Ice making apparatus particularly for an ice rink

Details Ice making apparatus particularly for an ice rink Ice making apparatus particularly for an ice rink

1985-01-14

1986-09-16

Tapolcai, William E.

Refrigeration

Utilizing solar energy

165133, 165163, F25C 302

Patent

active

046114718

ABSTRACT:
An apparatus for forming an ice layer over a wide area such as a skating rink is disclosed. A freezing medium including a liquefied gas such as freon or ammonia or an anti-freeze liquid such as brine or ethylene glycol is circulated through a freezing pipe laid in the wider area such as skating rink. According to the invention, the freezing pipe is of a nature that can be wound or extended under pressure application and is formed as an elongated soft steel pipe having a coating of synthetic material on the outer surface or on both the inner and outer surfaces of the pipe.

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patent: 3711327 (1973-01-01), Blumenthal et al.
patent: 3751935 (1973-08-01), MacCracken et al.
patent: 4007781 (1977-02-01), Masters
patent: 4193180 (1980-03-01), Preso
patent: 4394817 (1983-07-01), Remillard

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