Down-flow catalytic cracking/ cracking reactor for processing heavy raw oil
Title：
Down-flow catalytic cracking/ cracking reactor for processing heavy raw oil
Application Number：
 200310117193
Application Date：
 2003/12/05
Announcement Date：
 2004/11/17
Pub. Date：
Publication Number：
 1546610
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 C10G 11/00
Applicant(s)：
 Tsinghua University
Inventor(s)：
 Wei Fei, Qian Zhen, Zhang Minghui
Key Words：
 Down-flow, catalytic cracking, reactor, raw oil, heavy
Abstract：
 The invention discloses a down-flow catalytic cracking/ cracking reactor for processing heavy raw oil, comprising a gas-solid parallel flow descending super short contact catalytic reactor, a steam stripping device, a cascade turbulent fluidized bed form first section regenerator and a lift tube form second section regenerator, wherein the second section regenerator is connected to the main unit of the reactor through a pre-lift tube.
Claim：
Priority：
PCT：
LegalStatus：
 2006-1-25Date of deemed withdrawal

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2008-4-17
  Selected patents owned by Tsinghua University filed in 2005 are loaded.
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