Nitration process

Details Nitration process Nitration process

1998-07-30

1999-10-05

Geist, Gary

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568932, 568939, C07C20500

Patent

active

059638788

ABSTRACT:
A continuous process to nitrate a nitratable aromatic compound utilizing nitric acid and sulfuric acid feed stocks is described. The process includes the collecting of NO.sub.x O gases with water under pressure to and treating the NO.sub.x gases with water under pressure to produce weak nitric acid which is recycled to the nitric acid feed stock. The process is efficient, permitting the venting of NO.sub.x free gases to the atmosphere.

REFERENCES:
patent: 4310500 (1982-01-01), Langecker et al.
patent: 5756867 (1998-05-01), Hermann et al.

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