John Crane Marks 50 Years Of Dry Gas Seals

John Crane, a global leader in flow-control technologies and an innovator in solutions for rotating equipment, and a business of Smiths Group plc, is marking 50 years since a breakthrough that revolutionised gas compression sealing. In 1976, the introduction of the Type 28 dry gas seal transformed compressor reliability and set a new global benchmark for sealing performance, safety and efficiency. While pioneering work on non-contacting spiral-groove technology began in 1968, and the first commercially installation was achieved in 1975, it was the introduction of the Type 28 dry gas seal in 1976 that created a true turning point for […]