Title: Fermenter
Application Number: 86104814 Application Date: 1986.06.20
Publication Number: 1008935 Publication Date: 1987.02.25
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C12M3/00
Applicant(s) Name: Celltech Ltd. (GB) 244-250 Bath Road, Slough, Berk Address:
Inventor(s) Name: Lesley Anne Wood;Philip William Thompson
Attorney & Agent: YANG HOUCHANG
Abstract:
    A continuous fermenter vessel such as an air-lift fermenter for receiving a suspension culture of cells, the vessel comprising; means for agitating a suspension culture received in a first portion of the vessel; a second portion of the vessel defining, in use, a static settling zone, at least part of the bottom of the second portion communicating with the first portion; an inlet means for the continuous supply of culture medium to the vessel; and an outlet for the continuous withdrawal of culture supernatant from the second portion of the vessel from a point spaced above the bottom of the second portion wherein, in use, cells settling in the second portion are returned to the agitated suspension culture, and culture supernatant having a lower concentration of cells than the suspension culture is withdrawn from the second portion.
Time: 11
<- Previous Patent:Oxygen free fermentor   |  Next Patent:Fermenter ->