[Class : 42] Advisory Services Relating To Pollution Control; Programming Of Electronic Control Systems; Design And Development Of Software For Control, Regulation And Monitoring Of Air Pollution Control Systems; Scientific Research In The Field Of Renewable Energy; Research Relating To The Computerized Automation Of Industrial Processes; Research In The Field Of Air Polluti...

[Class : 37] Repair And Maintenance Of Air Pollution Control Equipment; Providing Information Relating To Repair And Maintenance Of Air Pollution Control Equipment; Installation Of Environmental Control Systems; Installation, Repair And Maintenance Of Environmental Control Systems; Installation, Repair And Maintenance Of Clean Room Environmental Control Systems.

[Class : 11] Venturi Scrubbers Being Industrial Pollution Control Devices For Exhaust Flue Gas Stacks; Thermal Oxidizers For Industrial Air Pollution Control; Catalytic Oxidizers For Industrial Air Pollution Control; Scrubbers (Parts Of Gas Installations); Gas Scrubbers And Purification Apparatus; Electrostatic Precipitators For Cleaning Air.