Aromatic hydrocarbons alkylation and liquid-solid circulating fluidized bed for alkylation

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United States of America Patent

PATENT NO 5789640
SERIAL NO

08569234

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Abstract

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Disclosed is a process for continuous alkylation of aromatics or their derivatives in the presence of a solid acid catalyst in a liquid-solid circulating fluidized bed system, said system comprising a liquid-solid cocurrent upflow reactor, a sedimentation washing tower for the used catalyst, a liquid-solid cocurrent upflow regenerator, a sedimentation washing tower for the regenerated catalyst, and two vortical liquid-solid separators. By regeneration of the used catalyst, continuous alkylation process is achieved in this system.

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Patent Owner(s)

Patent OwnerAddress
TSINGHUA UNIVERSITYHAIDIAN DISTRICT BEIJING 100084
CHINA PETRO-CHEMICAL CORPORATION6A HUIXIN DONG STREET CHAOYANG DISTRICT BEIJING CHINA 100029
RESEARCH INSTITUTE OF PETROLEUM PROCESSING SINOPEC18 XUEYUAN ROAD HAIDIAN DISTRICT BEIJING 100083 P R

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Da, Zhijian Beijing, CN 24 304
He, Mingyuan Beijing, CN 16 239
Jin, Yong Beijing, CN 64 418
Liang, Wugeng Beijing, CN 63 309
Min, Enze Beijing, CN 13 100
Wang, Zhanwen Beijing, CN 4 140
Yu, Zhiging Beijing, CN 1 11

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