Concentrating evaporators – Multiple effects – Superimposed
Patent
1979-11-27
1982-06-15
Yudkoff, Norman
Concentrating evaporators
Multiple effects
Superimposed
159 13R, 202174, B01D 126
Patent
active
043349544
ABSTRACT:
This invention relates to an apparatus for the desalination of sea water or brine. The apparatus comprises one or more vertical columns divided into a number of cylindrical portions. Each portion constitutes one stage comprising one or more film evaporators formed by vertical tubes, a single brine collection tank of circular section provided with upper lateral apertures, a throttle system, one or more syphon tubes and one or more preheaters having vertical tubes expanded into the same tube plates as the vertical tubes of the film evaporators. The apparatus also comprises pipes and water boxes located inside the tanks for connecting the preheaters of the several stages, connecting pipes between the stages and a final tube bundle condenser positioned below the last stage.
REFERENCES:
patent: 3303106 (1967-02-01), Standiford, Jr.
patent: 3487873 (1970-01-01), Bromley et al.
patent: 3824154 (1974-07-01), Takada et al.
patent: 3824155 (1974-07-01), Takada
patent: 3961658 (1976-06-01), Pagani
Lagana Vincenzo
Pasero Riccardo
Tiraboschi Pietro
Snamprogetti S.p.A.
Yudkoff Norman
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