For 90 years, the largest independent crude oil refinery in Switzerland with its headquarters in Langenthal, in the heart of Switzerland, has been active in research, development and production of innovative lubricants an......For 90 years, the largest independent crude oil refinery in Switzerland with its headquarters in Langenthal, in the heart of Switzerland, has been active in research, development and production of innovative lubricants and chemicals, which are established on the world market. At the present time, the complete MOTOREX product range includes well over 2,000 products. More than 220 highly motivated employees are behind the incomparable MOTOREX products. Every day, experienced tribology specialists, engineers, chemists, technicians and marketing specialists devote their efforts to helping MOTOREX maintain its position as a market leader.