Interstage liquor heater for plate type falling film evaporators

Details Interstage liquor heater for plate type falling film evaporators Interstage liquor heater for plate type falling film evaporators

1989-05-30

1990-07-31

Manoharan, Virginia

Concentrating evaporators

Film type

Moving film

159 201, 159 286, 159 431, 159 49, 159901, 159DIG8, 165113, 165115, 202174, 202236, 203 22, 203 27, 203 89, 203DIG8, B01D 100

Patent

active

049448390

ABSTRACT:
A falling film evaporator in which some plate elements have their upper portions surrounded by a hood to prevent feed liquor from contacting hot vapor generated in the evaporator and exchanging heat therewith by direct contact. Other elements are located outside the hood.

REFERENCES:
patent: 2960160 (1960-11-01), Goodman
patent: 3150028 (1964-09-01), Wennerberg
patent: 3307614 (1967-03-01), Rosenblad
patent: 3310105 (1967-03-01), Butt
patent: 3366158 (1968-01-01), Rosenblad
patent: 3933597 (1976-01-01), Barba et al.
patent: 4167437 (1979-09-01), Gilbert
patent: 4167454 (1979-09-01), Feres
patent: 4216002 (1980-08-01), Rosenblad
patent: 4586565 (1986-05-01), Hallstrom et al.
patent: 4764254 (1988-08-01), Rosenblad

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