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Effect of the Iron Oxide Content in Bentonite Clay Incorporated into a Catalytic System on the Sulfur Distribution in the Products of Cracking from Model Sulfur-Containing Feedstock Full article

Journal Catalysis in Industry
ISSN: 2070-0504 , E-ISSN: 2070-0555
Output data Year: 2023, Volume: 15, Number: 2, Pages: 175-181 Pages count : 7 DOI: 10.1134/s2070050423020022
Tags catalytic cracking, regeneration, bentonite clay, iron oxides, sulfur oxides
Authors Bobkova T.V. 1 , Dmitriev K.I. 1 , Potapenko O.V. 1 , Doronin V.P. 1 , Sorokina T.P. 1
Affiliations
1 Center of New Chemical Technologies, Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences, Omsk, 644040 Russia

Funding (1)

1 Ministry of Science and Higher Education of the Russian Federation 0239-2021-0006

Abstract: The effect of adding clay with different contents of iron oxides to a catalytic cracking system on the distribution of feedstock sulfur in synthesized products and the amount of sulfur oxides formed during the regeneration of coked catalyst after the cracking of a model sulfur-containing feedstock with a sulfur content of 10000 ppm, derived from 2-methylthiophene or benzothiophene has been studied. The fraction of the feedstock sulfur converted into liquid products and coke can be seen to grow when a sulfur-containing component with a higher molecular weight is used. Raising the content of iron oxide in the catalyst from 0.61 to 1.53 wt % increases the yield of liquid products during the cracking of a model feedstock, reduces the conversion of a model hydrocarbon. The yield of coke on the catalyst grows from 3.8 to 5.2 wt %, and the fraction of feedstock sulfur converted into SO2 quadruples.
Cite: Bobkova T.V. , Dmitriev K.I. , Potapenko O.V. , Doronin V.P. , Sorokina T.P.
Effect of the Iron Oxide Content in Bentonite Clay Incorporated into a Catalytic System on the Sulfur Distribution in the Products of Cracking from Model Sulfur-Containing Feedstock
Catalysis in Industry. 2023. V.15. N2. P.175-181. DOI: 10.1134/s2070050423020022 WOS Scopus РИНЦ OpenAlex publication_identifier_short.sciact_ihcp_identifier_type
Original: Бобкова Т.В. , Дмитриев К.И. , Потапенко О.В. , Доронин В.П. , Сорокина Т.П.
Влияние содержания оксида железа в бентонитовой глине каталитической композиции на распределение серы в получаемых продуктах крекинга модельного серосодержащего сырья
Катализ в промышленности. 2022. Т.22. №4. С.58-65. DOI: 10.18412/1816-0387-2022-4-58-65 РИНЦ AN OpenAlex publication_identifier_short.sciact_ihcp_identifier_type
Dates:
Submitted: Jan 17, 2022
Accepted: Mar 2, 2022
Published print: Jun 17, 2023
Published online: Jun 17, 2023
Identifiers:
Web of science: WOS:001012592000006
Scopus: 2-s2.0-85162718618
Elibrary: 53990995
OpenAlex: W4381057033
publication_identifier.sciact_ihcp_identifier_type: 4191
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