Gunning apparatus
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United States of America Patent
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Oct 25, 1988
Grant Date -
N/A
app pub date -
May 7, 1987
filing date -
May 7, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Gunning apparatus adapted to be carried by a mobile device such as a fork lift truck and inserted in a side door of a furnace such as an electric furnace and used to gun refractory material onto the inside surface of the furnace lining comprises a boom with one end adapted to be attached to the mobile device and the other end carrying a spray nozzle which can be rotated about a vertical axis, the boom also carrying channels to convey, separately, refractory and water to a mixer where the refractory and water are admixed, a channel to carry the admixture to the spray nozzle, and a motor to rotate the spray nozzle.
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