Rotary piston pump and casing half-shells for same
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United States of America Patent
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Jul 11, 2017
Grant Date -
Sep 12, 2013
app pub date -
Nov 16, 2011
filing date -
Nov 16, 2010
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Abstract
The invention relates to a rotary lobe pump for conveying a fluid medium containing solids, comprising an inlet and an outlet for the medium being conveyed, and further comprising a pump casing and two rotary lobes arranged in said pump casing and having intermeshing rotary lobe vanes. According to the invention, the pump casing has two opposite casing half-shells which seal the pump casing fluid-tightly. The casing half-shells are double-walled.
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