The internal gear pump principle was developed in 1915 by a Danish American, in 1921, he licensed a Danish company to manufacture the pumps, which have been continuously marketed worldwide under the ROTAN® name.
Geared to individual solutions
The ROTAN® internal gear pump provides favourable flow conditions, as the direction of the liquid flow is only changed slightly through the pump.
Northern Heavy Duty High Pressure Gear Pumps have enjoyed a long history in the Oil and Gas Industry. The rugged design and adaptability of their gear pump allows for efficient pump crude oil and other hydrocarbons. Northern Pumps are extremely efficient with both high and low viscosities. Steel housing is a key design feature that allows customers to operate safely at discharge pressures up to 2000 psi. Their ability to set internal clearance in each pump allows for superior volumetric efficiency.