Concentrating evaporators – Multiple effects – Superimposed
Patent
1978-02-16
1979-10-09
Yudkoff, Norman
Concentrating evaporators
Multiple effects
Superimposed
159 27B, 202174, B01D 126
Patent
active
041705149
ABSTRACT:
In a sea water desalination apparatus, the improvement consisting in the fact that the levels of sea water and fresh water in the several stages of the multistage installation are regulated by a device comprising a plurality of piezometric tubes in combination with cylindrical sleeves surrounding these tubes and having slots so proportioned as to give a preselected pressure drop.
REFERENCES:
patent: 3647638 (1972-03-01), Osdor
patent: 3820581 (1974-06-01), Machida et al.
patent: 3849259 (1974-11-01), Steinbruchel
Snamprogetti S.p.A.
Yudkoff Norman
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