Refrigeration – Cryogenic treatment of gas or gas mixture – Solidification
Reexamination Certificate
2007-02-13
2007-02-13
Doerrler, William C. (Department: 3744)
Refrigeration
Cryogenic treatment of gas or gas mixture
Solidification
C062S078000, C062S604000
Reexamination Certificate
active
10632232
ABSTRACT:
A manufactured dry ice product containing ozone entrapped or absorbed on said dry ice. The dry ice product can be used to chill and preserve food products and provides the added benefit of ozonation of the food product to kill bacteria. Novel processes for ozonating liquid and solid CO2are provided.
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Machine translation of Japanese reference 07-102240.
Bourhis Yves
Burgener David
Fisher Steven A.
Schreiber John E.
Smith Mike F.
Air Liquide America L.P.
American Air Liquide Inc.
Doerrler William C.
Haynes Elwood Lee
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