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2 066 821

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C1

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IPC

(21) (22)

Application

93056133/08, 1993-12-20

(22)

Actual filing date

1993-12-20

(45)

Published

1996-09-20

(72)

Inventor

Evseev V.A.Lipsman D.L.Pestov I.V.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Im.V.A.Degtjareva"

METHOD OF MANUFACTURING FIREARMS WEAR-RESISTANT BARREL Russian patent published in 1996 - IPC

Abstract RU 2066821 C1

FIELD: manufacturing barrels of small-arms and gun weapons. SUBSTANCE: at manufacture of barrel the whole metal of breech end of the barrel, a cartridge chamber and beginning of the rifled bore over a length of at least 3 calibres inclusive, is subjected to thermal treatment so as to enhanced its hardness, then the casing is press-fitted onto the section with enhanced hardness; the casing overlaps this section over a length of at least one caliber. EFFECT: enhanced wear resistance. 1 dwg

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RU 2 066 821 C1

Authors

Evseev V.A.

Lipsman D.L.

Pestov I.V.

Dates

1996-09-20—Published

1993-12-20—Filed

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