Liquid purification or separation – Filter – Within flow line or flow line connected close casing
Patent
1996-04-26
1999-04-20
Savage, Matthew O.
Liquid purification or separation
Filter
Within flow line or flow line connected close casing
210455, 210456, 2104934, 2104971, B01D 2706
Patent
active
058955747
ABSTRACT:
A filter apparatus includes a fluted filter element in a filter housing having a first open end and a second closed end. The filter element includes fluted filter media coiled into a cylindrical shape and may include an end cap for support and fluid control. Fluid flows into the open end and either around the filter to the closed and back through the filter element or through the filter element to the closed end and then back through a central opening in the filter element.
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Friedmann Francis A.
Gillingham Gary R.
Matthys Bernard A.
Risch Daniel T.
Wagner Wayne M.
Donaldson & Company, Inc.
Savage Matthew O.
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