His development of the first self-priming rotary pump revolutionized wellpoint dewatering methods.

The rotary pumps have a maximum displacement of up to 80m 3 h -1.

In this system, a rotary pump is used to move rollers along a compressible piece of tubing.

For use on cars and light trucks, the rotary pump or distributor pump was developed.

Electrically powered rotary centrifugal pumps were later adopted, as more efficient and more reliable.

He is known for inventing the rotary pump and district heating.

From there it is pumped out by suitable rotary pumps to dumping yard far away.

The heating and hot water were worked from a central station, under the control of the resident engineer, and with rotary pumps to assist circulation.

As with other forms of rotary pumps, the clearance between moving parts and the pump's casing is minimal.

The company was the first pump manufacturer to adapt a rotary pump to the dewatering industry.