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2 031 791

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C1

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IPC

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Application

4925476/05, 1991-04-04

(22)

Actual filing date

1991-04-04

(45)

Published

1995-03-27

(72)

Inventor

Bogomolov R.M.Klimanov A.S.Torgashov A.V.Balabashin B.P.Koveshnikov V.I.Jung D.S.

(73)

Holder

Spetsial'Noe Konstruktorskoe Bjuro Po Dolotam Samarskogo Dolotnogo Zavoda

METHOD TO PRODUCE SEALING RINGS Russian patent published in 1995 - IPC

Abstract RU 2031791 C1

FIELD: sealing ring production. SUBSTANCE: resistant to wear filling in the form of measured piece of preliminary formed cord is put into the area of ring portion required increased resistance to wear. Then ring-type metal reinforcement is installed and pressure die casting is used to feed moulding material to mould the ring with further its consolidation. EFFECT: production of sealing rings with metal skeleton. 5 dwg

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RU 2 031 791 C1

Authors

Bogomolov R.M.

Klimanov A.S.

Torgashov A.V.

Balabashin B.P.

Koveshnikov V.I.

Jung D.S.

Dates

1995-03-27—Published

1991-04-04—Filed

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