1.Used for arc welding (cutting), magnesium, aluminum, stainless steel and other alloy protective gas 2.It is used in the smelting of steel,aluminum,titanium and zirconium. 3.When argon discharging, there will be a purple glow , and used f…

1.Nitrogen-filled packaging, nitrogen filling bulbs.Chemical properties (using chemical properties is stable, normal temperature is very difficult to react with other material “) food, canned, fruit and etc.usually use nitrogen for corrosi…

Metal welding, cutting and a variety ofcombustion-supporting gas for combustion systemand some oxidizing gas technical process gas, etc. Metallurgical industry, including steel, non-ferrous metal smelting process, all have extensive use of…

It need to add hydrogenation and by de-sulfur and hydrogenation cracking to extract crude oil, petroleum refining process need to add hydrodesulfurizer. The amount of hydrogen used in the petroleum industry is second only to synthetic ammo…

1) A 1000t/d scale ammonia plant is used as a raw material gas for ammonia, methanol and petroleum refining. It need 336 cubic meters for per ton of ammonia, and if the ammonia is produced on a large scale. The main cost is comes from the …

1. Organic chemical industry Carbon dioxide is used in organic chemical synthesis, can produce a variety of commonly used chemical products, such as urea, salicylic acid, etc.; Carbon dioxide function as monomer raw materials in the bimeta…

In the small water gas production of ammonia plant, the proportion of nitrogen to hydrogen ratio is table after adding the nitrogen, which smooths the operation and reduce the consumption of synthetic ammonia; In addition, it also use the …

Nitrogen is the main raw material of nitrogen fertilizer industry, such as ammonium nitrate with 36% nitrogen , ammonium sulfate n with 21% nitrogen, urea with 46.7% nitrogen. Nitrogen is also used to replace air or gas in pipelines and co…

In the chemical plant, nitrogen is mainly for the protection of gas, ventilation and washing gas, to ensure safe production. Such as polypropylene production, it need to use pure nitrogen (99.99%) functioning as the protection of gas, repl…