Salt baths and salts for industrial use; salts and salt baths (chemical products); salts, salt baths, and other chemical products for treating and/or coating parts and materials, including friction parts and materials, in particular against wear and fatigue; organic compositions for industrial use; organic products for impregnating the treatment layer of parts and materials.

Treatment and/or coating of parts and materials, including parts and materials of metal, particularly for increasing their resistance to wear, in particular to wear by friction, abrasion and erosion, to fatigue, adhesion, seizure and corrosion; treatment and/or coating of parts and materials, in particular by mechanical, chemical, thermal, thermochemical means, in particular in salt baths, including surface treatment, diffusion treatment, in particular thermochemical diffusion, passivation treatment, treatment by nitriding and oxidation in salt baths; treatment of parts and materials, including parts and materials of metal with oils, lubricants and other organic compositions; information with respect to treatment and coating of parts and materials.