Apparatus for melt spinning hollow fibers
US4278415A · kind A · utility
12Cited by
9References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 21, 1979 |
| Grant date | Jul 14, 1981 |
| Priority date | — |
| Expiry date | Feb 21, 1999 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F6/18
- 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.