Class 040
Treatment & Processing of Materials Services
water filtering devices, namely, water purification units, transportable water purification units, transportable waste water purification units; water purification installations; water filtration installations; water and waste water purification plants; and waste water purification apparatus, installations and tanks
Class 042
Computer & Software Services & Scientific Services
Research, product development and design services relating to purification and treatment of water, waste water and liquids; research, design and engineering services relating to plans, technical audits, laboratory studies and advisory of projects relating to plants for all forms of fluid treatment