| http://www.w3.org/ns/prov#value | - It is a further object of the invention to provide an electric motor driven centrifugal pump unit arranged to be connected to and supported by the lower end of a discharge pipe, thereby making it possible to use the discharge pipe as a means for lowering and supporting the pump submerged in the liquid which is to be pumped, for example in a well or in a drum or other container.
|
