Addition of additives to plastics
US4511603A · kind A · utility
6Cited by
4References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 19, 1983 |
| Grant date | Apr 16, 1985 |
| Priority date | — |
| Expiry date | Dec 19, 2003 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29B2009/163
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Additives are sprayed onto synthetic resinous thermoplastic particles by applying a spray nozzle at an elbow spraying radially outwardly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.