公开(公告)号：US3576607A

公开(公告)日：1971-04-27

申请号：US3576607D

申请日：1968-04-11

Applicant: STANDARD OIL CO OHIO

Inventor： GUTTMANN ANDREW T ,  KONICEK MICHAEL G ,  GRIGSBY ALBERT J

IPC: C01C1/24 ,  C05C3/00 ,  B01D9/02 ,  C01B21/00

CPC classification number: C05C3/00 ,  C01C1/24

Abstract: A PROCESS IS DESCRIBED FOR THE RECOVERY OF FERTILIZER GRADE AMMONIUM SALTS IN HIGH YIELDS FROM ACRYLONITRILE WASTE WATER PROCESS STREAMS CONTAINING WATER-SOLUBLE ORGANIC TARS BY THE REMOVAL OF WATER AND VOLATILE ORGANIC MATTER FROM THE WASTE WATER PROCESS STREAMS IN THE PRESENCE OF A WATER MISCIBLE SOLVENT, RECOVERING THE SOLID AMMONIUM SALT FROM THE RESIDUAL AMMONIUM SALT-SOLVENT-TAR MIXTURE AND RECOVERING THE SOLVENT FOR RE-USE.