Gases, gas mixtures, chemicals in liquid, gaseous or vaporous state, all included in class 1; Gases for industrial and commercial purposes all included in class 1; chemical preparations, gases and substances included in class 1, all for use in the welding, cutting, brazing, glass blowing, soldering, shielding, thermal insulation and thermic treatment of materials; Gases in class 1 including nitrogen, hydrogen, helium, nitrogen oxides, nitrous oxides, oxides, oxygen, argon, propane, acetylene, acetylene tetrachloride; dry ice (carbon dioxide)

Gas cylinders made of metal; Valves and manifolds for gas cylinders, made of metal

Gases, gas mixtures, chemicals in liquid, gaseous or vaporous state, all included in class 1; Gases for industrial and commercial purposes all included in class 1; chemical preparations, gases and substances included in class 1, all for use in the welding, cutting, brazing, glass blowing, soldering, shielding, thermal insulation and thermic treatment of materials; Gases in class 1 including nitrogen, hydrogen, helium, nitrogen oxides, nitrous oxides, oxides, oxygen, argon, propane, acetylene, acetylene tetrachloride; dry ice (carbon dioxide)

Gases all for medical use in class 5 including nitrogen and oxygen

Chemicals for use in industry; gases for industrial and commercial purposes; gases, other than for medical use; gas mixtures; inert gases, other than for medical use; chemicals for use in welding; welding preparations being gases for use in welding; shielding gases for use in welding; chemical agents for use in metal cutting; cutting agents; gases with heat insulating effects; gases for use in thermal treatment; gases for use in burning; gases for use in flame spraying; chemical products for use in heating systems; gases for use in dispensing liquids; gases for inflating balloons; helium; compressed air; gas propellants; gaseous hydrocarbons and hydrocarbon compounds; reducing gases; solidified gases; liquefied gases; synthetic gases; gas neutralisers; filtering gases including solid gas filtering substances; products for the absorbing of gas; nitrogen; nitrogen oxides; nitrous oxides; oxides; oxygen; chemical preparations for the production of gases; solid oxygen, other than for medical use; argon; propane; acetylene; acetylene tetrachloride; dry ice (carbon dioxide); carbon dioxide (other than for medical or veterinary use); chemical agents for use in the hardening of metals; chemical hardening preparations; preparations for the purification of gas; substances for the purification of gases; carbonaceous absorbents for the purification or separation of gases; filter aids for liquid purification; substances for the purification of fluids; including instructional materials sold together with the aforesaid goods allowed in this class

Distribution of gas; Filling of gas bottles; Filling of gas tanks; Gas distribution services; Gas storage services; Gas supplying; Refilling of gas tanks; Storage of gas