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2 177 092

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IPC

(21) (22)

Application

2000113949/06, 2000-06-05

(24)

Start date

2000-06-05

(22)

Actual filing date

2000-06-05

(45)

Published

2001-12-20

(72)

Inventor

Ulanov G.A.Avdeev V.V.Serebrjanikov N.I.Voronin V.P.Gamidov M.Z.Seredkin V.P.Shkirov V.A.Blednykh S.A.Novikov A.V.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

METHOD OF PRODUCING SEALING MADE FROM EXTENDED GRAPHITE Russian patent published in 2001 - IPC

Abstract RU 2177092 C1

FIELD: producing sealings of high pressure, particularly, producing locking rings for rods of stop-control valves. SUBSTANCE: method contains producing hollows in bend by means of bevel wheels. Before producing the hollows the bend made of extended graphite is applied with metal foil of determined width and thickness. The tooth of the wheel has dimension of the height. EFFECT: provided radial deformation of extended graphite in a given direction. 7 cl, 9 dwg

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RU 2 177 092 C1

Authors

Ulanov G.A.

Avdeev V.V.

Serebrjanikov N.I.

Voronin V.P.

Gamidov M.Z.

Seredkin V.P.

Shkirov V.A.

Blednykh S.A.

Novikov A.V.

Dates

2001-12-20—Published

2000-06-05—Filed