公开(公告)号：RO113344B1

公开(公告)日：1998-06-30

申请号：RO9501414

申请日：1995-08-01

Applicant: STANDARD OIL CO OHIO

Inventor： VINCENT G REILLING ,  JEFFREY E RINKER ,  TIMOTHY R MCDONEL ,  JOSEPH C SARNA

IPC: B01J8/24 ,  B01J12/02 ,  C01C3/02 ,  C07C253/24 ,  C07C253/26 ,  C07C253/34 ,  C07C255/08

Abstract: Redn. in the amt. of unreacted ammonia exiting the reactor in acrylonitrile mfr., comprises: (a) contacting with a fluid bed catalyst, in the lower portion of a fluid bed reactor, ammonia, O2 and a hydrocarbon comprising propylene or propane, to produce acrylonitrile; (b) feeding O2 free of any oxygenate cpds. into the upper portion of the fluid bed reactor, at a point where the additional O2 does not affect the reaction, but reacts with at least some of the unreacted ammonia; (c) cooling the reactor effluent contg. acrylonitrile by feeding into a water quench column; (d) removing unwanted impurities; and (e) recovering acrylonitrile from the quench column.