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:
May. 26, 1992

Filed:

Oct. 12, 1990
Applicant:
Inventor:

Joseph J Bostjancic, Renton, WA (US);

Assignee:

Resources Conservation Co., Bellevue, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
159 42 ; 159 431 ; 159901 ; 209 12 ; 210196 ;
Abstract

An apparatus for use in an evaporator for selectively controlling the flow of solid particles within the evaporator. The apparatus includes a separation chamber having a plurality of apertures, each of which has a critical size. In the separation chamber, solid particles which are larger than a critical size are separated from the remainder of the solution. The separated particles exit the separation chamber via a bypass conduit for circulation directly to the sump of the evaporator for recombining with the separated liquid portion which passed through the separation chamber and was subsequently concentrated in the heat exchange tubes. The apparatus prevents solid particles from clogging the system and allows for continuous circulation of the solution and solid particles.


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