Disposable vacuum filtration funnel with integral prefilter
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United States of America Patent
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-
Mar 14, 2006
Issued Date -
N/A
app pub date -
May 30, 2002
filing date -
May 31, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A filtration funnel with integral prefilter usable for filtering fluids. The integral prefilter is disposed above the final filter which is sealed to the funnel. The prefilter may contain one or more layers of prefilter material, and is sealed to the funnel with one or more seal rings. The funnel may be used with either vacuum or pressure.
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Family
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Cited Art Landscape
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