EP 0148915 A1 19850724 - METHOD FOR FOAMING FLY ASH.
Title (en)
METHOD FOR FOAMING FLY ASH.
Title (de)
VERFAHREN ZUM AUFSCHÄUMEN VON FLUGASCHE.
Title (fr)
PROCEDE D'ECUMAGE DE CENDRES VOLANTES.
Publication
Application
Priority
- DE 3324936 A 19830711
- DE 3339381 A 19831029
Abstract (en)
[origin: WO8500361A1] Method for foaming fly ash, wherein a mixture of fly ash and 2 to 3 % by weight of ferro-silicon nitrite foams at a temperature higher than 1250<o>C and lower than 1400<o>C.
Abstract (fr)
Procédé d'écumage de cendres volantes, où un mélange de cendres volantes et de 2 à 3% en poids de nitrite de ferro-silicium écume à une température supérieure à 1250 et inférieure à 1400oC.
IPC 1-7
IPC 8 full level
C04B 18/02 (2006.01); C04B 18/08 (2006.01); C04B 38/02 (2006.01)
CPC (source: EP)
C04B 18/027 (2013.01); C04B 18/085 (2013.01); C04B 38/02 (2013.01); F27M 2001/16 (2013.01); Y02W 30/91 (2015.05)
C-Set (source: EP)
Citation (search report)
See references of WO 8500361A1
Designated contracting state (EPC)
AT BE CH DE FR GB LI
DOCDB simple family (publication)
WO 8500361 A1 19850131; AU 3103784 A 19850207; DK 337484 A 19850112; DK 337484 D0 19840710; EP 0148915 A1 19850724; FI 842679 A0 19840704; FI 842679 A 19850112; IT 1237347 B 19930531; IT 8421830 A0 19840711; MX 172618 B 19940103; NO 842809 L 19850114
DOCDB simple family (application)
EP 8400204 W 19840705; AU 3103784 A 19840705; DK 337484 A 19840710; EP 84902705 A 19840705; FI 842679 A 19840704; IT 2183084 A 19840711; MX 20196484 A 19840710; NO 842809 A 19840710