ARTIFICIAL SNOW, AND ARTIFICIAL SKI SLOPE OR GROUND
The present invention relates to a type of artificial snow and artificial ski area. Said artificial snow is composed of a solid lubricant compound and resin grains, wherein the components of said solid lubricant compound include: 40-50 parts by weight paraffin and 15-25 parts by weight polyethylene...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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