Gas distribution plate for thermal deposition
US11583816B2 · kind B2 · utility
1Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2021 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | Sep 17, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J4/001
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Apparatus and methods for providing high velocity gas flow showerheads for deposition chambers are described. The showerhead has a faceplate in contact with a backing plate that has a concave portion to provide a plenum between the backing plate and the faceplate. A plurality of thermal elements is within the concave portion of the backing plate and extends to contact the faceplate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.