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. 29, 2008
Filed:
Mar. 25, 2003
Peter Jan Nieuwenhuizen, Amersfoort, NL;
Marco Johannes Wilhelmus Frank, Groenlo, NL;
Gerrald Bargeman, Wageningen, NL;
Peter Jan Nieuwenhuizen, Amersfoort, NL;
Marco Johannes Wilhelmus Frank, Groenlo, NL;
Gerrald Bargeman, Wageningen, NL;
Akzo Nobel N.V., Arnhem, NL;
Abstract
The invention pertains to a method and an apparatus for removing a nitrogen oxide (NO) from a gas by bringing the gas into contact with a scrub liquid in a scrubber for converting the nitrogen oxide into molecular nitrogen (N), wherein the scrub liquid comprises a metal ion chelate and a biomass, after which at least a portion of the scrub liquid is subjected to a membrane separation process for separating at least part of the metal ion chelate, and the biomass and other solidified components, from dissolved components, wherein the membrane separation process comprises: