Spray drying methods and compositions thereof

Details Spray drying methods and compositions thereof Spray drying methods and compositions thereof

A - Human Necessities

61

K

A61K 9/14 (2006.01) A61K 9/16 (2006.01) A61K 9/72 (2006.01) A61K 31/167 (2006.01) A61K 31/58 (2006.01) A61K 9/00 (2006.01)

Patent

CA 2464656

A method and apparatus are provided for atomizing a liquid under dispersal conditions suitable for spray drying at a commercial plant scale. In one embodiment, a liquid atomizer has a structural body adapted for connection with a spray dryer and a plurality of atomizing nozzles. Each of the atomizing nozzles includes a liquid nozzle adapted to disperse a supply of liquid and a gas nozzle adapted to disperse a supply of gas. In another embodiment, a process for producing a powder blend of at least two target substances in a single processing step is provided.

L'invention concerne un procédé et un dispositif permettant d'atomiser un liquide dans des conditions de dispersion convenant au séchage par atomisation à l'échelle commerciale. Dans un mode de réalisation, un atomiseur de liquide comprend un corps principal conçu pour être raccordé à un séchoir-atomiseur, et une multitude de buses d'atomisation. Chacune de ces buses comprend une buse à liquide conçue pour diffuser une quantité de liquide et une buse à gaz conçue pour diffuser une quantité de gaz. Un autre mode de réalisation décrit dans cette invention concerne un procédé permettant de produire un mélange sec constitué d'au moins deux substances cibles lors d'une seule étape de traitement.

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