The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 14, 2004

Filed:

May. 03, 2001
Applicant:
Inventor:

Mauri Salmisuo, Tuusula, FI;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/22 ; C02F 1/20 ;
U.S. Cl.
CPC ...
B01D 1/22 ; C02F 1/20 ;
Abstract

In the production of water vapor, particularly in the production of especially clean water vapor, dissolved gases, mainly atmospheric gases, are removed from feed water ( ). The feed water is sprayed by a spray nozzle ( ) mounted in a hemispherical chamber ( ) in a spray pattern which matches an area of an upper end ( ) of an arrangement of vertical feed tubes of a falling film evaporator. The dissolved gases are liberated quickly from the sprayed droplets and removed through outlets ( ) in the hemispherical chamber. The sprayed droplets collect at the upper ends of the vertical evaporation channels and are distributed evenly thereamong before atmospheric gases can be redissolved.


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