Powder container, cleaning method and cleaning apparatus for cleaning the power container
US7758700B2 · kind B2 · utility
6Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 2005 |
| Grant date | Jul 20, 2010 |
| Priority date | — |
| Expiry date | Sep 5, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B9/08
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A cleaning method for cleaning a powder container by introducing a cleaning medium into the powder container from a first opening part of the powder container for attaching powder in the powder container to the cleaning medium and discharging the cleaning medium together with the powder from a second opening part situated opposite from the first opening part is disclosed. The method includes a step of releasing the cleaning medium from a position higher than the first opening part of the powder container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.