Furnace system for and method of melting and preheating metal
US4021192A · kind A · utility
20Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1975 |
| Grant date | May 3, 1977 |
| Priority date | — |
| Expiry date | Dec 22, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S266/901
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
This invention provides a furnace system for and method of melting metal charges which utilizes hot gases generated by a burner, and are ordinarily discharged from the furnace as waste, for the dual purpose of preheating metal to be subsequently melted and preheating combustion air which is used to provide more efficient operation of the furnace burner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.