A METHOD AND AN EQUIPMENT FOR CLASSIFYING A GAS-SOLIDS FLOW COMING FROM A COUNTERJET PULVERIZER - Patent 0569420

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EP 0 569 420 A1

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(43)	Date of publication:
	18.11.1993 Bulletin 1993/46

(21)	Application number: 92903563.0

(22)	Date of filing: 29.01.1992

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International Patent Classification (IPC):

B02C 19/ 06^{( . )}
B02C 23/ 22^{( . )}
B07B 9/ 00^{( . )}

B02C 21/ 00^{( . )}
B02C 23/ 32^{( . )}

(86)	International application number:
	PCT/FI1992/000023

(87)	International publication number:
	WO 1992/012795 (06.08.1992 Gazette 1992/21)

(84)	Designated Contracting States:
	AT BE CH DE DK ES FR GB GR IT LI NL SE

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Priority:

29.01.1991 FI 19910000418

(71)	Applicant: OY FINNPULVA AB
	SF-33960 Pirkkala (FI)

(72)	Inventors:
	NIEMI, Jouko SF-33960 Pirkkala (FI) KAURAMÄKI, Tuomo SF-33720 Tampere (FI) LEHTIMÄKI, Jukka SF-33610 Tampere (FI)

(74)	Representative: Wennborg, Göte
	Kransell & Wennborg AB Box 27834 S-115 93 Stockholm S-115 93 Stockholm (SE)

(54)	A METHOD AND AN EQUIPMENT FOR CLASSIFYING A GAS-SOLIDS FLOW COMING FROM A COUNTERJET PULVERIZER