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Charles S Alack: Closed system and container for dust free loading and unloading of powdered materials. Semi Bulk Systems, Koenig Senniger Powers and Leavitt, January 8, 1980: US04182386 (63 worldwide citation)

A closed system for filling a container with a load of powdered, granular, or other dry fluent material and for unloading the load substantially without the emission of dust to the atmosphere. The container has an opening in its top which may be sealingly secured to a filling head during during fill ...


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Alack Charles S: Traduction non-disponible, Closed system and container for dust free loading and unloading of powdered materials. Semi Bulk Systems, SMART & BIGGAR, March 31, 1981: CA1098458

A CLOSED SYSTEM AND CONTAINER FOR DUST FREELOADING AND UNLOADING OF POWDERED MATERIALS Abstract of the Disclosure A closed system for filling a container witha load of powdered, granular, or other dry fluentmaterial and for unloading the load substantiallywithout the emission of dust to the atmosphe ...