Method and material for preparing a surface for winter sports

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter

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427180, 427202, 427203, 428447, 252 11, 272 565SS, 272 97, B05D 500

Patent

active

044408323

ABSTRACT:
A method is disclosed for preparing a surface for winter sports such as skiing, tobagganing, or sledding. The method includes laying down a first layer of relatively large sodium chloride crystals and permitting these crystals to absorb moisture. A second layer of sodium chloride crystals along with an anti-friction agent is placed atop the first layer after a predetermined period of time. Also disclosed is a material suitable for practicing the method.

REFERENCES:
patent: 3291486 (1966-12-01), Applegath et al.
patent: 3443492 (1969-05-01), Pleass
patent: 3508945 (1970-04-01), Haemer et al.
patent: 3570846 (1971-03-01), Weber et al.
patent: 3736847 (1973-06-01), Hickey

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