Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Patent
1986-08-08
1988-05-17
Lacey, David L.
Chemical apparatus and process disinfecting, deodorizing, preser
Control element responsive to a sensed operating condition
422 70, 7386413, 7386414, 7386418, 604187, 604190, 604208, 604218, B01L 302, G01N 114
Patent
active
047449551
ABSTRACT:
An adjustable volume sampler or syringe comprises a pair of barrels axially aligned and retained together by complementary screw threads. The volume is controlled by relative rotation of the barrels. Coupling mechanisms are provided at an outlet end of one of the barrels for attaching a second cylinder or other accessories.
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Becton, Dickinson Co., "Now Take Your Choice" (1962), New Jersey.
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