Method for off-loading incoherent material from a container and apparatus for the implementation of the method
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United States of America Patent
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Sep 25, 2001
Grant Date -
N/A
app pub date -
Dec 9, 1999
filing date -
Mar 29, 1999
priority date (Note) -
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Abstract
Method and apparatus for off-loading incoherent material from a container towards a user unit positioned inferiorly to the container itself, wherein the phases are implemented of connecting an outlet of the container to a superior extremity of a conduit connected with its other extremity to the user unit, to the outlet being associated a valve element and to the conduit being associated a plurality of shut-off elements mutually distanced along the conduit itself and each able to vary the amplitude of the passage existing inside the conduit itself between a condition of closure of the passage and a condition of maximum opening; placing all shut-off elements in the closure condition; causing the opening of the valve element; and of causing the progressive disposition of the shut-off elements, starting from the highest one and proceeding downward, from the closure condition to the maximum opening condition.
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