EP 3766609 A1 20210120 - METHOD AND DEVICE FOR PURGING A PRODUCTION SPACE FOR METAL POWDER PRODUCTION
Title (en)
METHOD AND DEVICE FOR PURGING A PRODUCTION SPACE FOR METAL POWDER PRODUCTION
Title (de)
VERFAHREN UND VORRICHTUNG ZUM SPÜLEN EINES PRODUKTIONSRAUMS FÜR DIE METALLPULVERHERSTELLUNG
Title (fr)
PROCÉDÉ ET DISPOSITIF DE PURGE D'UN ESPACE DE PRODUCTION DE POUDRE MÉTALLIQUE
Publication
Application
Priority
EP 19020434 A 20190718
Abstract (en)
The present invention refers to a method and a device for purging a production space for metal powder production wherein a liquid inert cryogen is fed to the production space in order to reduce oxygen and/or moisture levels in the production space.
IPC 8 full level
CPC (source: EP)
B22F 9/082 (2013.01); B22F 9/10 (2013.01); B22F 2202/03 (2013.01); B22F 2999/00 (2013.01)
C-Set (source: EP)
B22F 2999/00 + B22F 2201/02 + B22F 2201/11 + B22F 2201/12 + B22F 2202/03 + B22F 2203/00
Citation (search report)
- [XAY] US 4897111 A 19900130 - JOENSSON SIGURD [DE], et al
- [XAY] JP S60215702 A 19851029 - IWATANI & CO
- [XAY] EP 0544068 A2 19930602 - MESSER GRIESHEIM GMBH [DE]
- [YA] US 2017305808 A1 20171026 - ANDERSON IVER E [US], et al
- [A] US 2002125591 A1 20020912 - JAYNES SCOT ERIC [US], et al
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DOCDB simple family (application)
EP 19020434 A 20190718