| 摘要 |
The invention relates to an overground installation for oil extraction from small and medium depth. According to the invention, the installation is an assembly of equipments mounted on a metal skid (3), where the main role is played by a liquid circulating pump (1) driven by an electric motor which intakes raw crude oil from the well via some extraction pipes (7) and transfers it to the collecting point via some influent conduits (9). |
