FIELD: water supply.
SUBSTANCE: invention relates to hydrotechnical structures, intended for extraction of ground water. Well is made in form of a shaft fitted with well elements in form of tubes. Well is equipped with a coupling, shaft tubes form combinations. Coupling keeps combinations of tubes. Each of tubes is a separate discrete well.
EFFECT: simplified production of well and prevention of contamination of water during multiple extraction of separate portions of water.
1 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DISHWARE COVER | 2019 |
|
RU2700704C1 |
| FLIPPERS | 2008 |
|
RU2385173C1 |
| FOUNTAIN | 2020 |
|
RU2754253C1 |
| FLIPPERS | 2008 |
|
RU2385751C1 |
| FLIPPER | 2008 |
|
RU2384356C1 |
| TOILET | 2019 |
|
RU2705246C1 |
| PACKAGING FOR CUT FLOWERS | 2018 |
|
RU2666188C1 |
| FLIPPERS | 2008 |
|
RU2385174C1 |
| COLD STEEL | 2019 |
|
RU2703787C1 |
| TROLLEY | 2015 |
|
RU2627218C2 |
