EP 0183017 B2 19910109 - SINTERING PROCESS FOR PREALLOYED TUNGSTEN POWDER
Title (en)
SINTERING PROCESS FOR PREALLOYED TUNGSTEN POWDER
Publication
Application
Priority
DE 3438547 A 19841020
Abstract (en)
[origin: US4698096A] This invention relates to a sintering process. More particularly, this invention relates to a process for preparing a sintered form having a tungsten content which comprises the steps of: (a) sintering a porous form of pressed tungsten alloy powders having a high tungsten content in solid phase, and (b) heat treating the sintered part from step (a) in a liquid phase.
IPC 1-7
IPC 8 full level
B22F 3/10 (2006.01); B22F 3/24 (2006.01); C22C 1/04 (2006.01); F42B 12/06 (2006.01)
CPC (source: EP US)
B22F 3/24 (2013.01 - EP US); C22C 1/045 (2013.01 - EP US); F42B 12/06 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0183017 A1 19860604; EP 0183017 B1 19880817; EP 0183017 B2 19910109; AT E36481 T1 19880915; DE 3438547 A1 19860430; DE 3438547 C2 19861002; DE 3564391 D1 19880922; JP S61104002 A 19860522; US 4698096 A 19871006
DOCDB simple family (application)
EP 85112578 A 19851004; AT 85112578 T 19851004; DE 3438547 A 19841020; DE 3564391 T 19851004; JP 23315885 A 19851018; US 78947985 A 19851021