Sealing device useful for providing air-seal self-controlled discharge of product from a process equipment such as a vertical shaft kiln
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United States of America Patent
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Nov 16, 1999
Grant Date -
N/A
app pub date -
Jun 7, 1996
filing date -
Jun 7, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
This invention relates to a sealing device useful for attachment to a process equipment such as vertical shaft kiln (VSK) for providing air-seal self-controlled discharge of product from the said equipment, which comprises a chamber (1) having at its top end an inlet (3) with flange (2) for fitting to the discharge chute of a process equipment and a discharge outlet (16) at its bottom end, the said chamber being provided with a partition wall (4) having an inlet gate (5) & a discharge gate (6) hinged to its top & bottom respectively, the free ends of the hinged gates being such as to sit on means (7) and (8) to provide air seal, means (9,10,11,12,13,14,15,17,18,19,20& SOL) being provided for simultaneous operation of the inlet & discharge gates, the said means [9(a) & (b) and SOL] being connected to a control circuit for actuating the movement of the gates, the discharge outlet being fitted onto a volumetric discharge unit (21) provided with means (22) for measuring the quantity of product discharge.
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Cited Art Landscape
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