Aeration apparatus and method
US6896246B2 · kind B2 · utility
11Cited by
11References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2002 |
| Grant date | May 24, 2005 |
| Priority date | — |
| Expiry date | Dec 12, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F2101/305
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention provides an improved surface aeration impeller for use in a mixing assembly. The improved surface aeration impeller includes a hub and a first blade that is connected to the hub. The blade has a substantially straight first portion and a substantially curved second portion. The impeller also has a second blade connected to the hub that has a substantially straight first portion and a substantially curved second portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.