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:
May. 22, 2001
Filed:
Jul. 09, 1999
Applicant:
Inventor:
Hans Erdmannsdoerfer, Dobel, DE;
Assignee:
Filterwerk Mann & Hummel GmbH, Ludwigsburg, DE;
Primary Examiner:
Int. Cl.
CPC ...
B03C 3/017 ;
U.S. Cl.
CPC ...
B03C 3/017 ;
Abstract
The invention concerns a filter insert for separating oil out of a flow of gas; the filter insert (,) comprising a pure gas side (,) and an untreated gas side (,) as well as support means (,) and at least two separation zones (,) of different degrees of fineness.