scholarly journals EXISTING TECHNOLOGIES AND PROSPECTS FOR THE DEVELOPMENT OF SYNTHESIS OF HYDROCARBONS WITH THE USE OF COBALT CATALYSTS

Author(s):  
E.A Bozhenko ◽  
◽  
A.I. Sobchinskij ◽  
M.G Zharkova ◽  
A.V. Olshevskaya

Fischer-Tropsch synthesis is the main process for the production of synthetic hydrocarbons. The raw material of the process is a mixture of CO and H2, called synthesis gas. The process is carried out using catalysts based on cobalt or iron, supported on carriers of various nature. The composition of the resulting product depends on the process conditions and the catalyst used. Hydrocarbon synthesis technologies are developed and introduced into production by both foreign and some Russian companies.

2020 ◽  
Vol 9 (1) ◽  
pp. 3-22
Author(s):  
Vladimir Z. Mordkovich ◽  
Lilia V. Sineva

Background: The Fischer-Tropsch Synthesis (FTS) remains an important process for motor fuel production from CO and H2. The composition of the FTS products (hydrocarbon mixtures) depends on the properties of a catalyst and on the process conditions. Summary: The introduction of zeolites into catalytic systems can alter the molecular weight distribution paving the way to tailor-made fuels, as was revealed by recent research results produced in the laboratories worldwide. The AlO4 and SiO4 tetrahedrons, which constitute the zeolites, are able to transfer electrons and ions in a way, which makes water-zeolite interfaces capable of initiating active carbonium ions. It was shown in a number of works that the water-zeolite interface plays a key role in diverting the FTS from the classical route. Conclusion: This review gives a critical analysis of literature data on the role of water-zeolite interfaces on FTS cobalt catalysts and on the interactions of hydrophobic and hydrophilic zeolites with water.


2021 ◽  
Author(s):  
Gisele Westphalen ◽  
Maria A. S. Baldanza ◽  
Antônio José de Almeida ◽  
Vera Maria Martins Salim ◽  
Mônica Antunes Pereira da Silva ◽  
...  

1990 ◽  
Vol 8 (9) ◽  
pp. 1037-1048
Author(s):  
Tan Shishao ◽  
Shanqquan Ju ◽  
Liang Shenzhao ◽  
Miao Maoqian ◽  
Guo Hanxian

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