Snow making method and apparatus

Fluid sprinkling – spraying – and diffusing – Processes – Of weather control or modification

Reexamination Certificate

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C239S014200

Reexamination Certificate

active

06938830

ABSTRACT:
A snow making method where water and/or ice is mixed with a cryogenic material, such as carbon dioxide, in a mixing vessel and the mixture is mechanically agitated or mixed to convert the water and/or ice into snow. The cryogenic material may be recovered and return for return to the vessel.

REFERENCES:
patent: 3567117 (1971-03-01), Eustis
patent: 3733029 (1973-05-01), Eustis et al.
patent: 4793142 (1988-12-01), Bucceri
patent: 5289973 (1994-03-01), French
patent: 5660935 (1997-08-01), Kambayashi et al.
patent: 5753370 (1998-05-01), Kambayashi et al.
patent: 5785581 (1998-07-01), Settles

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