White papers: John Crane
John Crane is a global leader in mission-critical technologies for the energy and process industries and an innovator in rotating equipment, encompassing mechanical seals, couplings, filtration systems and cutting-edge asset management and digital diagnostics solutions.
Blending a rich legacy of innovation with a commitment to service excellence, John Crane has enabled its customer’s reliable and sustainable operations for over a century. While recognising the role of traditional energy, the company is pioneering solutions that enable cleaner alternatives, crafting a vision for a sustainable energy future. Its extensive global presence underscores its promise to customers, with over 200 service centres in 50 countries. With over £1 billion in revenue in 2023, John Crane is an integral pillar of Smiths Group plc, a FTSE 100 listed company dedicated to improving our world through smarter engineering.
John Crane’s Type 93AX: A Benchmark for Co-axial Separation Sealing Technology
John Crane’s Type 93AX co-axial separation seal addresses critical challenges in the energy and process industries by helping increase safety and improve compressor reliability and efficiency. The separation seal is specifically designed to reduce nitrogen consumption by up to 80% and ensure oil mitigation in all working conditions.
Published on the 23 June 2025