Alstom Technology Limited

General Electric Technology Gmbh

Rameshwar S Hiwale

Joseph Paul Naumovitz

Sanjay Kumar Dube

Frederic Vitse

Frederic Zenon Kozak

David James Muraskin

Peter Ulrich Koss

Arlyn V Petig

Ulrich Koss

Joseph P Naumovitz

Michael C Balfe

Ritesh Agarwal

Geert Versteeg

A method for capturing ammonia present in combustion flue gas subjected to carbon dioxide removal, using a water wash unit () included in a chilled ammonia process, comprises:

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A process and system () for removing contaminants from a solution to regenerate the solution within the system. The process includes providing a solution () from a wash vessel () to a stripping column (), the solution () including contaminants removed from a flue gas stream () present in the wash vessel () and contacting the solution with steam () inside the stripping column () thereby removing the contaminants from the solution and regenerating the solution. The stripping column () is operated at a pressure less than about 700 kilopascal.

Method and system for regenerating a solution used in a wash vessel

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Knoxville, TN, United States of America

Rameshwar S Hiwale