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C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B21/00—Nitrogen; Compounds thereof
C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
C01B21/24—Nitric oxide (NO)
C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
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FR834232D1938-02-141938-02-25Procédé d'enlèvement de l'oxygène et éventuellement de l'oxyde d'azote hors de mélanges gazeux en renfermant
ExpiredFR834232A
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