Gas and liquid contact apparatus – Fluid distribution – Valved
Patent
1982-09-17
1984-09-25
Chiesa, Richard L.
Gas and liquid contact apparatus
Fluid distribution
Valved
122442, 2394173, 261 76, 261DIG10, B01F 304
Patent
active
044735120
ABSTRACT:
A skeletonized piston assembly in which a tube forms a piston shank and an enlarged thin disc has a peripheral edge which provides the piston skirt. A guide disc is spaced from the other disc and guides movement of the piston. Quick release fittings and a removable helical flight assembly adapt the heater for sanitary applications and easy clean-out.
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patent: 532374 (1895-01-01), Hermes
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patent: 2009577 (1935-07-01), Coppus
patent: 2151125 (1939-03-01), Lewis
patent: 2455498 (1948-12-01), Kern
patent: 3984504 (1976-10-01), Pick
patent: 4112131 (1978-09-01), Bosy et al.
patent: 4237620 (1980-12-01), Black
Mayo Richard A.
Pick Alan E.
Chiesa Richard L.
Pick Heaters, Inc.
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