(19)
(11) EP 0 693 145 A1

(12)

(43) Date of publication:
24.01.1996 Bulletin 1996/04

(21) Application number: 94912988.0

(22) Date of filing: 31.03.1994
(51) International Patent Classification (IPC): 
D21C 11/ 00( . )
D21C 11/ 06( . )
 D21C 11/ 04( . )
D21C 11/ 12( . )
(86) International application number:
PCT/AT1994/000038
(87) International publication number:
WO 1994/023124 (13.10.1994 Gazette 1994/23)
(84) Designated Contracting States:
DE SE

(30) Priority: 05.04.1993 AT 19930000682

(71) Applicant: AUSTRIAN ENERGY & ENVIRONMENT SGP/WAAGNER-BIRO GmbH
A-1211 Wien (AT)

(72) Inventors:
  • BOBIK, Michael
    A-8021 Graz (AT)
  • CHYBIN, Dieter
    A-8021 Graz (AT)
  • GLASNER, Alfred
    A-8021 Graz (AT)
  • TAFERNER, Karin
    A-8021 Graz (AT)

   


(54) PROCESS FOR CONVERTING SODIUM SULPHATE