(19)
(11) EP 0 346 415 A1

(12)

(43) Date of publication:
20.12.1989 Bulletin 1989/51

(21) Application number: 88910414.0

(22) Date of filing: 18.11.1988
(51) International Patent Classification (IPC): 
C03C 1/ 00( . )
C03C 13/ 06( . )
(86) International application number:
PCT/FI1988/000188
(87) International publication number:
WO 1989/004813 (01.06.1989 Gazette 1989/12)
(84) Designated Contracting States:
DE SE

(30) Priority: 27.11.1987 FI 19870005238

(71) Applicant: OUTOKUMPU OY
SF-00100 Helsinki 10 (FI)

(72) Inventors:
  • TUOVINEN, Frans, Heikki
    SF-28400 Ulvila (FI)
  • SALERVO, Aarno, Taneli
    SF-18150 Heinola (FI)

(74) Representative: Zipse + Habersack 
Kemnatenstrasse 49
D-80639 München
D-80639 München (DE)

   


(54) METHOD FOR MIXING FERROCHROMIUM SLAG IN ORDER TO PRODUCE FIRE-RESISTANT AND CHEMICALLY RESISTANT FIBER