Bulk freeze drying using spray freezing and stirred drying

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United States of America Patent

PATENT NO 9052138
APP PUB NO 20130118026A1
SERIAL NO

13811937

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Abstract

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A freeze dryer processes bulk powder products. The freeze dryer freezes the product by mixing an atomized spray of product with sterile liquid nitrogen. The resultant powder is freeze dried in a vessel, and the vessel contents is agitated to maintain product contact with heated vessel wall and to prevent agglomeration.

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Patent Owner(s)

Patent OwnerAddress
IMA LIFE NORTH AMERICAL INC2175 MILITARY ROAD TONAWANDA NY 14150

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
DeMarco, Francis W Niagara Falls, US 18 70
Renzi, Ernesto Youngstown, US 25 103

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