Patent · US Expired

Process for pre-drying textile filaments after wet treatment and device for practicing this method

US6473998B1 · kind B1 · utility

2Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 27, 2000
Grant dateNov 5, 2002
Priority date
Expiry dateApr 27, 2020

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF26B13/30
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process and a device for pre-drying textile filaments after wet treatment.A process and a device for predrying textile filaments after wet-treatment consist essentially in applying simultaneously to a layer of wet filaments (3) passing by on a conveyor (4) with a permeable conveying surface, on the one hand, a mechanical squeeze-drying action and, on the other hand, a pressure difference by circulation of air through said layer (3).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.