发明授权
- 专利标题: Hydrocarbon catalytic cracking utilizing a precoked catalyst
- 专利标题(中): 使用预制催化剂的烃催化裂化
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申请号: US683764申请日: 1991-04-10
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公开(公告)号: US5158670A公开(公告)日: 1992-10-27
- 发明人: Ian A. Cody , Gordon F. Stuntz , William G. McKnight
- 申请人: Ian A. Cody , Gordon F. Stuntz , William G. McKnight
- 申请人地址: NJ Florham Park
- 专利权人: Exxon Research and Engineering Company
- 当前专利权人: Exxon Research and Engineering Company
- 当前专利权人地址: NJ Florham Park
- 主分类号: B01J29/08
- IPC分类号: B01J29/08 ; C10G11/18
摘要:
A catalytic cracking process is provided in which a zeolitic cracking catalyst having the structure of faujasite is first regenerated, then coked at a high catalyst to hydrocarbon weight ratio, and, subsequently utilized to crack a hydrocarbon feed boiling from about 430.degree.F. to 1050.degree. F. at a lower catalyst to hydrocarbon feed ratio.
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