Process and apparatus for manufacturing flexible foamed articles
US4526736A · kind A · utility
10Cited by
14References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1982 |
| Grant date | Jul 2, 1985 |
| Priority date | — |
| Expiry date | Jun 30, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S264/16
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Process and apparatus are disclosed for manufacturing foamed articles such as tubes used as pipe insulation, which tubes are of a high impermeability and flexibility and are formed of a polymer, such as polyethylene or polypropylene, containing up to about 25% of an elastomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.