FIELD: explosives. SUBSTANCE: nitrocellulose powders containing chemical-resistance stabilizers, retarders, and other trivalent nitrogen-bearing organic additives are processed by extraction of these additives with ferric chloride aqueous solution. EFFECT: simplified extraction procedure due to reduced number and duration of operations and avoided use of expensive organic solvents.
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Authors
Dates
2003-02-10—Published
2001-03-13—Filed