F - Mech Eng,Light,Heat,Weapons – 25 – C
Patent
F - Mech Eng,Light,Heat,Weapons
25
C
F25C 3/04 (2006.01) C09K 3/24 (2006.01)
Patent
CA 2062042
A method for easily making an ice slab serving as the foundation of an artificial snow skiing field and artificial snow whose upper layer is powdery by flooding aqueous slurry made by adding water-to granular wet water absorbent polymer on a slope of a natural skiing field or a slant or horizontal surface of a natural skiing field or indoor artificial snow skiing field equipped with a cooling system, obtaining the deposit layer of the granular wet water absorbent polymer in which water is separated from the slurry and freezing the deposit layer.
Hirano Kazuo
Kambayashi Taiji
Kubota Kohei
Nagai Toshitake
Nagata Koiti
Marks & Clerk
Snova Corporation
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