Fluid sprinkling – spraying – and diffusing – With heating or cooling means for the system or system fluid – Heating means
Reexamination Certificate
2006-06-29
2009-12-29
Gorman, Darren W (Department: 3752)
Fluid sprinkling, spraying, and diffusing
With heating or cooling means for the system or system fluid
Heating means
C239S079000, C239S434500, C239S591000, C239S594000
Reexamination Certificate
active
07637441
ABSTRACT:
A cold gas spray gun is disclosed. The spray gun includes a high-pressure gas heater which has a pressure vessel through which gas flows and a heating element situated in the pressure vessel, as well as a mixing chamber in which particles can be admixed with the gas through a particle feed. A Laval nozzle is arranged downstream in the direction of flow of the gas and consists of a convergent section, a nozzle throat and a divergent section. The high-pressure gas heater and/or the mixing chamber is/are at least partially insulated on the inside in the areas of contact with the gas.
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patent: 2003/0219542 (2003-11-01), Ewasyshyn et al.
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Heinrich Peter
Kreye Heinrich
Richter Peter
Schmidt Tobias
Crowell & Moring LLP
Gorman Darren W
Linde Aktiengesellschaft
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