Concentrating evaporators – Closed evaporating chambers – Indirectly heated
Patent
1975-05-29
1978-10-10
Yodkoff, Norman
Concentrating evaporators
Closed evaporating chambers
Indirectly heated
159DIG15, 159DIG13, 165142, 203 86, B01D 100
Patent
active
041194853
ABSTRACT:
Apparatus for effecting heat interchange of fluids, at least one of the fluids containing dispersed or dissolved solids, said apparatus having one or more fluids contacted surfaces which are (1) preferentially oil wettable and (2) substantially zero water adsorbent, wherein the contacted surface or surfaces comprise fluorocarbon polymers, preferably FEP fluorinated hydrocarbon resin, and (3) means for supplying oil or the like to said contacted surface or surfaces, to prevent adherence of solids thereto.
REFERENCES:
patent: 2499608 (1950-03-01), Rink
patent: 2714139 (1955-07-01), Yula
patent: 2903243 (1959-09-01), Erwin
patent: 3050786 (1962-08-01), St. John et al.
patent: 3489209 (1970-01-01), Johnson
patent: 3502141 (1970-03-01), Allen
Austral-Erwin Engineering Company
Yodkoff Norman
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