Process for recovery of non-ferrous metallic concentrate from solid waste
US4718559A · kind A · utility
35Cited by
9References
7Claims
0Family size
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Key dates
| Filing date | Jul 2, 1985 |
| Grant date | Jan 12, 1988 |
| Priority date | — |
| Expiry date | Jul 2, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Selective non-magentic detection of non-ferrous metallic particles in a mixture of same with ferrous metallic particles and non-metallic particles derived from homogenized and magnetically treated municipal or like waste by a plurality of electronic detectors and separation of a non-ferrous metallic concentrate from said mixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.