Process for melt-spinning hollow fibers
US4346053A · kind A · utility
8Cited by
5References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 2, 1981 |
| Grant date | Aug 24, 1982 |
| Priority date | — |
| Expiry date | Mar 2, 2001 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01D5/253
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Using a conventional spinneret plate with suitable pins inserted in the counterbore-orifice combination thereof, hollow fibers are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.