Triboelectric fluidizded bed method and apparatus for coating an object
US6506455B1 · kind B1 · utility
6Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2001 |
| Grant date | Jan 14, 2003 |
| Priority date | — |
| Expiry date | Jun 7, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S118/05
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention relates to as triboelectric fluidized bed method and apparatus for coating an object with powder prior to heating to form a coating. The methods includes arranging a bed of fluidixed powder in a vat where the powder can be charged by a tribocharging device such as a honeycomb comprising prisms or vertical tubes open at both ends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.