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:
Oct. 24, 2017
Filed:
Nov. 08, 2006
Chuanfang Yang, Eden Prairie, MN (US);
Kirit Patel, Bridgewater, NJ (US);
Robert Pannepacker, Ambler, PA (US);
Chuanfang Yang, Eden Prairie, MN (US);
Kirit Patel, Bridgewater, NJ (US);
Robert Pannepacker, Ambler, PA (US);
Donaldson Company, Inc., Minneapolis, MN (US);
Abstract
The present invention relates to systems, articles, and methods for removing water from hydrocarbon fluids. In an embodiment, the invention includes a water/fuel separation system including a filter housing and a filter element disposed within the filter housing. The filter element can include a separation article including a porous polymer layer having and a porous substrate comprising a hydrophobic surface. In an embodiment, the invention includes a filter element for separating emulsified water from a hydrocarbon fluid. In an embodiment, the invention includes a method for filtering water out of a hydrocarbon fluid including passing a hydrocarbon fluid through a separation article including a polymer layer comprising polytetrafluoroethylene; and a porous substrate comprising a hydrophobic surface, the polymer layer disposed on the porous substrate.