Thermal reclamation method
US5271450A · kind A · utility
14Cited by
5References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 10, 1992 |
| Grant date | Dec 21, 1993 |
| Priority date | — |
| Expiry date | Mar 10, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S241/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A base material is thermally reclaimed from a mixture of the base material and a combustible substance, wherein the substance is incinerated in a fluidized bed, comprises the step of feeding the mixture after comminuting and dust from comminuting step directly into a lower part of the fluidized bed. The method is particularly suitable for the thermal reclamation of foundry sand or other base materials used in foundry processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.