Solid bowl screw centrifuge comprising a centripetal pump with a throtting device
US7510519B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 30, 2004 |
| Grant date | Mar 31, 2009 |
| Priority date | — |
| Expiry date | Aug 7, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB04B2001/2083
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A solid bowl screw centrifuge including: a drum having a solids discharge at a conical end and at least one discharge opening at an end opposite the conical end, the at least one discharge opening arranged with an axial drum lid; a screw rotatable at a different speed relative to the drum; a centripetal chamber section connected behind the drum lid with the at least one discharge opening; a centripetal pump arranged to discharge a liquid phase from the solid bowl screw centrifuge; and an adjustable throttling device connected in front of the centripetal pump in the centripetal chamber section, the adjustable throttling device being assigned to the at least one discharge opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.