Co-injection mixing method and apparatus
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United States of America Patent
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Nov 25, 2008
Grant Date -
May 18, 2006
app pub date -
Nov 3, 2003
filing date -
Nov 5, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method and device (10) for mixing polyurethane-forming liquid chemical components for the production of polyurethane foams, in which positive use is made of the turbulency and swirling action caused by the injection of pressurized jets of chemical components, in order to provide a methodology tending to improve the mixing processes by impingement and by the turbulency induced by a pressure drop in conventional self-cleaning apparatuses.
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