Desulfurization Of Petroleum
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Desulfurization Of Petroleum

PETROLEUM DESULFURIZATION - IHS Markit

Report No. 47 PETROLEUM DESULFURIZATION by SHIGEYOSHI TAKAOKA January 1969 A private report bs the PROCESS ECONOMICS PROGRAM I STANFORD RESEARCH INSTITUTE

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Sulfur in Petroleum: Petroleum Desulfurization Techniques ...

Thus, petroleum desulfurization is a challenging task for the refiners under the current environmental regulations. Keeping in view this scenario, worldwide researchers are striving to develop new desulfurization techniques that are cost effective and more efficient than HDS. In this regard, several new techniques for desulfurization of ...

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Oxidative and extractive desulfurization of petroleum ...

2021-6-1  The desulfurization of four petroleum distillates i.e. kerosene, light gas oil (LGO), heavy gas oil (HGO) and light cycle oil (LCO), with sulfur content 0.206–1.272% w/w, was carried out using the hydrogen peroxide-acetic acid oxidative system, in combination with extractive desulfurization performed by imidazolium based ionic liquids.

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Petroleum Desulfurization – Chemical production and ...

2021-11-17  Published January 1969. This report is concerned with technology and costs for the desulfurization of petroleum stocks. Although the hydrodesulfurization of light and middle distillates such as gasoline, naphtha, kerosene, and gas oil is also evaluated, the emphasis here is on sulfur removal from the resid- ual fuel oil where there is a growing concern today because of air pollution.

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(PDF) Desulfurization of Petroleum Coke: A Review

Desulphurization of Petroleum Coke: A Review 1. A number of processes ranging from purely physical such as solvent extraction. to thermal or chemical treatment using

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Desulfurization of heavy oil - Springer

2017-8-25  oil desulfurization specifically. Sulfur in crude oil Sulfur is the most abundant element in petroleum after carbon and hydrogen. The average sulfur content varies from 0.03 to 7.89 mass% in crude oil (Mehran et al. 2007). The sulfur compounds can be found in two forms: inor-

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Desulfurization of high sulfur petroleum coke by molten ...

2019-6-1  Abstract. Desulfurization by molten caustic leaching (MCL) at 400–500 °C has been investigated in order to reduce the sulfur content of petroleum coke. Effective parameters on desulfurization of petroleum coke, other than temperature, include alkali to feed (petroleum coke) mass ratio, time and mesh size in the ranges of 0.5–1.5, 1–3 h ...

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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. The experimental results show that, the grain size in the range of experiment did not seem to influence desulphurization.

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Deep adsorption desulfurization of liquid petroleum gas

2016-1-4  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 LPG. Several factors that

More

Sulfur in Petroleum: Petroleum Desulfurization Techniques ...

Thus, petroleum desulfurization is a challenging task for the refiners under the current environmental regulations. Keeping in view this scenario, worldwide researchers are striving to develop new desulfurization techniques that are cost effective and more efficient than HDS. In this regard, several new techniques for desulfurization of ...

More

PETROLEUM DESULFURIZATION - IHS Markit

Report No. 47 PETROLEUM DESULFURIZATION by SHIGEYOSHI TAKAOKA January 1969 A private report bs the PROCESS ECONOMICS PROGRAM I STANFORD RESEARCH INSTITUTE

More

Petroleum Desulfurization – Chemical production and ...

2021-11-17  Published January 1969. This report is concerned with technology and costs for the desulfurization of petroleum stocks. Although the hydrodesulfurization of light and middle distillates such as gasoline, naphtha, kerosene, and gas oil is also evaluated, the emphasis here is on sulfur removal from the resid- ual fuel oil where there is a growing concern today because of air pollution.

More

Oxidative Desulfurization of Petroleum Distillate ...

2021-1-14  Oxidative desulfurization (ODS) is currently enjoying popularity as a highly efficient and conveniently operating alternative or complementary to hydrodesulfurization (HDS) technique for resilient sulfur compounds removal from petroleum distillate fractions used as transportation fuels [1,2].The process is performed at ambient operating conditions in two steps, i.e., oxidation of sulfur ...

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Oxidative Desulfurization of Petroleum Distillate ...

