Surface refinement of metals, metal-coating; recycling of abrasive preparations from industrial products and waste containing abrasive preparations; blasting, namely blast cleaning using abrasive preparations of all types, jet blasting and blasting, namely blast cleaning and cutting using abrasive preparations of all types, jet blasting and automatic blasting, and dry, damp and wet blasting, vacuum blasting; grinding work

Mechanical equipment for use in connection with industrial cleaning, namely, elevating work platforms; high pressure pumps for washing installations; high pressure pumps for automatic and free blasting units as well as dry, moist and wet blasting units for use in connection with industrial cleaning; high pressure pumps for vacuum blasting and suction blasting units for use in connection with industrial cleaning; high pressure dedusting vacuum pumps and flame blasting pumps for use in industri...