Pump impeller
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jan 4, 2005
Grant Date -
Apr 29, 2004
app pub date -
Oct 25, 2002
filing date -
Oct 25, 2002
priority date (Note) -
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Abstract
An impeller for a pump used for pumping liquid substances, such as waste water, said impeller containing at least one flow channel of a spatially curved shape, wherein the flow channel is of an evenly curved shape and, in the final portion of the channel, the flow channel meets itself, or another channel if the impeller has more than one flow channel. By using the impeller of the invention, a very high efficiency is achieved.
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