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. 03, 2013
Filed:
Apr. 30, 2012
Christine M. Stanfel, Owensboro, KY (US);
Farina Diani Pangestu, Madisonville, KY (US);
Christine M. Stanfel, Owensboro, KY (US);
Farina Diani Pangestu, Madisonville, KY (US);
Ahlstrom Corporation, Helsinki, FI;
Abstract
Separation media, separation modules and methods are provided for separating water from a water and hydrocarbon emulsion and include a fibrous nonwoven coalescence layer for receiving the water and hydrocarbon emulsion and coalescing the water present therein as a discontinuous phase to achieve coalesced water droplets having a size of 1 mm or greater, and a fibrous nonwoven drop retention layer downstream of the coalescence layer having a high BET surface area of at least 90 m/g or greater sufficient to retain the size of the coalesced water droplets to allow separation thereof from the hydrocarbon.