Apparatus for plasma treatment of fine grained materials
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United States of America Patent
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Sep 23, 1997
Grant Date -
N/A
app pub date -
Jul 5, 1995
filing date -
Jul 5, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
'An apparatus for plasma treating fine-grained materials, having a receptacle that can be evacuated and that accepts and agitates the materials to be treated, and having an electromagnetic device that comprises an excitation device and electrodes and to activate a process gas filling the space of the receptacle means to form a plasma, wherein the receptacle has a conveyor which conveys the material from one end to another end and is configured for continuous admission and discharge of the material and admission and discharge of the process gas, but that is otherwise hermetically closed, and at which or in which the electromagnetic excitation device that effects the plasma formation within the conveyor is arranged.'
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