F. Klaus Maschinen- und Apparatebau GmbH founded by Franz Klaus at the company's current place at Blumenfeldstrasse 18 in Bochum, Germany.
Company founder Franz Klaus and the company building in the 1950s.
First magnet drive pumps unveiled at the Achema trade show.
Union Armaturen GmbH founded in Dortmund, Germany;
Construction of the first Titanpump in Europe
Both firms pooled on the terrain of "F. Klaus Maschinen- und Apparatebau GmbH" in Bochum-Weitmar, Germany
Both firms merged under the new company name "Franz Klaus Union Armaturen Pumpen GmbH & Co. KG"
Development of a new magnetsystem (Basis Sm2Co17)
Sealex trademark registered for Klaus Union products
Klaus Union receives DIN ISO 9001 certification
Market launch of Twin Screw Pump with magnetic coupling
Market launch of the DIN EN 22858-certified SLM NV magnet drive pumps for chemical applications
Klaus Union unveils its magnet drive centrifugal pumps at Achema in Frankfurt.
- Flow rates up to 3500 m³/h
- Pump output up to 450kW
50th anniversary of the launch of magnet drive technology
- 60th anniversary of the founding of Klaus Union
- A standalone service affiliate, Klaus Union Service GmbH, is founded
Market launch of the SLM AVP magnet drive centrifugal pump per API 685
Market launch of Twin Screw Pump with 'Plug & Pump'-cartridge design according to API 676
Klaus Union celebrates its 70th anniversary
Market launch of the magnet drive centrifugal pump in closed coupled type SLM APC per API 685