Heat treatment oven with inductive heating
US8847128B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 17, 2009 |
| Grant date | Sep 30, 2014 |
| Priority date | — |
| Expiry date | May 20, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C16/452
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention relates to a heat treatment oven comprising a loading or treatment zone, at least one gas inlet, a gas preheater chamber situated in the oven between the gas inlet and the loading or treatment zone, a susceptor comprising at least a side wall surrounding the preheater chamber and the loading or treatment zone, and a field winding suitable for heating the side wall by induction. The portion of the side wall of the susceptor that is situated around the preheater chamber presents at least two recesses spaced apart circumferentially from one another so as to form portions of reduced thickness in said portion of the side wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.