Units for water clarification by flotation, namely, clarification and concentration machines for use in treatment of liquids in the nature of water, waste water and industrial water; fixed and movable apparatus, devices and installations for distributing, treating, purifying, and filtering water and waste water namely, water and waste water treatment, purification, and filtration apparatus; fixed and movable apparatus, devices and installations for the treatment and purification of water using clarification, flotation, flocculation and decantation; fixed and movable apparatus, devices and installations for purifying water, waste water, urban waste and industrial process water

Sludge dewatering units being machines for industrial and municipal use, namely, sludge dryers, sludge filters

DESELECT