Method and apparatus for circulating a heat treating gas
US4030712A · kind A · utility
9Cited by
2References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 5, 1975 |
| Grant date | Jun 21, 1977 |
| Priority date | — |
| Expiry date | Feb 5, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21D1/767
- 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.