1980

Sealex trademark registered for Klaus Union products


1989

Klaus Union receives DIN ISO 9001 certification


1991

Market launch of Twin Screw Pump with magnetic coupling


2005

50th anniversary of the launch of magnet drive technology


2006

- 60th anniversary of the founding of Klaus Union
- A standalone service affiliate, Klaus Union Service GmbH, is founded"


2007

Market launch of the SLM AVP magnet drive centrifugal pump per API 685


2016

Klaus Union celebrates its 70th anniversary


2012

Market launch of Twin Screw Pump with 'Plug & Pump'-cartridge design according to API 676


2016/2

Market launch of the magnet drive centrifugal pump in closed coupled type SLM APC per API 685


2003

Klaus Union unveils its magnet drive centrifugal pumps at Achema in Frankfurt:
- Flow rates up to 3500 m³/h
- Pump output up to 450kW