Pharmaceutical, veterinary and sanitary preparations, in particular gas and gaseous mixtures for medical, therapeutic, veterinary and sanitary purposes; Medical gases; Chemical preparations for medical or pharmaceutical purposes, anaesthetic and analgesic preparations; Sterilising agents; Disinfectants; Fungicides, herbicides; Substances for smoking sold separately or blended with tobacco, for medical or curative purposes; Tobacco substitutes, for medical or curative purposes; Plasters, materials for dressings; Material for stopping teeth, dental wax; Disinfectants; Preparations for destroying vermin.

Reservoirs, containers and receptacles of metal for the manufacture, storage and transport of chemicals and gases under pressure or in liquid form; Cylinders of metal for gas; Pallets for gas cylinders, namely holding pallets of metal for gas cylinders, transport pallets of metal for gas cylinders and loading pallets (trays) of metal for gas cylinders; Valves of common metal; Gas cylinders of metal fitted with a regulator cap; Tanks of metal for cryogenic fluids, in particular for rockets and spacecraft; Goods of common metal not included in other classes, namely connection taps; Filler metals for welding, wires and rods of metal for welding, plating, brazing and soldering; Metal hardware; Metal pipes and containers; Common metals and their alloys; Metal building materials; Transportable buildings of metal; Non-electric cables and wires of common metal; Ores; Regulator caps and taps of metal for fitting to gas cylinders.

Machine tools; Suction machines for industrial purposes; Packaging and wrapping machines; Printing machines; Machines, apparatus and devices of a mechanical nature and tools, and parts therefor, for the machining of materials; Laser equipment being machine tools; Installations for machining of materials; Motors and engines (except for land vehicles); Chipper machines; Machines, apparatus and devices of a mechanical nature for the production, storage, compression, decomposition, regulation, packaging and transport of chemicals, gases and gaseous mixtures, in liquid or gaseous form; Machines for on-site production of chemicals, gases and gaseous mixtures; Machines and apparatus for the separation of gases; Gas concentration apparatus; Cryogenic grinding installations; Compressors (machines); Pressurisation apparatus (machines); Release machines; Turbo-regulators and regulators (machines or parts of machines); Pumps i(machines); Vacuum pumps; Liquefied gas pumps; Valves (parts of machines), shut-off valves and collectors for flows of process liquids (machines); Condensers (in particular for air) (machines); Regenerators (in particular for solvents) (machines); Mechanical power generators; Mechanical separators; Mechanical apparatus/machines for separation of air; Apparatus/machines for separation of technical gases and gaseous mixtures, refinery gases, natural gases and air gases; Valves and reinforcements (machines and parts of machines) for gas, being parts of gas supply apparatus (also not of metal); Sieves and filters (parts of machines) for liquefied or non-liquefied gas; Blowing machines for the compression, exhaustion and transport of gases; Tube conveyors, pneumatic; Welding and gas cutting machines and apparatus, gas torches for welding and cutting, pressure regulators for welding and cutting machines; Machines and machine tools, namely positioners and turning gear, welding and gas cutting benches; Electric welder; Mechanical welding stations; Laser equipment being machines for cutting and welding, including for the machining of materials; Gas cutting machines and guide machines for use in cutting and assembly processes; Mechanical apparatus and devices for machining by means of soldering or gas cutting; Resistance welding machines; Industrial robots, including for cutting and assembly of materials; Plasma cutting apparatus; Clamping devices for machined parts; Machines and apparatus for manufacturing welding electrodes; Safety devices for preventing blowback when welding and cutting, in particular anti-blowback flaps; Electric generators, in particular fuel cell electric generators; Electric and hydraulic drive systems for machines; Hydraulic gearings and parts for hydraulic machines; Mechanical machines and equipment for installations in the chemicals, petrochemicals and oleochemicals industries, the polymers and chemical fibres industry and the plastics processing industry; Machine coupling and transmission components (except for land vehicles); Equipment for treatment of gas (parts of machines), in particular cartridges for abating toxic, corrosive and/or inflammable gases; Fluid dispensing apparatus; Compression apparatus; Cutting and electric arc welding apparatus, electric soldering stations, soldering electrodes; Blow pipes for electric arc welding and cutting; Electric arc welding and/or cutting apparatus and instruments, including torches; Plasma welding apparatus, including torches; Stations for arc welding under flux with blow pipes and burners; Electric cutting apparatus; Automatic vending machines for helium balloons; Suction apparatus; Blow torches; Apparatus enabling the release of compressed or liquefied gases; Condensers; Gas generators; Installations for the control, maintenance and regulation of inerting atmospheres; Installations and generators of atmospheres for surface treatment; Infrastructures and apparatus for the generation and production of vacuum pressure.

