Global Patent Index - EP 0417233 B1

EP 0417233 B1 19930609 - PROCESS FOR OPERATING A COAL-BASED FLUIDIZED BED COMBUSTOR AND FLUIDIZED BED COMBUSTOR

Title (en)

PROCESS FOR OPERATING A COAL-BASED FLUIDIZED BED COMBUSTOR AND FLUIDIZED BED COMBUSTOR

Publication

EP 0417233 B1 19930609 (DE)

Application

EP 90904768 A 19900330

Priority

DE 3910271 A 19890330

Abstract (en)

[origin: WO9012246A1] Some part (a) of the bed material is withdrawn continuously (9a, 10) from the lower region of the fluidized bed (20), cooled (11), screened (12, 13) on a belt (a') to obtain a particle size specific to the fluidized bed, and then recycled to the fluidized bed (15, 18).

IPC 1-7

F23C 11/02

IPC 8 full level

F23C 10/00 (2006.01); F23C 10/24 (2006.01); F23C 10/26 (2006.01); F23G 5/30 (2006.01)

CPC (source: EP US)

F23C 10/26 (2013.01 - EP US)

Citation (examination)

Chemical Engineering Progress, Vol. 80, No. 1, January 1984, (New York , US) W.R. Kelly et al:"Industrial application of fluidized-bed cogeneration system", pages 35-40, see page 39, figure 6

Designated contracting state (EPC)

AT BE DE DK ES FR GB IT NL

DOCDB simple family (publication)

WO 9012246 A1 19901018; AT E90436 T1 19930615; DE 3910271 A1 19901122; DE 59001691 D1 19930715; DE 8916174 U1 19941020; DK 0417233 T3 19931101; EP 0417233 A1 19910320; EP 0417233 B1 19930609; ES 2042288 T3 19931201; JP H03505779 A 19911212; US 5099801 A 19920331

DOCDB simple family (application)

DE 9000254 W 19900330; AT 90904768 T 19900330; DE 3910271 A 19890330; DE 59001691 T 19900330; DE 8916174 U 19890330; DK 90904768 T 19900330; EP 90904768 A 19900330; ES 90904768 T 19900330; JP 50489590 A 19900330; US 60230690 A 19901212