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2 016 316

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C1

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IPC

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Application

4932631/29, 1991-05-05

(22)

Actual filing date

1991-05-05

(45)

Published

1994-07-15

(72)

Inventor

Bukreeva I.I.Bojtsov V.I.Teslenko S.F.Tikhomirova M.V.Bukreev S.F.

(73)

Holder

Moskovskaja Gosudarstvennaja Akademija Khimicheskogo Mashinostroenija

METHOD OF PRODUCING BALL VALVE Russian patent published in 1994 - IPC

Abstract RU 2016316 C1

FIELD: valving. SUBSTANCE: spherical case is pressed out using a piping blank. Rotatable valving member provided with centering projection and opening for receiving a rod is mounted within the case. Adhesive antifriction material is applied to inner surface of the case. The case is assembled with the rod. After assembling the cylinder with anti-adhesive surface is fixed and space of the valving member is filled with nonshrinking hardening plastic through passages provided in the cylinder. EFFECT: simplified method. 1 dwg

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RU 2 016 316 C1

Authors

Bukreeva I.I.

Bojtsov V.I.

Teslenko S.F.

Tikhomirova M.V.

Bukreev S.F.

Dates

1994-07-15—Published

1991-05-05—Filed

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