Techniques involving centrifugation and drawing in a gaseous...

Details Techniques involving centrifugation and drawing in a gaseous... Techniques involving centrifugation and drawing in a gaseous...

C - Chemistry, Metallurgy

03

B

18/551, 49/8.3

C03B 37/04 (2006.01) D04H 1/00 (2006.01)

Patent

CA 1221512

BREVET D'INVENTION PERFECTIONNEMENT AUX TECHNIQUES DE FORMATION DE FIBRES PAR CENTRIFUGATION ET ETIRAGE GAZEUX Déposant : ISOVER SAINT-GOBAIN Inventeurs : Jean A. BATTIGELLI Marie Pierre BARTHE François BOUQUET ABREGE DESCRIPTIF L'invention concerne les techniques de formation de fibres comprenant une centrifugation du matériau sous forme de filaments (41) à partir d'un centrifugeur (10) et l'étirage des filaments (41) au moyen d'un courant gazeux. Selon l'invention on utilise un centrifugeur (10) dont le diamètre est supérieur à 500 mm. En opérant suivant les conditions de l'invention on améliore sensiblement la qualité des produits sans avoir à réduire la produc- tion. Figure 1.

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