Chemistry: molecular biology and microbiology – Apparatus – Bioreactor
Reexamination Certificate
2007-02-13
2007-02-13
Redding, David (Department: 1744)
Chemistry: molecular biology and microbiology
Apparatus
Bioreactor
C435S297200, C435S299100
Reexamination Certificate
active
10195848
ABSTRACT:
A triphasic bioreactor for physico-chemically treating a gas is disclosed. The triphasic bioreactor comprises a reaction chamber with a liquid and biocatalysts in suspension in the liquid, for catalyzing a reaction between the gas and the liquid to obtain a treated gas and a solution containing a reaction product. A gas bubbling means is provided in the reaction chamber for bubbling the gas to be treated into the liquid thereby dissolving the gas into the liquid and increasing a pressure inside the reaction chamber. The bioreactor further comprises a liquid inlet in fluid communication with the reaction chamber for receiving the liquid and filling the reaction chamber, a liquid outlet in fluid communication with the reaction chamber for releasing the solution and a gas outlet in fluid communication with the reaction chamber to release the treated gas. The bioreactor further comprises a retention device to retain the biocatalysts in the reaction chamber. The invention also concerns a process using the triphasic bioreactor. The triphasic bioreactor may advantageously be used for removing carbonic dioxide from a CO2-containing gas
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Dutil Frédéric
Parent Carmen
CO2 Solution Inc.
Redding David
Ware Fressola Van Der Sluys & Adolphson
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