Global Patent Index - EP 0830897 B1

EP 0830897 B1 20010530 - Wear-resistant surface coating for rollers of high pressure roller mills for pressure milling of granular material

Title (en)

Wear-resistant surface coating for rollers of high pressure roller mills for pressure milling of granular material

Title (de)

Verschleissfeste Oberflächenpanzerung für die Walzen von Hochdruck-Walzenpressen zur Druckzerkleinerung körnigen Gutes

Title (fr)

Revêtement résistant à l'usure pour cylindres de broyeurs à cylindres à haute pression pour le broyage sous pression de matériau granulaire

Publication

EP 0830897 B1 20010530 (DE)

Application

EP 97112644 A 19970724

Priority

DE 19638237 A 19960919

Abstract (en)

[origin: EP0830897A1] The armour plating comprises a number of pins (11) with the mushroom configuration and which by its head (12) protrudes outwards from the roller body (10), and by its shank (13) is let into the corresponding recess or hole in the roller body. A free space (14) remains between the bottom of the hole and lower shank end. The seating face of the pin head lies flush with the roller surface or is countersunk in a recess (15).

IPC 1-7

B02C 4/30

IPC 8 full level

B02C 4/30 (2006.01)

CPC (source: EP US)

B02C 4/305 (2013.01 - EP US)

Designated contracting state (EPC)

DE DK

DOCDB simple family (publication)

EP 0830897 A1 19980325; EP 0830897 B1 20010530; DE 19638237 A1 19980326; DE 59703658 D1 20010705; DK 0830897 T3 20010806; US 5860609 A 19990119

DOCDB simple family (application)

EP 97112644 A 19970724; DE 19638237 A 19960919; DE 59703658 T 19970724; DK 97112644 T 19970724; US 93271997 A 19970918