YANGO

Gases and mixtures of gases for use in industry, science and agriculture, namely, oxygen, argon, hydrogen, nitrogen, and carbon dioxide

Metal containers for compressed gas

Scientific apparatus and instruments for measuring and monitoring the supply and distribution of gases and gas mixtures in liquid or gaseous form, namely, regulators, flow-meters, liquid level controllers for the storage and dispensing of compressed and liquefied gases, gas pressure indicators and controllers; control consoles comprised of computer terminals for operation control, pressure sensors, gas dosage dispensers, and gas filters

Distillation apparatus used in gas production plants; steam generating apparatus used in gas production plants; gas evaporators; air separation units for gas generation; apparatus for the liquefaction of gases and gas mixtures, namely, refrigerating and freezing apparatus for liquefaction of air in gas production plants; electrochemical generators of gases and gas mixtures in liquid or gas form