desulfurization of petroleum

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Sulfur in Petroleum Petroleum Desulfurization Techniques ,

Sulfur in Petroleum Petroleum Desulfurization Techniques 104018/978-1-4666-9545-0ch001 This chapter describes the occurrence of organosulfur compounds in petroleum, their detrimental effects and various techniques for removal of these compounds...

Adsorption Process of Sulfur Removal from Diesel Oil Using ,

Petroleum, Institut fran╠Ęcais du p├ętrole publications, vol 1, 1995 Isam Al Zubaidy earned BSc in Chemical Engineering from Baghdad University/ Iraq in 1976 and MSc in Chemical and Petroleum Processing Engineering from Herriot- Watt University, Scotland-UK 1981 with thesis titled Kinetic studies of the Desulfurization of thiophene in the...

Desulfurization of petroleum fractions by ,

Desulfurization of petroleum fractions by oxidation and solvent extraction Zannikos, F Lois, E Stournas, S 1995-03-01 00 00 00 The known ability of several solvents to extract sulfur compounds selectivity from petroleum fractions can be dramatically improved by oxidizing the sulfur from the divalent state sulfide to the hexavalent ....

Biocatalytic desulfurization of petroleum and middle ,

Biocatalytic Desulfurization BDS represents an alternative approach to the reduction of sulfur in fossil fuels The objective is to use bacteria to selectively remove sulfur from petroleum and middle distillate fractions, without the concomitant release of carbon...

Research Article DESULFURIZATION OF HYDROCARBON ,

major petroleum pollutants that contribute to air contamination, acid rain, equipment corrosion and catalyst poisoning From the above discussion it is clear that the sulfur removal from petroleum and its products is of paramount importance, and adsorption plays an important role in desulfurization of petroleum Although several authors...

Process for desulfurization of petroleum distillates ,

May 20, 2003 0183 32 The desulfurization of petroleum distillates can be carried out by cyclic low-temperature adsorption of oxidized sulfur compounds with activated carbon followed by regeneration of the activated carbon using an organic solvent...

Desulfurization of petroleum coke by means of Elonk ,

Petroleum Desulfurization Petroleum Coke These keywords were added by machine and not by the authors This process is experimental and the keywords may be ,...

Thermal process is developed for petroleum coke ,

A discussion of the Instituto Mexicano del Petroleo/C-E Lummus coke desulfurization process covers a description of the process and of the pilot plant in which it was tested recovery of sulfur removed from the coke by a Claus process heat recovered by combustion of the gases emitted during ....

Desulfurization of petroleum coke for activated carbon ,

Currently, I m working on utilization of petroleum coke as starting material for activated carbon production Referring to elemental analysis, petcoke contains high S content compared to ....

Desulfurization of petroleum coke

Jun 21, 1983 0183 32 The invention concerns the desulfurization and devolatilization of petroleum coke by the use of short residence time hydrogenation technology Crude petroleum coke is a commercial product, prepared by a number of manufacturers...

AN INTRODUCTION TO PETROLEUM REFINING AND THE ,

an introduction to petroleum refining and the production of ultra low sulfur gasoline and diesel fuel prepared for october 24, 2011 petroleum refining and the prod uction of ulsg and ulsd october 24, 2011 page i table of contents 1 ....

API Gravity, Sulfur Content, and Desulfurization of Crude ,

Petroleum coke is a carbon-rich solid originating from petroleum refining and is obtained by cracking process Petroleum coke is a byproduct of the coking unit, a residual fuel upgrader...

Oil Desulphurization Sulfur Petroleum

Desulfurization of petroleum oils was carried out with nitrogen oxides and oxygen to convert organic sulfur into sulfur trioxide which was absorbed with concetrated sulfuric ac The removal of sulfur was...

Desulfurization of Petroleum Coke via Alkali Calcination

Alkali desulfurization of petroleum coke is an important technology, can improve the performance of the final products of petroleum coke, while reducing air pollution This paper studied the conditions for desulfurization of calcined petroleum coke using NaOH solid powders...

Applying Nanotechnology to the Desulfurization Process in ,

Advances in nanotechnology offer exciting new opportunities poised to revolutionize desulfurization process Applying Nanotechnology to the Desulfurization Process in Petroleum Engineering explores recent developments in the field, including the use of nanomaterials for biodesulfurization and hydrodesulfurization The timely research ....

