Method of preparing sheets of fiber reinforced thermoplastic resin or subsequent molding in a press
US4802843A · kind A · utility
14Cited by
18References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 4, 1988 |
| Grant date | Feb 7, 1989 |
| Priority date | — |
| Expiry date | Jan 4, 2008 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF27B9/28
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method and apparatus for heating fibers reinforced thermoplastic sheets is disclosed. The apparatus involves use of gas heating ovens adapted to allow several layers of material to be heated continuously, with the conveyors stacked are above the other. Stacking of the heated product can be provided at the oven exit. Provisions for cleaning and diffusing the gases over the work piece are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.