PROCESS FOR PRODUCING ANHYDROUS ALKALI SULFIDE
Application 607/KOL/2003 published 2006-05-12, filed 2003-12-01
The invention concerns a process and device for producing anhydrous alkali sulfide, wherein an alkali sulfide solution, alkali sulfide suspension, alkali sulfide dispersion or alkali water of crystallization melt is dried by spray drying with inert drying gas loaded with water vapour. (FIG.1)
Applicant
DEGUSSA AG
BENNIGSENPLATZ 1, DE-40474 DUSSELDORF, GERMANY
Inventor
(1) ALT, HANS CHRISTIAN (2) GOLZ, ANDREAS (3) ALIG, ALFRED
International Info
Classification: C01B 17/22
Priority Information
102 56 531.7 GERMANY 2002-12-04