C01B21/1409 - CPC Classification Index

ClassID:

84736 ⎘

C01B21/1409 - CPC Classification

Classification description:

Nitrogen; Compounds thereof; Compounds containing nitrogen and non-metals and optionally metals; Hydroxylamine; Salts thereof Preparation

Sub-classes:

C01B21/1418 » {by catalytic reduction of nitrogen oxides or nitrates with hydrogen} 17
C01B21/1427 » {by reduction of nitrogen oxides or nitrites with bisulfite or sulfur dioxide, e.g. by the Raschig process} 0
C01B21/1436 » {by reaction in the gas phase, e.g. of nitrogen, hydrogen and oxygen} 0
C01B21/1445 » {of hydoxylamine from its salts} 5
C01B21/1454 » {of hydroxylamine salts by processes not covered by one or more of groups to , e.g. by conversion of one salt into another} 0

Recent Application in this class:

20150299870

Methods and systems for the reduction of molecules using diamond as a photoreduction catalyst

20130192977

Methods and systems for the reduction of molecules using diamond as a photoreduction catalyst

20060183629

Production of a zeolite-containing solid