Sediment collection
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jul 17, 2001
Grant Date -
N/A
app pub date -
Jan 18, 2000
filing date -
May 15, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A stopper including a collection receptacle, characterized in that the stopper is provided with a valve that permits flow of sediments into said collection receptacle, wherein the valve may be closed to substantially trap the sediments in the collection receptacle and obstruct flow therefrom.
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