| 摘要 |
In customary processes for the continuous manufacture of a length of fibrous insulating material, made in particular of mineral fibres, a primary web which comes from a collecting chamber and has been impregnated with binders and impregnants is compacted and passed into an oven for curing the binders and impregnants. …<??>To devise a process which with a minimum of complication makes possible a systematic arrangement of fibres having particular surface properties or of properties of the fibrous insulating material within said material, it is proposed that upstream of the curing oven the primary web be divided into two or more subsidiary webs, one subsidiary be lifted off, strongly compressed with alignment of fibres and then be brought back together with the other subsidiary web(s) and all the webs together then be cured in the curing oven. …<IMAGE>… |
