Patents

Constant innovation at ECM is reflected by the number of patents that we have filed. Through its solutions and engineering teams, ECM is making sure its patents all contribute to productivity of metallurgical processes.

ECM patented process
Low Pressure Carburizing
- Infracarb process - June 1991
- Acetylene - February 2001
- Low Pressure Carbonitriding® – April 2005

Quenching process
Variable speed & pressure for distortions and mechanical properties Improvement StopGQ, StepGQ - January 2005