Scientific (other than for medical purposes), nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; Scientific, measuring and checking apparatus and instruments for the supply and distribution of chemicals, gases and gas mixtures, in liquid or gaseous form; Devices for microbiological analysis of industrial and medical gases; Machines, apparatus and devices of a mechanical nature for measuring gases and gaseous mixtures; Regulators, flowmeters, liquid level controllers for filling, storage and distribution of gases in compressed and liquefied form; Dispensing apparatus for liquefied gas; Pressure indicators; Apparatus and instruments for the detection of gases; ionisation gauges; Vacuum gauges; Spectrometers; Pressure measuring apparatus; Accelerated ion devices including devices for coating substrates; Apparatus for analysis and screening of leaks; Gas chromatographs; Ozone measuring apparatus; Spectral gas analysers; Pressure regulators; Chemical apparatus using gases for inerting operations; And parts and fittings for all the aforesaid; Electric power supply equipment for electric arc welding stations and cored welding wires; Devices for measuring and monitoring welding and cutting techniques; Thyristor welding current controllers; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Transformers, electric batteries; Fuel cells and component parts thereof, namely anodes, cathodes, membranes for electrochemical separation and collector plates for electric current; Chemistry apparatus for liquefaction and gasification, in particular for coal or biomass; Chemical apparatus for the production of pharmaceutical preparations; Equipment and clothing for safety and protection, in particular welding masks, protective or safety goggles, clothing for protection against accidents, irradiation and fire, gloves for protection against accidents; Scuba sets, breathing apparatus for underwater diving, gas regulators for underwater diving apparatus, underwater telephones, location detection apparatus, diving and swimming goggles; Dungarees, costumes, gloves or diving masks; Software; Data carriers for automated reading and software therefor; Data processing apparatus and computers; Programming stations consisting of computers and information supports, in particular for use in mechanical cutting and welding; Electrotechnical and electronic apparatus and equipment for process monitoring and process control, for the collection, processing and output of data; Transducers; Flowmeters, Pressure measuring apparatus; Machines and apparatus for control of chemicals, gases and gaseous mixtures, in liquid or gaseous form; Pressure reducers; Equipment for the control, maintenance and regulation of inerting atmospheres; Apparatus adapted for regulating vacuum pressure in hospital rooms.

Surgical, medical, dental and veterinary apparatus and instruments, in particular for the administration of gases, sleep apnoea, respiratory assistance, ventilators and cryotherapy apparatus.

Apparatus for igniting, lighting, heating, burning, cooking, drying, steam generating, ventilating, cooling and refrigerating purposes; Burners, In particular burners for industrial ovens; Infrastructures, installations and apparatus for the production, liquefaction, separation, drying, purification, capture and distribution of chemicals, gases and gas mixtures, in liquid or gaseous form; Generators of gas and gaseous mixtures in liquid or gaseous form; Apparatus for the cooling, treatment, purification and disposal of solid, liquid or gaseous matter; Air separators; Regulating valves in reservoirs; Compression apparatus; Electric apparatus, namely waterproof lamps and parts therefor; Cryogenic systems, cryopreservation machines, apparatus for cryopreservation in transit, cryogenic degalvanisation equipment, apparatus for refrigerating purposes using gases or gaseous mixtures as a source of cold, equipment and installations for the treatment of waste water and sludge; Membranes for the separation of chemicals and gases; Regulator valves and non-return valves of metal being parts of gas and cryogenic installations; Pressure regulators being parts of gas and cryogenic installations; Valves regulating the supply of gas (parts of gas supply apparatus); Cryostats.

Building construction; Construction, installation and maintenance of installations for the production, distribution and purification of chemicals, gases and gaseous mixtures, in liquid or gaseous form; Installation, maintenance and repair of chemical factories, gas separators, gas generators, apparatus for handling gases, cryogenic apparatus, apparatus for processing and preserving foodstuffs, apparatus for the analysis of gas; Installation and maintenance of welding and cutting equipment; Installation and maintenance of heat treatment units; Maintenance, servicing and repair of fuel cells and their components; Maintenance, servicing and repair of cryogenic installations; Servicing and maintenance of the fluid meters of a network supplying medical gases in hospital environments; Sterilisation and disinfection of equipment and instruments, in particular for medical and surgical use; Servicing, repair and installation of apparatus and instruments for measuring, calibration, checking, analysis and benchmarking purposes; Drilling; Supervision (management) of building works.

Transport; Packaging and storage of goods; Transportation information; Distribution, delivery, storage and transport of goods, equipment, working materials, raw materials, chemicals, industrial and medical gases and equipment relating to gas; Transport of gas through pipelines (gas pipelines); Supply of gas for companies/factories, institutions and private individuals, in particular delivery of gases in containers/gas cylinders or in bulk by tankers or gas pipelines, including where automated and without specific orders; Transport and warehousing of gas cylinders, for the supply thereof; Distribution (delivery) of consumables for welding; Rental of machines and apparatus for use in the transport and storage of solids, liquids and gases; Rental of tanks and containers for the storage of gas, gas cylinders and gas supply systems; Rental of pallets; Delivery and warehousing of cryogenic goods, rental of cryogenic containers; Loan and rental of transport and handling carts; Towing; Rental and hire of vehicles; Distribution of water or energy; Providing (distribution) of electrical energy by means of fuel cells.

Consultancy, specialised and technical expert reports, evaluations, appraisals and research in the scientific, computing and technological fields provided by engineers, in particular for the use of chemicals, gases and gaseous mixtures, in liquid or gaseous form; Drafting of plans for the application of gases in the technical and scientific fields; Design of industrial processes and engineering services for others; Design, technical development and research for construction projects and design of industrial installations and machines; Consultancy in relation to environmental protection; Chemical analysis; Research and development of new products and processes for others; Project studies (Technical -); Design and development of computer hardware and software; Design, installation, maintenance, updating and rental of computer software.

Medical and veterinary services; Medical aid in the home; Medical imaging services; Hospitals; Nursing homes; Monitoring of patients (medical services); Medical equipment rental; Consultancy and information in the medical and pharmaceutical fields.