| 摘要 |
483,769. Paper containing glass fibres ; cords. NAAMLOOZE VENNOOTSCHAP MAATSCHAPPIJ TOT BEHEER EN EXPLOITATIE VAN OCTROOIEN. Feb. 12, 1937. No. 4234. Convention date, Feb. 13, 1936. Drawings to Specification. [Class 96] [Also in Group XXV] Glass fibres are added to paper pulp during felting on a paper-making machine, as by projecting them on to pulp on the wire-cloth in the suction-box region, by blasts of air or steam as the fibres are extruded from nozzles. Paper thus made may be used for electrical insulation, e.g. for cables, or for paper bags, paper cords, &c. |
