Refractory ceramic gas purging element
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United States of America Patent
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Jan 9, 2018
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N/A
app pub date -
Mar 2, 2015
filing date -
May 5, 2014
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Abstract
Refractory ceramic gas purging element, comprising: a refractory ceramic body, a chamber is arranged at the first end (10u) of the refractory ceramic body (10), which chamber extends over at least 50% of the cross section of the refractory ceramic body at its first end, a gas feeding line enters into said chamber, at a distance to said refractory ceramic body, at a section towards the refractory ceramic body the chamber is at least partially permeable to gas, the chamber comprises at least one plate, which is freely moveable in an axial direction of the gas purging element between a first end position and a second end position, the plate is dimensioned, shaped and placed in the chamber such that a gas flow from the gas feeding line through said chamber up to the first end is even secured when the plate is in its second end position.
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