Politechnika Warszawska

Maculewicz, Slawomir Andrzej

Dariusz Lenkiewicz

Wioletta Rarog-Pilecka

Slawomir Podsiadlo

Slawomir Andrzej Maculewicz

Wioletta RARÓG-Pilecka

Method for purification of ammonia or mixtures of nitrogen and hydrogen, or nitrogen, hydrogen and ammonia, where ammonia or a mixture of gases under pressure of from 0.1 to 25 MPa is passed through a column packed with aluminum oxide with a large specific surface area, the ammonia or mixture of gases is then passed through a column packed with CaO, NaOH, KOH or an NaOH/KOH melt, separately or in a mixture, at 20 to 70&#xb0; C. and under pressure of from 0.1 to 25 MPa, and the ammonia or mixture of gases is passed through a column packed with activated carbon having a specific area of 100-3000 m/g with sodium, potassium, caesium, magnesium, calcium, strontium, barium or cerium nitrates(V) or nitrates(III) deposited on its surface, separately or in a mixture.

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Pruszkow, Poland

Dariusz Lenkiewicz