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:
Jul. 21, 1992
Filed:
May. 06, 1991
Applicant:
Inventors:
Thomas J Brockmann, Kirkwood, MO (US);
Arthur W Rice, O'Fallon, MO (US);
Assignee:
Permea, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 16 ; 55 68 ; 55158 ;
Abstract
An apparatus and process for dehumidification of a compressed gas using a membrane cartridge dryer wherein substantially dry gas is provided upon process startup without requiring purging of the membrane cartridge. In the apparatus, a back pressure regulator valve controls the release of compressed gas to the dryer and a check valve controls the release of the dry gas from the dryer.