Drip prevention by flow reversing and/or overfill removal > By means reversing direction of flow > Siphonic return to supply > Patents

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Class Information
Number: 141/120
Name: Fluent material handling, with receiver or receiver coacting means > Drip prevention by flow reversing and/or overfill removal > By means reversing direction of flow > Siphonic return to supply
Description: Apparatus in which the filling means is provided with a flow line which is operative as a siphon after filling to return contents material from the receiver or from the shorter leg of such siphon to the supply source.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7591287	System and method for filling a seedcoat with a liquid to a selected level	Sep. 22, 2009
6538261	Wet line fluid removal system with optical sensor	Mar. 25, 2003
6070622	High speed aseptic filling machine	Jun. 6, 2000
5193593	Package filling method and apparatus	Mar. 16, 1993
4688610	Apparatus for dispensing particulate agglomerating solids	Aug. 25, 1987