Method for circulating a heat treating gas
US4113426A · kind A · utility
5Cited by
4References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 25, 1977 |
| Grant date | Sep 12, 1978 |
| Priority date | — |
| Expiry date | Mar 25, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21D1/773
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
More uniform heat treating of a work load is achieved by circulating the gas back and forth past the work with a pulsating reciprocating motion while the work is being heated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.