Quenching apparatus
US4844427A · kind A · utility
7Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 1, 1988 |
| Grant date | Jul 4, 1989 |
| Priority date | — |
| Expiry date | Feb 1, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21D11/005
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method and apparatus for measuring the bulk temperature of a workpiece in a quenching apparatus. The temperature is calculated by monitoring the change in size of the bore in the workpiece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.