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. 31, 1983

Filed:

Nov. 06, 1981
Applicant:
Inventor:

Floyd W Carmichael, Greensboro, NC (US);

Assignee:

Air Conditioning Corporation, Greensboro, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 39 ; 55 41 ; 55 48 ; 55164 ; 55186 ; 55193 ; 122488 ; 122489 ;
Abstract

An improvement in a high pressure condensate return unit and a method of using such a unit are disclosed. In a high pressure condensate return vessel of the type which includes a receiver portion and a deaeration portion for separating non-condensible gases from the steam condensate for venting from the vessel, the improvement includes a throttle valve responsive to the level of condensate within the vessel for controlling the amount of condensate returned directly to a steam boiler or recirculated to the interior of the unit. When fully open, the throttle valve substantially causes all of the condensate pumped from the outlet of the vessel to be returned to the vessel for deaeration, whereas when the throttle valve is fully closed, all of the condensate is provided directly to the boiler.


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