Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Patent
1997-08-04
1999-05-25
Thornton, Krisanne
Chemical apparatus and process disinfecting, deodorizing, preser
Control element responsive to a sensed operating condition
422104, 436180, 436809, B01L 300
Patent
active
059067969
ABSTRACT:
A solid phase extraction plate includes a unitary tray having a plurality of spaced-apart discrete upstanding chambers molded therein with each chamber having a top opening and a bottom nozzle with downwardly tapering sidewalls extending between the top opening and the bottom nozzle. A plurality of solid phase extraction disks are provided and one secured in each of the plurality of chambers without the use of frits or retainer rings utilizing instead tapered sidewalls of the chamber for enabling a press fit of the disks therein.
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Blevins Dennis D.
Schultheis Stephen K.
Ansys, Inc.
Hackler Walter A.
Thornton Krisanne
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