[On the sanitary removal of nitrogen oxides from industrial waste gases].
D000397:Air Pollution / Q000517:prevention & control*; D002617:Chemical Industry; D007220:Industrial Waste; D009569:Nitric Oxide; D009609:Nitrous Oxide
D007220:Industrial Waste; D009569:Nitric Oxide; D009609:Nitrous Oxide
O sanitarnoĭ ochistke otkhodiashchikh gazov ot okislov azota.