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Class 19/.48 - Aligning or separating


Subclass of Class 19 - Textiles: fiber preparation
Definition: Processes and apparatus in which the prior treatment comprises
No. of patents: 3
Last issue date: 12/24/1991


NumberTitleIssue Date
5074015Unit for continuous heat treatment of textile thread
The object of the present invention is the free retraction of thread spirals placed on a perforated conveyor belt during a heat treatment such as heat retraction or heat fixing of dyes. The device applies shaking movements or vibrations to a vertical comp...
12/24/1991
4701980Method for the multi-stage fibre cables and the apparatus required for it
An improved method for the after-treatment of washed and dried fibre cable having a minimum mass of 250 ktex by crimping, fixing, cooling and optionally cutting or tearing is achieved in that the band width of the cable issuing from the drier with a cover...
10/27/1987
4514880Formation of nonwoven webs or batts from continuous filament tow or yarn strands
A method and machine for forming nonwoven batts containing refractory fibers such as carbon, glass, ceramic or metallic fibers, includes a conveying table (12) provided with scalloped rollers (90, 92) which separate tows of filaments (16) and spread the f...
05/07/1985
 
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