Indian Oil Corporation Limited

Other

Niranjan Raghunath Raje

Akhilesh Kumar Bhatnagar

Deepak Kumar Tuli

Rakesh Sarin

Ram Prakash Verma

Krishan Kumar Swami

Debasis Bhattacharyya

Suresh Kumar Puri

Asit Kumar Das

Sobhan Ghosh

Satish Makhija

Anurag Ateet Gupta

Gadari Saidulu

Venkatachalam Krishnan

Shanti Parkash

Veena Rani Bansal

Rajiv Ranjan

Gurpreet Singh Kapur

Ravinder Kumar Malhotra

Sukumar Mandal

Satyen Kumar Das

Arumugam Velayutham Karthikeyani

Satheesh Vetterkunnel Kumaran

Ajay Kumar Arora

Marri Rama Rao

Latoor Lal Saroya

Arvind Pratap Singh

Khem Chand Dohhen

Ashok Kumar Tiwari

Pankaj Kumar Mondal

Rajeev Ranjan

Vinod Kumar Sharma

Bandaru Venkata Hari Prasad Gupta

Som Prakash Srivastava

Shanti Prakash

Ajay Kumar

Subhash Chand

Rajagopal Manoharan

Rameshwar Prashad

Satayen Kumar Das

Bandaru Venkata Hari P Gupta

Ramakrishnan Ramanarayanan

Konduri Lakshminarayana

Vinod Ramchandra Upadhyay

Deepa Meghavathu

Wadharwa Ram Kalsi

M Vanamamalai

V K Sharma

Rameshwar Prasad

M Rajesh

Ved Singh

A K Misra

Pradeep Patanwal

Muthan Subramanian

Pramod Kumar

The present invention relates to a additive composition for use as lubricity improver for low sulphur diesel, comprising c) 0.1-10% by weight of ester derivative derived from cashew nut shell liquid (CNSL esters) of formula (I); f) 0.1-10% by weight of ester derivative derived from cashew nut shell liquid of formula (II); g) 50-95% by weight of free fatty acid of the formula RCOOH in which R represents an alkyl/alkenyl group with 12 to 24 carbon atoms. h) 1-30% by weight of synthetic esters derived by esterifying tri, tetra, penta hydric alcohols with carboxylic acids such as lauric, palmitic, linoleic, ricinoleic etc. 

Lubricity improving additive composition for low sulfur diesel fuel

A process is disclosed for producing needle coke from heavy atmospheric distillation residues having sulfur no more than 0.7 wt %, which process involves the steps of heating the feedstock to a temperature in the range of 440 to 520&#xb0; C. for thermal cracking in a soaking column under pressure in the range of 1 to 10 kg/cmto separate the easily cokable material, separating the cracked products in a quench column and a distillation column and then subjecting the hydrocarbon fraction from the bottom of the quench column and a hydrocarbon fraction having a boiling point in the range of 380 to 480&#xb0; C. from the distillation column and/or any other suitable heavier hydrocarbon streams in a definite ratio depending on certain characteristic parameters to thermal cracking in a second soaking column at a temperature of 460 to 540&#xb0; C., pressure in the range of 2 to 20 kg/cmin presence of added quantity of steam for formation of a mesophase carbonaceous structure which on steam stripping and cooling forms a solid crystalline coke suitable for manufacturing of graphite electrode of large diameter having co-efficient of thermal expansion lower than 1.1&#xd7;10/&#xb0; C. measured on graphite artifact in the temperature range of 25 to 525&#xb0; C.

Process for the production of needle coke

The present invention provides a fuel additive composition for stabilizing blends of ethanol and a hydrocarbon boiling in the gasoline or diesel range, comprising: a) 0.1-10% of Cashew Nut Shell Liquid (CNSL) derivative(s) or mixtures thereof of formula (I) where m=0-12, n=0, 2, 4 & 6 and b) 0.1-10% of an organic co-solvent depending upon the percentage composition of diesel and ethanol blend. 

Fuel additive composition for stabilising blends of ethanol and a hydrocarbon

An antioxidant composition effective for stabilizing gasoline and gasoline components contains from approximately 50-95% by weight of at least one Mannich base and from approximately 5-50% by weight of at least one amine. The Mannich base is derived from p-substituted phenols or from cashew nut shell liquid.

