Conversion of plastic waste into extrudable pellets
US4015781A · kind A · utility
10Cited by
8References
12Claims
0Family size
Inventor
Key dates
| Filing date | Jul 22, 1974 |
| Grant date | Apr 5, 1977 |
| Priority date | — |
| Expiry date | Jul 22, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/62
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to an apparatus for the conversion of plastic waste into usable material, in which a number of rotating knives are arranged at the bottom of a cylindrical space receiving the plastic waste, and in which by deflecting means arranged along the periphery of said space, the plastic waste, while being cut and circulated by the rotating knives, is directed back into the path of said rotating knives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.