Method and pump arrangement for evacuating a chamber
4 Jan 22
A method for evacuating a chamber employs a pump arrangement composed of a booster pump and of a downstream forepump is connected to the chamber.
Heiner Kösters, Jörg Temming, Daniel Kühlein
Filed: 12 Jun 13
Impeller for a pump or turbine, and pump or turbine with impeller
21 Dec 20
The invention relates to an impeller for a pump or turbine, comprising at least one blade, which blade is provided on the pressure side thereof with a standing edge on its outer peripheral edge zone.
Lars Adriaan Krakers
Filed: 18 Dec 14
6 Jul 20
A side-channel pump having a pump housing in which an operating chamber which is provided with a side channel and a motor are arranged, and having an impeller in the operating chamber which rotates with a shaft which is driven by the motor.
Filed: 17 Jun 15
Fluid ring compressor
16 Mar 20
A fluid ring compressor comprises a first single-acting compression stage having a first impeller eccentrically mounted in a housing and a second single-acting compression stage having a second impeller eccentrically mounted in a housing.
Heiner Kösters, Inke Wrage, Jorg Wickbold, Stefan Lähn
Filed: 15 Jun 15
Patents are sorted by USPTO publication date, most recent first