Impeller tiplets for improving gas to liquid mass transfer efficiency in a draft tube submerged turbine mixer/aerator
US5525269A · kind A · utility
13Cited by
35References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1994 |
| Grant date | Jun 11, 1996 |
| Priority date | — |
| Expiry date | Dec 22, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A vertical draft tube submerged turbine mixer/aerator includes an impeller rotatedly disposed within the draft tube above an aerator. A single tiplet extends downwardly from the lower surface of each impeller blade in proximity to the blade tip for improving gas to liquid mass transfer efficiency of the mixer/aerator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.