IMPROVED METHOD OF PRODUCING OLEFINS AND BTC USING A REACTOR FOR CRACKING ALIPHATIC COMPOUNDS Russian patent published in 2019 - IPC C10G63/04 C10G57/00 C07C15/00 C07C15/67 C07C11/02 

Abstract RU 2698722 C1

FIELD: manufacturing technology.

SUBSTANCE: invention relates to a method of producing aromatic compounds, involving: reforming a stream of naphtha in a reforming zone under reforming conditions to form a reformer effluent containing aromatic compounds and non-aromatic compounds, wherein at least part of aromatic compounds contains alkyl groups; heating the effluent reformer stream and directing the reformer effluent directly to the acid cracking reaction zone; selective cracking of non-aromatic compounds and selective dealkylation of at least a portion of alkyl groups in aromatic compounds in the presence of an acid cracking catalyst in an acidic cracking reaction zone in acid cracking conditions to form a cracked reformer effluent stream containing aromatic compounds and cracked olefins cracked, wherein said acid cracking catalyst has an MFI type structure and does not contain a hydrogenating metal. Invention also relates to the device.

EFFECT: use of disclosed invention eliminates distillation columns.

10 cl, 3 dwg

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RU 2 698 722 C1

Authors

Frey, Stanley J.

Abrevaya, Hayim

Werba, Gregory R.

Dates

2019-08-29Published

2016-11-21Filed