Hollow fiber bushing tip
US4704149A · kind A · utility
3Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 1986 |
| Grant date | Nov 3, 1987 |
| Priority date | — |
| Expiry date | Dec 8, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S425/217
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A bushing tip suitable for producing hollow fibers is described which is formed from a centrally disposed gas tube preferably integral with the walls of the tip and constructed such that a gas passage is provided through the tip with at least one glass delivery channel is also provided through the tip and around the gas tube. Means are also provided to connect the gas tube to a suitable gas supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.