EP 0013747 B1 19840222 - APPARATUS FOR THE CONTINUOUS EXTRUSION OF ELECTRICALLY CONDUCTIVE GRANULAR MATERIALS, PREFERABLY METAL POWDER
Title (en)
APPARATUS FOR THE CONTINUOUS EXTRUSION OF ELECTRICALLY CONDUCTIVE GRANULAR MATERIALS, PREFERABLY METAL POWDER
Publication
Application
Priority
DE 2903510 A 19790130
Abstract (en)
[origin: US4380473A] A process for the continuous extrusion of electrically conductive granulated materials, preferably powder metallurgy mateials, wherein the material is introduced into a duct of a die and is compressed and moved along the duct to and through a nozzle on the die by a punch movable in the duct, the material being sintered by heating it with electrical current passed therethrough via electrical connections made with the punch and nozzle.
IPC 1-7
IPC 8 full level
B21C 23/04 (2006.01); B22F 3/105 (2006.01); B22F 3/14 (2006.01); B22F 3/20 (2006.01); B22F 5/12 (2006.01); B30B 11/26 (2006.01)
CPC (source: EP US)
B22F 3/20 (2013.01 - EP US); B30B 11/26 (2013.01 - EP US)
Citation (examination)
US 3760137 A 19730918 - SHIMOJO T, et al
Designated contracting state (EPC)
AT FR GB IT
DOCDB simple family (publication)
EP 0013747 A1 19800806; EP 0013747 B1 19840222; AT E6348 T1 19840315; CS 222170 B2 19830527; DD 160099 A5 19830504; DE 2903510 B1 19800807; DE 2903510 C2 19810625; JP S55131105 A 19801011; JP S5834523 B2 19830727; SE 7910582 L 19800731; SU 1050552 A3 19831023; US 4380473 A 19830419; US 4420294 A 19831213; ZA 8091 B 19801231
DOCDB simple family (application)
EP 79105276 A 19791219; AT 79105276 T 19791219; CS 881679 A 19791214; DD 21857980 A 19800122; DE 2903510 A 19790130; JP 767480 A 19800125; SE 7910582 A 19791221; SU 2863758 A 19800104; US 11508280 A 19800124; US 32353781 A 19811120; ZA 8091 A 19800107