Title:
軽質オレフィン類の収率を最大にするためのキャットナフサの再分解方法
Document Type and Number:
Japanese Patent JP4099254
Kind Code:
B2
Abstract:
The described invention comprises a process for increasing the yield of C3 and C4 olefins by injecting light cat naphtha (22) together with steam (24) into an upstream reaction zone (30) of a FCC riser reactor (32). The products of the upstream reaction zone (34) are conducted to a downstream reaction zone (36) and combined with fresh feed (30) in the downstream reaction zone.
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Inventors:
George Alexander Swan
Stephen Dennis Chalice
Stephen Dennis Chalice
Application Number:
JP36408797A
Publication Date:
June 11, 2008
Filing Date:
December 17, 1997
Export Citation:
Assignee:
EXXON RESEARCH AND ENGINEERING COMPANY
International Classes:
B01J29/90; C10G11/18; C10G35/14
Domestic Patent References:
| JP50041904A | ||||
| JP60184588A |
Attorney, Agent or Firm:
Kenji Kawabi