FREEZING OF BIOLOGICAL PRODUCTS

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FREEZING OF BIOLOGICAL PRODUCTS
Publication Number: WO/2006/134448 International Application No.: PCT/IB2006/001542
Publication Date: 21.12.2006 International Filing Date: 09.06.2006

Int. Class.: C12N 1/04 (2006.01), F25D 3/11 (2006.01)
Applicants: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE [FR/FR]; 75, quai d'Orsay, F-75321 Paris Cedex 07 (FR) (All Except US).
BRAHMBHATT, Sudhir [US/US]; 1700 Countrytop Court, Glencoe, MO 63038 (US) (US Only).
Inventor: BRAHMBHATT, Sudhir [US/US]; 1700 Countrytop Court, Glencoe, MO 63038 (US).
Priority Data: 60/690,532 14.06.2005 US
11/277,996 30.03.2006 US
Abstract:
The application describes an apparatus for freezing biological products. The apparatus comprises: a source of cryogenic liquid, a conveyor (61) for moving a plurality of vials containing the biological product (60) towards a trough (65) and means (63) for directing said cryogenic liquid to said trough, wherein at least some of said plurality of vials becomes partially immersed in said cryogenic liquid. The source of cryogenic liquid is also connected to a plurality of systems such as a cryocooling system, a cryogrinding system, an inerting and blanketing unit, a lyophilization unit and a fermentation unit.