Process for production of aromatic hydrocarbons

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United States of America Patent

PATENT NO 4962251
SERIAL NO

07462298

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Abstract

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A process for producing aromatic hydrocarbons in a high yield by introducing a naphtha fraction the cyclopentane content of which is controlled to not more than 1% by weight, or the methylpentane content is controlled to not more than 10% by weight, in a catalytic reaction tower, and contacting with a catalyst comprising a large pore zeolite containing at least one of Group VII metals of the Periodic Table. In this process, the catalyst cycle is greatly lengthened.

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Patent Owner(s)

Patent OwnerAddress
IDEMITSU KOSAN CO LTD2-1 OTEMACHI 1-CHOME CHIYODA-KU TOKYO 100-8321

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Katsuno, Hisashi Sodegaura, JP 12 180
Murakawa, Takashi Sodegaura, JP 7 201
Takahashi, Nobuyuki Sodegaura, JP 316 4437
Yamamoto, Takashi Sodegaura, JP 951 10608
Yoneda, Toshikazu Sodegaura, JP 10 106

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