Diffuser assembly with buoyancy vessel
US8011643B2 · kind B2 · utility
2Cited by
11References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 13, 2007 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Apr 7, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49718
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A diffuser assembly with a buoyancy vessel and a chamber for buoyantly raising the diffuser assembly for maintenance work. The diffuser assembly has a support structure, diffusers connected to the frame, and a buoyancy vessel positioned on the frame, capable of alternating between a state of buoyancy or ballast.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.