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921 612 documents amended

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EP 0299529 A3 19891108 - MILL, ESPECIALLY AN AGITATOR MILL

Title (en)

MILL, ESPECIALLY AN AGITATOR MILL

Publication

EP 0299529 A3 19891108 (DE)

Application

EP 88111435 A 19880715

Priority

DE 3723558 A 19870716

Abstract (en)

[origin: US4915307A] The inner wall of a grinding container (10) is made up of a plurality of ceramic rings (20; 46) which are held together by an enclsure (12). The ceramic rings (20; 46) may be made from case to case of a ceramic material, for example silicon nitride, adapted to the material to be ground and installed in the grinding container (10). They may comprise at their end faces (22, 24) interengaging profiles and/or be adhered together at their end faces (22, 24).

IPC 1-7

B02C 17/16

IPC 8 full level

B02C 17/16 (2006.01)

CPC (source: EP US)

B02C 17/16 (2013.01 - EP US)

Citation (search report)

[Y] DE 2931868 A1 19820401 - ANNAWERK GMBH [DE]
[Y] WO 8604526 A1 19860814 - SLEGTEN SA [BE]

Designated contracting state (EPC)

BE CH DE FR GB IT LI

DOCDB simple family (publication)

EP 0299529 A2 19890118; EP 0299529 A3 19891108; DE 3723558 A1 19890126; US 4915307 A 19900410

DOCDB simple family (application)

EP 88111435 A 19880715; DE 3723558 A 19870716; US 21932788 A 19880714