EP 0034159 A1 19810826 - PROCESS FOR INCREASING THE DISPERSION AND HOMOGENEITY OF PLASTIC OR COLOURING MATERIAL IN INJECTION MOLDING MACHINES OR EXTRUDERS.
Title (en)
PROCESS FOR INCREASING THE DISPERSION AND HOMOGENEITY OF PLASTIC OR COLOURING MATERIAL IN INJECTION MOLDING MACHINES OR EXTRUDERS.
Title (de)
VERFAHREN ZUR VERBESSERUNG DER VERTEILUNG UND HOMOGENISIERUNG VON KUNSTSTOFF- ODER FÄRBEMATERIAL IN SPRITZGUSSMASCHINEN ODER EXTRUDERN.
Title (fr)
PROCEDE POUR ACCROITRE LA DISPERSION ET L'HOMOGENEITE DE MATERIAUX PLASTIQUES OU COLORES DANS DES MACHINES DE MOULAGE PAR INJECTION OU DANS DES EXTRUDEUSES.
Publication
Application
Priority
SE 7907120 A 19790827
Abstract (en)
[origin: WO8100525A1] Dispersion device for plastic or colouring material comprising means (11) for feeding the material under pressure. In front of the said means a dispersion valve is arranged with a spring washer (18; 18'; 29) arranged as a non-return valve engaging a seat (14; 14'; 24, 26).
Abstract (fr)
Un dispositif de dispersion pour materiau plastique ou colorant comprend des moyens (11) d'alimentation en materiau sous pression. Devant ces moyens une soupape de dispersion est disposee avec un rondelle-ressort (18; 18'; 29) jouant le role d'un clapet anti-retour engageant un siege (14; 14'; 24, 26).
IPC 1-7
IPC 8 full level
B01F 23/47 (2022.01); B29B 7/32 (2006.01); B29B 7/42 (2006.01); B29B 7/80 (2006.01); B29B 7/86 (2006.01); B29C 45/52 (2006.01); B29C 45/58 (2006.01); F16K 15/14 (2006.01); B29C 48/09 (2019.01); B29C 48/10 (2019.01)
CPC (source: EP)
B29B 7/32 (2013.01); B29B 7/421 (2013.01); B29C 45/52 (2013.01); B29C 45/581 (2013.01); B29C 48/362 (2019.01); B29C 48/09 (2019.01); B29C 48/10 (2019.01); B29C 2045/524 (2013.01)
Designated contracting state (EPC)
AT CH DE FR GB LI LU NL
DOCDB simple family (publication)
WO 8100525 A1 19810305; AU 6226280 A 19810318; EP 0034159 A1 19810826; JP S56501194 A 19810827; SE 426785 B 19830214; SE 7907120 L 19810228
DOCDB simple family (application)
SE 8000218 W 19800827; AU 6226280 A 19800827; EP 80901623 A 19810309; JP 50193780 A 19800827; SE 7907120 A 19790827