Continuous filter for molten copper
US4277281A · kind A · utility
30Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 1979 |
| Grant date | Jul 7, 1981 |
| Priority date | — |
| Expiry date | Aug 16, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Disclosed is apparatus for and a method of continuously filtering and optionally degassing molten copper and otherwise extracting impurities therefrom comprising disposable porous ceramic foam filtering means and means for supplying a deoxidizing or cleaning gas advantageously disposed within a chamber containing a flowing stream of molten copper.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.