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2 063 086

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IPC

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Application

94010440/07, 1994-03-25

(22)

Actual filing date

1994-03-25

(45)

Published

1996-06-27

(72)

Inventor

Misjura P.P.Kulakov G.A.Verpeta A.S.Chervonenkis R.A.

(73)

Holder

Tovarishchestvo S Ogranichennoj Otvetstvennost'Ju

CONTACT MANUFACTURING PROCESS FOR VACUUM ARC-CONTROL CHAMBERS Russian patent published in 1996 - IPC

Abstract RU 2063086 C1

FIELD: electrical engineering. SUBSTANCE: process includes the following stages: mixing of conducting metal powder with heat-resistant powdered material of higher melting point than conducting metal powder; molding of mixture obtained to produce blank; pre-sintering of blank in high-purity hydrogen environment; final sintering; packing, and degassing of blank by diffusion welding in vacuum. EFFECT: provision for combining final sintering, packing, and degassing of contact material blank in s single operation of diffusion welding.

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RU 2 063 086 C1

Authors

Misjura P.P.

Kulakov G.A.

Verpeta A.S.

Chervonenkis R.A.

Dates

1996-06-27—Published

1994-03-25—Filed

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