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:
Sep. 09, 2003
Filed:
Nov. 10, 2000
Applicant:
Inventors:
John H. Burban, Lake Almo, MN (US);
Robert O. Crowder, Little Canada, MN (US);
Assignee:
Porous Media Corporation, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 5/322 ; B01D 6/302 ;
U.S. Cl.
CPC ...
B01D 5/322 ; B01D 6/302 ;
Abstract
A compressed gas system utilizing a membrane air dryer is shown wherein, during unloading, additional sweep gas is provided to the membrane air dryer to prevent excess moisture from being introduced into the accumulator at the end of each unloading cycle. A membrane air drier for use in such system is also described.