[Class : 11] Machines Or Mechanical Apparatus For Separating Or Purifying Industrial Process Gases On An Adsorptive Basis, Generating Alternating Pressure Conditions, In Particular Generating Gaseous Hydrogen, Carbon Dioxide, Methane, Helium, Oxygen Or Nitrogen; Adsorption Modules For Industrial Process Gases With Pressure Regulators; Industrial Adsorption Installations For Process Gases With The Aforesaid Adsorption Modules And Machines For Pressure Build Up; Apparatus For Purifying Or Separating Or Industrial Process Gases On An Adsorptive Basis, Generating Alternating Temperature And/Or Pressure Conditions, In Particular Generating Gaseous Hydrogen, Carbon Dioxide, Methane, Helium, Oxygen Or Nitrogen; Industrial Adsorption Installations For Process Gases With Adsorption Modules And Apparatus For Temperature Regulation Of Gases.[Class : 37] Installation, Cleaning, Repair, Maintenance Work For Machines And Apparatus For Separating Or Purifying Industrial Process Gases On An Adsorptive Basis, In Particular Installation Of Spare Parts, Removal And Exchange Of Adsorber Materials, Commissioning, Retrofitting, Conducting Of The Aforesaid Work At The Location Of The Aforesaid Machines And Apparatus.[Class : 42] Development, Design, Inspection, Testing And Technological Consultancy Services For Machines And Apparatus For Separating Or Purifying Industrial Process Gases On An Adsorptive Basis, In Particular Process Optimisation.