WILLIAM D NEWTON
Medical Practice at 41, Miami, FL
License number
Florida 78412
Expiration Date
Dec 1, 2002
Category
Health Care
Type
Emergency Medical Technician
Address
Address
9300 NW 41St St, Miami, FL 33178
Professional information
Droplet Exploding And Freezing Apparatus And Method
US Patent:
4329787, May 18, 1982
Filed:
Apr 28, 1981
Appl. No.:
6/258391
Inventors:
William A. Newton - Miami FL
International Classification:
F26B 334, F26B 506, F26B 1330
US Classification:
34 1
Abstract:
Disclosed is an apparatus and method for freezing and preserving in a viable state microorganisms wherein droplets are formed from an aqueous solution having suspended therein the microorganisms, the droplets are exploded into a plurality of smaller droplets by applying an electrical force which counteracts the surface tension of the droplets, and the microorganisms, with a substantial portion of the solution removed therefrom, are frozen in a moving bath of liquid refrigerant. The frozen droplets are thawed or alternatively dried by sublimation.