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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryIndustryMechanical Engineering IndustryPrattelnJohn Crane (Switzerland) AG
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John Crane (Switzerland) AG

Summary

About the company

The company's core activity is the development, manufacture and marketing of mechanical seals, sealing systems, couplings and filtration technologies for the energy and process industries, with the goal of enabling efficient and sustainable operating processes.

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Products & services

Industry:Mechanical Engineering Industry
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Mechanical Seals
Mechanical seals for pumps, compressors, vessels, mixers and agitators; includes compressor seals, pump seals, dry gas seals and vessel seals.
Seal Support Systems
Seal support systems for gas seals and pump seals; includes gas conditioning units, gas seal systems, pump seal support systems, reservoirs, panels, heat exchangers and leakage detection.
Power Transmission Couplings
Disc, elastomeric, rigid, diaphragm and turbomachinery couplings for rotating equipment; includes Metastream and Powerstream coupling families.
Filtration
Gas, liquid and polymer filtration solutions; includes process gas filtration, fuel gas filtration, liquid fuel filtration, seal gas filtration and replacement filter elements.
Packing
Mechanical packing and sealing materials; includes braided packing, graphite packing, PTFE packing, valve packing, lantern rings, gasket sheets and emission packing sets.
Seal Face Technology
Seal face technologies for challenging sealing duties; includes diamond-treated seal faces and upstream pumping technology.
Bearing Isolators
Bearing isolators for rotating equipment protection; includes magnetic-face isolator solutions under the Isomag brand.
Performance Plus™
Modular service framework for rotating equipment and assets; includes asset condition management, maintenance and repairs, reliability engineering, upgrades and retrofits, seal reliability management and training.
Asset Condition Management
Proactive, data-driven monitoring services using vibration, thermography, ultrasound, fluid analysis, pump testing, Motion Amplification and fugitive-emissions detection.
Maintenance and Repairs
Repair and maintenance services for equipment performance and uptime, delivered on-site or at a John Crane service centre.
Reliability Engineering for Maintenance
Consultative reliability engineering services to improve uptime, reduce total cost of ownership and support asset performance across the plant.
Upgrades and Retrofits
Upgrade and modernise rotating machinery and sealing systems during planned downtime to improve reliability, compliance and sustainability.
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Location

Hohenrainstrasse 10
4133 Pratteln

At a glance

Legal form
Corporation
UID
CHE-106.475.052
Founded
1996 · 30 years
Last commercial register change
August 30, 2024
Employees
21 to 50

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