Liquid purification or separation – With means to add treating material – Chromatography
Patent
1996-04-01
1997-06-03
Therkorn, Ernest G.
Liquid purification or separation
With means to add treating material
Chromatography
2101983, 2105021, 210505, B01D 1508
Patent
active
056350600
ABSTRACT:
A solid phase extraction or chromatographic medium comprises a porous nonwoven fibrous matrix comprising at least one of polytetrafluoroethylene and blown microfibers, and sorptive or reactive hydrophobic siliceous molecular sieve particulates enmeshed in said matrix, the ratio of molecular sieves to matrix being in the range of 40:1 to 1:40.
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Hagen Donald F.
Hansen Paul E.
Markell Craig G.
Griswold Gary L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Sherman Lorraine R.
Therkorn Ernest G.
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