[Class : 11] Heating, Steam Generating, Separation And Purification Apparatus And Reactors Suitable For Gases, And Corresponding Apparatus Combinations; Apparatus For Cleaning Or Separating Gases And For Filtering Impurities From Gases, The Aforesaid Apparatus Being In Particular Membrane Based Or Adsorption Based, Or A Combination; Evaporators, Gas Condensers, Other Than Parts Of Machines, Heat Exchangers, Other Than Parts Of Machines; Adsorption And Membrane Gas Purifiers And Gas Conditioners; Reaction Apparatus For Environmental Protection Technology, Namely Exhaust Gas Purifying And Air Purifying Apparatus, And Gas Conditioning Apparatus.[Class : 17] Filtering Materials, Namely, Hollow Fibre Membrane Modules And Adsorber Modules For Use In Gas Separation And Gas Conditioning Installations.[Class : 42] Technical Planning And/Or Development Of Installations, And Engineering, For Others, The Aforesaid Services In The Fields Of Gas Decomposition, Purification And Conditioning.