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. 31, 1981
Filed:
Apr. 23, 1979
Applicant:
Inventors:
Hiroshi Nagai, Chofu, JP;
Tsuneo Okamoto, Tokyo, JP;
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55181 ; 55390 ;
Abstract
An apparatus for the continuous recovery of organic or inorganic solvent from a waste gas containing the solvent, which comprises an adsorption unit for causing the solvent present in the waste gas to be adsorbed on an activated carbon and a regeneration unit for simultaneously effecting the recovery of the adsorbed solvent and the regeneration of the activated carbon, characterized in that a moisture-desorption unit is interposed between the two units mentioned above, whereby the water content of the recovered solvent is kept down below 1%.