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.
Patent No.:
Date of Patent:
Mar. 27, 1984
Filed:
Apr. 18, 1983
Applicant:
Inventor:
Robert Wang, Wissous, FR;
Assignee:
Midland-Ross Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 27 ; 55 72 ; 55264 ; 55269 ;
Abstract
A process is described for the separation of gaseous atmospheres in heat treatment plants, under atmosphere, especially in dip metal coating plants; this process being characterized by the fact that the gaseous atmosphere separation is performed near the coating metal bath and the heat treatment furnace by injecting a gas flow into an enclosed space connecting the heat treatment furnace to the metal bath in such a way that a part of this gas flow is conveyed to the furnace and the other part sweeps the bath neighboring zone, collects coating metal vapors, and is then exhausted and treated. Also described is a device for carrying out the above process.