Patent ID: 6723555
Filing Date: 2004-04-20
Classification: B01J,B01L,C12M,C40B,Y10S

Abstract:
A fermentor head for multiple sample fermentation, the fermentor head comprising:(a) a dispensing plate that comprises a top portion and a bottom portion, wherein the bottom portion and the top portion are joined together such that a hollow space exists between the top portion and the bottom portion; (b) an array of sample vessel areas located in a bottom surface of the bottom portion, which sample vessel areas each comprise a recess and are positioned to correspond to an array of sample vessels; (c) an array of cannulas that are in fluid communication with the hollow space and protrude from a bottom surface of the dispensing plate through the sample vessel areas, wherein at least one cannula of the array of cannulas extends into a liquid in a sample vessel when the sample vessel is positioned in a sample vessel area through which the cannula protrudes; and (d) a gas inlet in fluid communication with the hollow space for delivering gas into a plurality of sample vessels via the cannulas during fermentation.