Method of carbonizing and activating fiber materials
US4921686A · kind A · utility
10Cited by
14References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 1988 |
| Grant date | May 1, 1990 |
| Priority date | — |
| Expiry date | May 31, 2008 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F9/32
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A vertical apparatus for continuously carbonizing and activating various types of fiber materials. The apparatus comprising a chamber having openings at upper and lower portions thereof, at least one port through which an activating gas is passed for activation of the fiber material and a heater for keeping the temperature in the chamber, a means for vertically passing the fiber material in a continuous manner for the carbonization and activation, and a means for supplying the activating gas into the chamber. A method for continuously carbonizing and activating fiber materials in an efficient manner is also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.