37 Installation, repair or maintenance of chemical processing machines and apparatus; Installation, repair or maintenance of parts and fittings for chemical processing machines and apparatus; construction; machinery installation; construction consultancy; consultancy relating to machinery installation; Installation, repair or maintenance of general purpose metal storage bins, metal containers for storage or transport, liquid storage tanks (containers) made of metal, tanks of metal, fluid storage tanks of metal; Installation, repair or maintenance of waste compacting machines and apparatus for industrial purposes, waste disposal units, machines for generating gas by electrolysis, carbon dioxide recovery apparatus, carbon dioxide circulation apparatus that synthesizes methane from exhaust gas of factory equipment, carbon dioxide cycle apparatus that synthesizes fuel for household use, synthesis apparatus for methane from carbon dioxide, synthesis apparatus for methane, synthesis apparatus for fuels from carbon dioxide, synthesis apparatus for fuels, synthesis apparatus for methanol from carbon dioxide, synthesis apparatus for methanol, synthesis apparatus for resin materials from carbon dioxide, synthesis apparatus for resin materials, apparatus for aerating beverages from carbon dioxide, apparatus for aerating beverages, food or beverage processing machines and apparatus, carbon dioxide recovery apparatus, parts of carbon dioxide recovery apparatus, gas purification apparatus being parts of carbon dioxide recovery apparatus, filters being parts of carbon dioxide recovery apparatus, apparatus for fixing carbon dioxide to rocks, apparatus for fixing carbon dioxide to concretes, construction machines and apparatus, loading-unloading machines and apparatus, machines for processing plastics, non-electric prime movers not for land vehicles, motors and engines not for land vehicles, parts of non-electric prime movers, parts of motors and engines for land vehicles, pneumatic or hydraulic machines and instruments, machine elements not for land vehicles, 3D printers, starters for motors and engines, AC motors and DC motors not for land vehicles, parts for AC motors and DC motors for land vehicles, parts for AC motors and DC motors not for land vehicles, alternators, direct current generators; Installation, repair or maintenance of computer servers, electronic machines and apparatus, electronic components, personal digital assistants, electric control devices for energy management, electric storage batteries, electric batteries, fuel cells, parts and fittings for fuel cells, fuel cell power generating apparatus and installations, parts and fittings for fuel cell power generating apparatus and installations, power supply apparatus and installations, battery chargers, capacitors, condensers, electrical outlets, power distribution or control machines and apparatus, rotary converters, phase modifiers, solar batteries, batteries and cells, telecommunication machines and apparatus; Installation, repair or maintenance of air-conditioning apparatus, drying apparatus for chemical processing, recuperators for chemical processing, steamers for chemical processing, distillers for chemical processing, heat exchangers for chemical processing, biogas generators, industrial furnaces, boilers other than parts of non-electric prime movers or engines, boilers other than parts of machines, air conditioners for industrial purposes, garbage incinerators, garbage incinerators for industrial purposes, garbage incinerators for household purposes, gas water heaters for household purposes; Installation, repair or maintenance of vehicles for locomotion by land, air, water or rail; Installation, repair or maintenance of parts and fittings for vehicles for locomotion by land, air, water or rail; Installation, repair or maintenance of traction engine, ropeways for cargo or freight handling, non-electric prime movers for land vehicles not including their parts, motors and engines for land vehicles, mechanical elements for land vehicles, electric AC motors and DC motors for land vehicles; Installation, repair or maintenance of reservoirs not of metal or plastics, tanks of masonry, liquid storage tanks (structures) made of masonry, gas storage tanks of masonry; Installation, repair or maintenance of storage tanks of plastic, wood storage tanks, tanks not of metal nor of masonry, containers for storage or transport (not of metal), general purpose storage bins not of metal