Apparatus for making an extruded composite structure
US4699579A · kind A · utility
13Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 1985 |
| Grant date | Oct 13, 1987 |
| Priority date | — |
| Expiry date | Nov 27, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2307/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An extruded composite structure consisting essentially of an outer sheath surrounding an inner core, said outer sheath consisting essentially of an extrudable resin which remains thermoplastic after extrusion and said inner core comprising a substance whose melting point or decomposition temperature is lower than the temperature to which said resin must be heated to be extruded and to the apparatus and process for making such composite structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.