ECM

Furnaces for industrial use, other than for experimental purposes, especially low-pressure thermochemical treatment furnaces, vacuum and pressurized furnaces, crystal growth furnaces for the automotive, aircraft, electronic, iron and steel, microelectronic, nuclear, photovoltaic industries; structural parts of these furnaces such as loading apparatus, linings, fittings, loading racks

Thermochemical treatment of materials, namely, treatment of metal, assembly of products, especially of printed circuits, custom built for third parties