Wastewater purification plant by means of plants
US7718062B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 9, 2005 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | Apr 19, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/37
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A waste water purification plant purifies water by means of plants and a waste water purification process. The waste water purification plant has at least one plant container, a feed unit, an evacuation unit and plants. Waste water to be purified can be supplied to the purification plant by the feed unit. Purified waste water can be discharged from the purification plant by the evacuation unit. The plants are arranged in the plant container without a substrate. A plant container preferably has at least two plant basins. At least one other container can be provided. At least part of the plant container is arranged on the roof of a building. Plants of at least two different plant species are provided in the plant container. Depending on the type of waste water for example industrial and/or sanitary waste water the waste water to be purified may be purified in a predeterminable sequence by the plants of the different plant species. This purification plant makes it possible to purify industrial and/or sanitary waste water, i.e. it is applicable to industries and/or private homes. In particular, the waste water purified by the purification plant should possess a high degree of purity, f…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.