Clarifier with rotating sealed cover
US5389249A · kind A · utility
2Cited by
11References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 1, 1993 |
| Grant date | Feb 14, 1995 |
| Priority date | — |
| Expiry date | Dec 1, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D21/0003
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A clarifier comprising a tank, a feedwell, a cover and a raking structure. The cover is rotatably and sealingly engaged with the tank so as to prevent foul air within the tank from escaping into the atmosphere. The feed well and the raking structure are supported by and rotatable with the cover. The clarifier further includes a drive means for rotating the cover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.