Presses – Methods – Forcing through constricted passage
Reexamination Certificate
2005-01-25
2005-01-25
Ostrager, Allen (Department: 3725)
Presses
Methods
Forcing through constricted passage
C100S042000, C419S066000
Reexamination Certificate
active
06845710
ABSTRACT:
A process for compressing metallic powder into a compact in a powder press which has a die-plate, a hydraulically operated upper ram and at least one hydraulically operated lower ram, wherein the lower ram is set to vibrations while the die-plate is being filled with metallic powder.
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“Hydraulic Powder Compacting Presses UPP” by Osterwalder AG, Industriering 4, CH3250 Lyss.
“Mikroprozessor gesteuertes hydraulisches Pressen in der Pulvermetallurgie aus Werkstatt und Betrieb” of 1986.
Baltruschat Udo
Ehrich Thorsten
Hauschild Ulf
Hinzpeter Jürgen
Pannewitz Thomas
Fette GmbH
Nguyen Jimmy
Ostrager Allen
Vidas Arrett & Steinkraus P.A.
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