End seal for rotary treating drum

Apparatus for preventing the escape of volatile treating agents into ambient air from a rotary treating drum used in treatment of particulate solids such as tobacco is disclosed. The apparatus comprises a flange on each end of the drum against which a washer is urged while a gas, such as air, is int...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CONRAD, LUCAS J
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Apparatus for preventing the escape of volatile treating agents into ambient air from a rotary treating drum used in treatment of particulate solids such as tobacco is disclosed. The apparatus comprises a flange on each end of the drum against which a washer is urged while a gas, such as air, is introduced between each flange and its associated washer ring.