(19)
(11) EP 0 220 183 A1

(12)

(43) Date of publication:
06.05.1987 Bulletin 1987/19

(21) Application number: 85903415.0

(22) Date of filing: 31.05.1985
(51) International Patent Classification (IPC): 
D21D 1/ 20( . )
B02C 7/ 12( . )
(86) International application number:
PCT/SE1985/000228
(87) International publication number:
WO 1986/000546 (30.01.1986 Gazette 1986/03)
(84) Designated Contracting States:
AT DE FR GB SE

(30) Priority: 04.07.1984 SE 19840003543

(71) Applicant: SCA DEVELOPMENT AKTIEBOLAG
S-851 88 Sundsvall (SE)

(72) Inventor:
  • PETERSON, Per, Viking
    S-852 43 Sundsvall (SE)

   


(54) METHOD AT THE MANUFACTURE OF REFINER SEGMENTS