Antioxidant composition for motor gasoline

The present invention relates to a process for the conversion of hydrocarbon streams with 95% true boiling point less than 400&#xb0; C. to very high yield of liquefied petroleum gas in the range of 45-65 wt % of feed and high octane gasoline, the said process comprises catalytic cracking of the hydrocarbons using a solid fluidizable catalyst comprising a medium pore crystalline alumino-silicates with or without Y-zeolite, non crystalline acidic materials or combinations thereof in a fluidized dense bed reactor operating at a temperature range of 400 to 550&#xb0; C., pressure range of 2 to 20 kg/cm(g) and weight hourly space velocity in range of 0.1 to 20 hour, wherein the said dense bed reactor is in flow communication to a catalyst stripper and a regenerator for continuous regeneration of the coked catalyst in presence of air and or oxygen containing gases, the catalyst being continuously circulated between the reactor-regenerator system.

Process for conversion of hydrocarbons to saturated LPG and high octane gasoline

The present invention relates a surfactant composition for use as an emulsifier in water blended fuel mixture. The said composition includes ethoxylate of cashew nut shell liquid. In addition ethoxylate of cashew nut shell liquid, the said composition comprises a co-surfactant having a hydrophilic lipophilic balance in the range of 4 to 12 and a polymeric dispersant. The water blended fuel mixture using emulsifiers of the present invention, overcome some of the shortcomings of the previously known emulsions. The ethoxylate of cashew nut shell liquid is of the formula (I). 

Surfactant composition including ethoxylate of CNSL

A process for the preparation of Mannich condensation products from hydrogenated and distilled Cashew Nut Shell Liquid, amines and aldehydes which provides improved detergency in the gasoline. Optionally, a polymeric dispersant, a non-volatile hydrocarbon carrier fluid and a solvent may be included for protecting and removing buildup of deposits on carburetor surfaces and intake valve system of a gasoline powered internal combustion engine

Process of preparation of novel mannich bases from hydrogenated and distilled cashew nut shell liquid (CNSL) for use as additive in liquid hydrocarbon fuels

A process for the preparation of CNSL phenoxy carboxylic acid derivatives for use as an additive in a lubricant composition so as to impart improved rust inhibiting properties, including the steps of (a) partially hydrogenating distilled technical cashew nut shell liquid with palladium or nickel or platinum catalyst; to hydrogenate the olefinic chain; (b) reacting cashew nut shell liquid or partially hydrogenated technical cashew nut shell liquid with halogeno carboxylic acid derivatives to obtain unpolymerized cashew nut shell liquid phenoxy carboxylic acid derivatives, the reaction being carried out at a temperature ranging from 20 to 140&deg; C. A lubricant containing a major proportion of a material selected from the group consisting of an oil of lubricating viscosity and a grease; and remainder an additive including CNSL phenoxy carboxylic acid derivative prepared by the foregoing process.

Process for preparing rust inhibitors from cashew nut shell liquid

A catalytic converter for treating pollutants contained in exhaust gas from an internal combustion engine, includes a chamber having an inlet disposed at a first end of the chamber for introduction of the exhaust gas and an outlet disposed at a second end of the chamber opposite the first end for discharge of the exhaust gas from the chamber after treatment; a front plate provided at the inlet of the chamber and having defined therein a plurality of openings; first, inner, and second, outer, fixed cones positioned within the chamber, disposed in a spaced apart and parallel relationship to one another, and having a plurality of spaced apart holes defined therein, wherein the plurality of holes defined in the first fixed cone are disposed in a staggered relationship to the plurality of holes of the second fixed cone, and wherein the first fixed cone defines with the front plate a first zone within the chamber; a catalyst bed which is disposed in the space defined between the first and second fixed cones, through which the exhaust gas entering the chamber through the inlet flows radially there through, and which contains catalyst in use; a diffuser section provided in the second end of the chamber, through which the outlet is provided, and within which is defined a second zone; a conical member extending from the first fixed cone into the diffuser section for providing a reduced jet effect of the exhaust gas entering the chamber; and a feeding zone for the catalyst defined by closure of a wall surface of the first and second fixed cones adjacent to the inlet.

Catalytic converter

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New Delhi, India

Niranjan Raghunath Raje