carbon atoms to aromatic compounds ranging from C6 to C10 carbon atoms, said process comprising the step of contacting a feedstock comprising the light naphtha with a catalyst composition comprising (a) a medium pore size zeolite; (b) 0.1 to 5.0 wt % of zinc; and (c) 0.1 to 5 wt % of gallium in presence of carrier gas at temperatures ranging from 400&#xb0; to 600&#xb0; C.

Catalyst composition for converting light naphtha to aromatic compounds and a process thereof

A catalyst composition for isomerization of paraffins includes at least one metal, at least one heteropoly acid and a support material. Further provided are a process for preparation of the catalyst composition and a process for isomerization of paraffins using the catalytic composition.

Catalyst composition for isomerization of paraffins

A catalyst composition is provided for isomerization of paraffins comprising of at least one heteropoly acid and reduced graphene oxide. Further provided are a process for preparation of the catalyst composition and a process for isomerization of paraffins using the catalytic composition.

Catalyst composite and preparation thereof for isomerization of paraffins

In accordance with the present subject matter there is provided a catalyst composition including 70-98% of a non-zeolitic material; and 2-30% of at least one zeolite material, the percentage being based on weight of the catalyst composition. The subject matter also relates to a method for preparation of the catalyst composition. The subject matter further relates to a process for the fluid catalytic cracking of a hydrocarbon feedstock.

Catalyst composition for fluid catalytic cracking, and use thereof

The present disclosure relates to a process for the preparation of isomers of xylene. The process includes method step of contacting an activated alkylation catalyst composite with toluene and methanol in the presence of an inert gas, at a temperature of 300 to 500&#xb0; C. to obtain isomers of xylene. The alkylation catalyst composite used in accordance with the present disclosure comprises a molecular sieve loaded with at least one metal ion. The metal loaded on the molecular sieve is at least one alkali earth metal selected from the group consisting of barium, strontium, magnesium and calcium.

Process for the preparation of isomers of xylene

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Bengaluru, India

Sriganesh Gandham