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2 093 501

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C1

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IPC

(21) (22)

Application

96114271/02, 1996-07-29

(22)

Actual filing date

1996-07-29

(45)

Published

1997-10-20

(72)

Inventor

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo Ltd"

PROCESS LINE FOR REUTILIZATION OF OUT-DATED POWDER Russian patent published in 1997 - IPC

Abstract RU 2093501 C1

FIELD: powder production. SUBSTANCE: line includes powder element disintegration unit, wet screening apparatus, powder crumb extraction and denitration or nitration reactor, depolymerizer, product stabilization reactor, and centrifuge for alcohol dehydration of product or product plasticization and drying reactor. Line enables production of nitrocellulose product for materials for civil destination and unstable impurity-free powder from out-dated both pyroxylin and ballistic powder. EFFECT: extended powder lifetime. 2 dwg

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RU 2 093 501 C1

Authors

Dates

1997-10-20—Published

1996-07-29—Filed

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