The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 22, 2022
Filed:
Dec. 05, 2017
Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian, CN;
Mao Ye, Dalian, CN;
Jibin Zhou, Dalian, CN;
Tao Zhang, Dalian, CN;
Jinling Zhang, Dalian, CN;
Yinfeng Zhao, Dalian, CN;
Xiangao Wang, Dalian, CN;
Jinming Jia, Dalian, CN;
Hailong Tang, Dalian, CN;
Zhongmin Liu, Dalian, CN;
Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Shahekou Dalian, CN;
Abstract
The present application discloses a method for partially regenerating a methanol to olefin catalyst, comprising: placing a deactivated methanol to olefin catalyst in a regenerator to carry out a partial regeneration reaction to obtain a regenerated catalyst; at least a portion of the regenerated catalyst has a coke amount of more than 1%. The present application discloses a methanol to olefin process, the methanol to olefin reaction is carried out in a fluidized bed with the use of a methanol to olefin catalyst, wherein at least a portion of the regenerated catalyst has a coke amount of more than 1%.