| 摘要 |
1,140,761. Printed needle-felt. SCHAEFFLER TEPPICHBODEN G.m.b.H. 24 June, 1966 [24 June, 1965], No. 28493/66. Heading D1B. The invention comprises needle-felt (a non- woven fabric obtained by needling together superimposed fibrous webs) which has been printed by known methods but employing increased pressures during the application of the print paste thus obtaining penetration into all the fibrous layers. The needle-felt fabric may comprise 2 or 3 or more layers of fibrous material or may be a fabric of which the upper layer is needle-filter. |
