公开(公告)号：US3528913A

公开(公告)日：1970-09-15

申请号：US3528913D

申请日：1968-10-22

Applicant: BASF AG

Inventor： APPELT WALTER ,  WEITZ HANS-MARTIN ,  GOLSER LEOPOLD

IPC: B01J3/04 ,  C01B21/26 ,  C02C5/02

CPC classification number: C01B21/26 ,  B01J3/04

公开(公告)号：US3592601A

公开(公告)日：1971-07-13

申请号：US3592601D

申请日：1968-10-22

Applicant: BASF AG

Inventor： GOLSER LEOPOLD ,  WEITZ HANS-MARTIN ,  APPELT WALTER

IPC: C01B7/09 ,  C01B7/10

CPC classification number: C01B7/096

Abstract: FOR THE SEPARATION OF BROMINE FROM GASEOUS MIXTURES WHICH, IN ADDITION TO BROMINE, CONTAIN OXIDES OF NITROGEN WITH LESS THAN PENTAVALENT NITROGEN AND WITH OR WITHOUT NITROSYL BROMIDE, AT LEAST AS MUCH OXYGEN IS ADDED AS IS NECESSARY FOR CONVERTING THE NITROGEN OF THE OXIDES OR NITROSYL BROMIDE INTO THE PENTRVALENT STATE. THESE MIXTURES ARE THEN TREATED WITH WATER OR DILUTE AQUEOUS NITRIC ACID.