Chemistry: molecular biology and microbiology – Micro-organism – per se ; compositions thereof; proces of...
Reexamination Certificate
2007-10-09
2007-10-09
Weber, Jon (Department: 1657)
Chemistry: molecular biology and microbiology
Micro-organism, per se ; compositions thereof; proces of...
C261S121100
Reexamination Certificate
active
10985913
ABSTRACT:
A sparger for delivering fluid comprising a sparger pipe for carrying the fluid from a fluid source and downwardly directed nozzles to direct the delivery of fluid is disclosed. A substantially vertical connection pipe connects the sparger to the nozzles. Also, a method of delivering oxygen to an oxygen-depleted zone in the bottom of the fermenter using the sparger is disclosed.
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Hampsch Robert J.
Praxair Technology Inc.
Srivastava Kailash C.
Weber Jon
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