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Poulsen et al., 1999 - Google Patents

Membrane sparger in bubble column, airlift, and combined membrane–ring sparger bioreactors

Poulsen et al., 1999

Document ID
1291845503909227124
Author
Poulsen B
Iversen J
Publication year
Publication venue
Biotechnology and bioengineering

External Links

Snippet

The bubble column and the two internal loop airlift reactors (riser/downcomer area ratios of 0.11 and 0.58) characterized in this study were equipped with a rubber membrane sparger, which produced small bubbles, giving high mass transfer coefficients. The low mixing …
Continue reading at analyticalsciencejournals.onlinelibrary.wiley.com (other versions)

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    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/02—Form or structure of the vessel
    • C12M23/04—Flat or tray type, drawers
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    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/02—Stirrer or mobile mixing elements
    • C12M27/04—Stirrer or mobile mixing elements with introduction of gas through the stirrer or mixing element
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    • C12M25/00—Means for supporting, enclosing or fixing the microorganisms, e.g. immunocoatings
    • C12M25/16—Particles; Beads; Granular material; Encapsulation
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    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/16—Vibrating; Shaking; Tilting
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    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/24—Gas permeable parts
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    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
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    • C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
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    • C12M21/02—Photobioreactors
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    • C12M25/00—Means for supporting, enclosing or fixing the microorganisms, e.g. immunocoatings
    • C12M25/02—Membranes; Filters
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    • C12N1/00—Micro-organisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving micro-organisms or compositions thereof; Processes of preparing or isolating a composition containing a micro-organism; Culture media therefor
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    • C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
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    • C12N11/04—Enzymes or microbial cells being immobilised on or in an organic carrier entrapped within the carrier, e.g. gel, hollow fibre

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