Diffusive gradients in thin films (DGT) test device for lake water and test method using same
US12169164B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2021 |
| Grant date | Dec 17, 2024 |
| Priority date | — |
| Expiry date | Oct 21, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2001/1427
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A diffusive gradients in thin films (DGT) test device for lake water, including: a floating ball and a plurality of water sampling units. A DGT detection device, a water quality detection device with a multi-parameter probe, and a water sampling device are disposed in each of the water sampling units. The water sampling device includes: a plurality of sampling bottles, each of the sampling bottles is provided with an inlet pipe and an exhaust pipe, each of the inlet pipes and exhaust pipes is provided with a one-way solenoid valve; a peristaltic pump, a water sample outlet of the peristaltic pump communicates with the inlet pipes of the plurality of sampling bottles via a multi-way connector; the exhaust pipes of the plurality of sampling bottles are connected to an exhaust manifold via a multi-way connector; a control device connected with the peristaltic pump and each of the one-way solenoid valves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.