EP 0344655 A3 19901205 - METHOD FOR THE EXPLOSIVE GRINDING OF CELLULAR MATERIAL
Title (en)
METHOD FOR THE EXPLOSIVE GRINDING OF CELLULAR MATERIAL
Publication
Application
Priority
DE 3818915 A 19880603
Abstract (en)
[origin: EP0344655A2] The invention describes a method for the explosive grinding of cellular material, in which the material is subjected to compressed gas in a pressure chamber and then emptied out of the pressure chamber in portions, with explosive expansion, towards the grinding tools of a mill. <IMAGE>
IPC 1-7
IPC 8 full level
B02C 19/00 (2006.01); B02C 7/00 (2006.01); B02C 19/06 (2006.01); B02C 19/18 (2006.01); B02C 23/00 (2006.01)
CPC (source: EP US)
B02C 7/00 (2013.01 - EP US); B02C 19/0056 (2013.01 - EP US); B02C 19/06 (2013.01 - EP US); B02C 19/18 (2013.01 - EP US)
Citation (search report)
- [Y] US 3973733 A 19760810 - SWITZER GEORGE W
- [Y] DE 3231465 A1 19840301 - PASCHEDAG THEODOR
- [YD] DE 3347152 A1 19840705 - KOHLENSAEUREWERK DEUTSCHLAND [DE]
- [A] CH 381509 A 19640831 - BRUENDLER HANS [CH]
- [A] FR 1094977 A 19550525
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0344655 A2 19891206; EP 0344655 A3 19901205; EP 0344655 B1 19941130; AT E114505 T1 19941215; DE 3818915 A1 19891214; DE 58908672 D1 19950112; DK 271789 A 19891214; DK 271789 D0 19890602; FI 892726 A0 19890602; FI 892726 A 19891204; IL 90327 A0 19891215; JP H0226650 A 19900129; NO 174797 B 19940405; NO 174797 C 19940713; NO 892268 D0 19890602; NO 892268 L 19891204; PT 90580 A 19891229; PT 90580 B 19950301; TR 24740 A 19920306; US 4934608 A 19900619; ZA 894107 B 19900328
DOCDB simple family (application)
EP 89109583 A 19890527; AT 89109583 T 19890527; DE 3818915 A 19880603; DE 58908672 T 19890527; DK 271789 A 19890602; FI 892726 A 19890602; IL 9032789 A 19890517; JP 13938389 A 19890602; NO 892268 A 19890602; PT 9058089 A 19890517; TR 48189 A 19890602; US 36097889 A 19890602; ZA 894107 A 19890530