发明授权
US5556671A Artificial snow in an aggregate form of snow granules 失效
人造雪是一种聚集形式的积雪颗粒

Artificial snow in an aggregate form of snow granules
摘要:
Artificial snow granule in granule form comprising a super adsorbent polymer in granule form as a nucleus and an ice layer surrounding the nucleus is provided here. An aggregate form is provided by linkage of adjacent ice layers and/or granules. Further, a snow granule quality improver is provided. A method for making the above-mentioned snow granule in a granule or an aggregate form is also provided here.
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