PROCESS FOR UTILIZATION OF WEAK NITRIC ACID FORMED FROM ABSORPTION OF NITROSE GASES DURING CELLULOSE NITRATE MANUFACTURING PROCESS Russian patent published in 1997 - IPC

Abstract RU 2076869 C1

FIELD: manufacture of nitrocellulose. SUBSTANCE: weak nitric acid is taken from nitrose gas absorption setup and directed for spraying nitrocellulose mass admitted from cellulose nitration stage to force out sorbed nitrating mixture. EFFECT: more efficient utilization process. 1 dwg

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RU 2 076 869 C1

Authors

Dates

1997-04-10—Published

1995-11-28—Filed