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Alessandro Volterra
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Milan, IT
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last 30 patents
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Patent Grant
Device for the continuous spinning of viscose rayon
Patent number
4,255,101
Issue date
Mar 10, 1981
Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.p.A.
Ugo Paoletti
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Patent Grant
Process and device for the continuous spinning of viscose rayon
Patent number
4,234,312
Issue date
Nov 18, 1980
Societa' Nazionale Industria Applicazioni Viscosa S.p.A.
Ugo Paoletti
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...