Working enclosure provided with means for recycling the atmosphere
US6446716B1 · kind B1 · utility
1Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 5, 2000 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Jul 5, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L1/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A working enclosure includes a working chamber whose walls delimit a confinement space for working in and an exterior branch loop for recycling the atmosphere of the confinement space. The branch loop opens at each end into the confinement space and includes means for circulating the atmosphere in the branch loop. The working enclosure includes filter members at each end of the branch loop.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.