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Assessment of Kinetic Indicators of Coke Formation in the Course of Steam Cracking with the Use of Inhibitors

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Abstract

The decrease of coke formation in the steam cracking of hydrocarbon raw materials was studied with the use of the following inhibitors: dimethyl disulfide (DMDS), dimethyl sulfide (DMS), and dimethyl sulfoxide (DMSO). The influence of various factors on coke formation has been established: the amount of inhibitor (0–300 ppm), process temperature (750–600°C) and the water vapor/raw material ratio (0–1 kg/kg). The kinetic parameters of the process of reducing coke formation have been calculated.

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This work was supported by ongoing institutional funding. No additional grants to carry out or direct this particular research were obtained.

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Correspondence to A. B. Karpov, F. G. Zhagfarov or A. M. Gyul’maliev.

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The authors declare that they have no conflicts of interest.

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Translated by V. Makhlyarchuk

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Karpov, A.B., Zhagfarov, F.G. & Gyul’maliev, A.M. Assessment of Kinetic Indicators of Coke Formation in the Course of Steam Cracking with the Use of Inhibitors. Solid Fuel Chem. 57 (Suppl 1), S6–S11 (2023). https://doi.org/10.3103/S0361521923070030

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  • DOI: https://doi.org/10.3103/S0361521923070030

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