Title: Process for extending the seasonal useful life of ski trails and ski trails produced thereby

Abstract: A process for extending the seasonal useful life of ski trails including covering a sloping terrain with an elongate non-woven fabric prior to the first snow fall such that melting of the snow collected on the fabric is retarded, and a ski trail produced in accordance with the above process.

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Inventors: Gaudard, Yves (Lyon, FR)

Application Number: 247638
Filing Date: 1972-04-26
Publication_date: 1977-06-28
Assignee: Rhone-Poulenc-Textile (Paris, FR)
Primary Class(es): 472/90 428/15
Other Classes:
US Patent Ref:

3106507	Oct, 1963	Richmond	161/150.
3233893	Feb, 1966	Meyer	272/56.
3400643	Sep, 1968	Holley	272/70.
3547749	Dec, 1970	White et al.	272/56.
3691004	Sep, 1972	Werner et al.	47/56.

Other Refs: 1,029,790

May, 1966	UK

Primary Examiner: Pinkham, Richard C.
Assistant Examiner: Kramer, Arnold W.
Attorney: Sherman & Shalloway