Pressure sealing process
US4296059A · kind A · utility
0Cited by
26References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 20, 1979 |
| Grant date | Oct 20, 1981 |
| Priority date | — |
| Expiry date | Jul 20, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S277/906
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A fiber tow bundle passing from a high pressure zone through the passageway of a sealing zone to a low pressure zone provides an effective pressure seal when liquid water under pressure diffuses through the surface of the passageway as the fiber tow bundle passes therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.