5458752 Apparatus and method for the desulfurization of ,

Read 5458752 Apparatus and method for the desulfurization of petroleum by bacteria, Biotechnology Advances on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips...

PDF Desulfurization of Petroleum Coke A Review

A number of processes ranging from purely physical such as solvent extraction to thermal or chemical treatment using different agents including hydrocarbon gases, alkali metal compounds, and ....

Desulfurization of heavy oil SpringerLink

a Direct removal of sulfur compounds from ionic liquids by distillation The boiling point of heavier organosulfur compounds, such as alkylated dibenzothiophenes, are high gt 340 176 C and it would require vacuum distillation Thus, this method is applicable only to desulfurization of lighter petroleum cuts...

production of desulfurization equipment

petroleum desulfurization - supplement a 57 Gas Oil Desulfurization Production Costs Major Process Equipment and Utilities Summary Cogeneration plant limestone desulfurization mill...

API Gravity, Sulfur Content, and Desulfurization of Crude ,

In this review, strategies for crude oil desulfurization are evaluated by reviewing desulfurization literature The most important characteristics of crude oil that affect the market price are its sulfur content and gravity Low sulfur content of crude oil is particularly preferred Petroleum includes crude oil, natural gas, and heavy oil...

Reduction and Desulfurization of Petroleum Coke in Ammonia ,

Results showed that NH3-reducing desulfurization could significantly remove sulfur in the coke, and the best operation temperature was approximately 800 176 C, at which more than 80 of organic sulfur could be removed The physical and chemical indicators of petroleum coke after desulfurization ,...

Deep desulfurization of petroleum feedstocks by selective ,

regenerated by washing with diethylether, thereby separating the DBT from the petroleum feedstocks The easy regeneration of these adsorbents makes them attractive for the deep desulfurization of petroleum feedstocks...

Desulphurization of Petroleum Waste

Desulphurization of Petroleum Waste Ranjini Kumari India Abstract The present study aimed at the removal of sulphur from the petroleum waste It is a carbonaceous solid derived from oil refinery coker units or other cracking process...

Oxidative Desulfurization of kerosene in the presence of ,

Introduction New environmental concerns necessitate low sulfur requirements in hydrocarbon based distillate fuels so that desulfurization of petroleum-derived fuels becomes an important part of refining process fuels so that desulfurization of petroleum-derived fuels becomes an important part of refining process...

Desulfurization of petroleum fractions by oxidation and ,

The known ability of several solvents to extract sulfur compounds selectivity from petroleum fractions can be dramatically improved by oxidizing the sulfur from the divalent state sulfide to ,...

Deep adsorption desulfurization of liquid petroleum gas by ,

The removal of sulfur compounds from liquid petroleum gas LPG was investigated using a fixed-bed flow sorption system Copper-modified bentonite adsorbents significantly enhanced the desulfurization of ,...

Desulfurization of Petroleum Coke

Desulfurization Process results in a very large reduction and its equipment cost required to implement its sulfur removal system versus 500 and 600 million High sulphur content in petroleum products is a very significant problem and it creates corrosive combustion by ,...

PROCESS RESEARCH ON DESULFURIZATION OF PETROLEUM ,

PROCESS RESEARCH ON DESULFURIZATION OF PETROLEUM COKE by R D Ridley Garrett Research and Development Company, Inc La Verne, California 91750 The individual and combined effects of sodium hydroxide, so- dium carbonate, hydrogen, and hydrogen sulfide on desulfurization of petroleum coke have been reported on the literature many times 1-5...

New Approaches to Deep Desulfurization for Ultra

Deep desulfurization and ultra-deep desulfurization refers to processes to remove sulfur to below 500 ppmw and 15-50 ppmw, respectively Described below are some of the processing approaches for ultra-deep desulfurization to produce ultra-low-sulfur ultra-clean diesel fuels The key to ultra-deep desulfurization is the removal of refractory ....

Apparatus and method for the desulfurization of petroleum ,

A method for treating petroleum with anaerobic microorganisms acting as biocatalysts that can remove sulfur atoms from hydrocarbon molecules, under anaerobic conditions, and then convert the sulfur atoms to hydrogen sulfide The microorganisms utilized are from the family known as the Sulfate ....