Dispensing assembly with an injector controlled gas environment
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United States of America Patent
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Feb 28, 2012
Grant Date -
Apr 8, 2010
app pub date -
Oct 2, 2008
filing date -
Oct 2, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus for dispensing fusible material onto a surface, wherein the fusible material is in molten form, is provided. The apparatus comprises a dispensing assembly comprising a seal structure. The seal structure controls dispensing of the fusible material. One or more gas injectors are coupled to the dispensing assembly. Each of the one or more gas injectors is adapted to inject at least one gas to the dispensing assembly for controlling a gas environment surrounding at least a portion of the seal structure. An oxidation rate of the fusible material is controlled as a function of at least one characteristic of the at least one gas.
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