AIR BLAST VALVE
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United States of America Patent
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Issued Date -
Sep 5, 2019
app pub date -
May 21, 2019
filing date -
Nov 21, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
Described is a blast valve comprising a frame (1) having a first elongated side member (2), a second elongated side member (3), an elongated bottom member (4), and an elongated top member (5). A plurality of parallel rows of closure devices (7) arranged in the frame (1). The first elongated side member (2) being attached to the elongated bottom member (4) and to the elongated top member (5) by external fastening means (8), and the second elongated side member (3) being attached to the elongated bottom member (4) and to the elongated top member (5) by external fastening means (8).
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