In this study, oxidative desulfurization (ODS) of modeled and real oil samples was investigated using manganese-dioxide-supported, magnetic-reduced graphene oxide nanocomposite (MnO 2 /MrGO) as a catalyst in the presence of an H 2 O 2 /HCOOH oxidation system. MnO 2 /MrGO composite was synthesized and characterized by scanning electron microscope (SEM), energy dispersive X-ray

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Process for desulfurization of petroleum distillates ...

2000-12-13  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.

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Desulfurization of petroleum fractions by oxidation and ...

Desulfurization of petroleum fractions by oxidation and solvent extraction 来自 Elsevier 喜欢 0 阅读量: 54 : F Zannikos,E Lois,S Stournas 展开 摘要: The known ability of several solvents to extract sulfur compounds selectively from ...

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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. The experimental results show that, the grain size in the range of experiment did not seem to influence desulphurization.

More

Deep adsorption desulfurization of liquid petroleum gas

2016-1-4  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 LPG. Several factors that

More

Reduction and Desulfurization of Petroleum Coke in

2019-5-26  Results showed that NH 3 -reducing desulfurization could significantly remove sulfur in the coke, and the best operation temperature was approximately 800 °C, at which more than 80% of organic sulfur could be removed. The physical and chemical indicators of petroleum coke after desulfurization were not affected.

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Petroleum Desulfurization – Chemical production and ...

2021-11-17  Published January 1969. This report is concerned with technology and costs for the desulfurization of petroleum stocks. Although the hydrodesulfurization of light and middle distillates such as gasoline, naphtha, kerosene, and gas oil is also evaluated, the emphasis here is on sulfur removal from the resid- ual fuel oil where there is a growing concern today because of air pollution.

More

PETROLEUM DESULFURIZATION - IHS Markit

Report No. 47 PETROLEUM DESULFURIZATION by SHIGEYOSHI TAKAOKA January 1969 A private report bs the PROCESS ECONOMICS PROGRAM I STANFORD RESEARCH INSTITUTE

More

Oxidative Desulfurization of Petroleum Distillate ...

2021-1-14  1. Introduction. Oxidative desulfurization (ODS) is currently enjoying popularity as a highly efficient and conveniently operating alternative or complementary to hydrodesulfurization (HDS) technique for resilient sulfur compounds removal from petroleum distillate fractions used as transportation fuels [1,2].The process is performed at ambient operating conditions in two steps, i.e., oxidation ...

More

Microbial Desulfurization of Petroleum. - CORE

2020-3-24  microbial desulfurization of petroleum. A theoretical approach was pre­ sented for obtaining cultures capable of removing organically bound sulfur from petroleum fractions of high organic sulfur content. Soil and liquid enrichments were made using soil from a storage area for high sulfur petroleum fractions. The flora was enriched with a ...

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Process for desulfurization of petroleum distillates ...

2000-12-13  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.

More

Desulfurization of petroleum fractions by oxidation and ...

Desulfurization of petroleum fractions by oxidation and solvent extraction 来自 Elsevier 喜欢 0 阅读量: 54 : F Zannikos,E Lois,S Stournas 展开 摘要: The known ability of several solvents to extract sulfur compounds selectively from ...

More

Deep adsorption desulfurization of liquid petroleum gas

2016-1-4  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 LPG. Several factors that

More

Oxidative Desulfurization of Petroleum Distillate ...

The optimal conditions for maximum removal of dibenzothiophene (DBT) from modeled oil samples were found to be efficient at 40 °C temperature, 60 min reaction time, 0.08 g catalyst dose/10 mL, and 2 mL of H2O2/formic acid, under which MnO2/MrGO exhibited intense desulfurization activity of up to 80%.

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Deep Desulfurization of Diesel Oil and Crude Oils by a ...

2020-12-17  The desulfurization product of benzonaphthothiophene was identified as α-hydroxy-β-phenyl-naphthalene. Resting cells could desulfurize diesel oil (total organic sulfur, 259 ppm) after hydrodesulfurization. The sulfur content of diesel oil was reduced by 94.5% by using the resting cell biocatalyst for 24 h at 30°C.

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Microbial Desulfurization of Organic Sulfur Compounds in ...

2014-5-20  (1999). Microbial Desulfurization of Organic Sulfur Compounds in Petroleum. Bioscience, Biotechnology, and Biochemistry: Vol. 63, No. 1, pp. 1-9.

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