Stabilization of pitch fiber
US4657753A · kind A · utility
3Cited by
5References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 1985 |
| Grant date | Apr 14, 1987 |
| Priority date | — |
| Expiry date | Apr 29, 2005 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F9/145
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Oxidative stabilization of pitch fiber is accelerated in an oxidizing atmosphere wherein the oxidizing gas is at a pressure of at least about two atmospheres.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.