Treatment and coating of metal surfaces using chemical, mechanical, thermal or thermomechanical processes; application of coatings using chemical, mechanical, thermal or thermomechanical processes; application of protective surface coatings to machines and tools using chemical, mechanical, thermal or thermomechanical processes; application of wear-resistant coatings on metals and plastics using chemical, mechanical, thermal or thermomechanical processes; coating and surface finishing of machi...