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2 167 255

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IPC

(21) (22)

Application

99112602/03, 1999-06-09

(24)

Start date

1999-06-09

(22)

Actual filing date

1999-06-09

(45)

Published

2001-05-20

(72)

Inventor

Sultanov B.Z.Gabdrakhimov M.S.Gabdrakhimov N.M.Sulejmanov R.I.

(73)

Holder

Sultanov Bajrak ZakievichGabdrakhimov Mavlitzjan Sagit'JanovichGabdrakhimov Nail' MavlitzjanovichSulejmanov Rustehm Iskhakovich

HYDRAULIC STRIKER FOR HOLE DRILLING Russian patent published in 2001 - IPC

Abstract RU 2167255 C2

FIELD: mining industry. SUBSTANCE: invention is related to face drilling equipment used to create shock loads on drill bit in process of drilling. In agreement with invention valve box of hydraulic striker has simplified structure that includes body with conduit of rectangular section inside it. Conduit houses connecting rod and valve. Upper part of body of valve box is located in space made in upper adapter and connecting rod is linked to body with the use of key. EFFECT: simplified design and increased efficiency on formation of dynamic loads on drill bit. 1 dwg

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RU 2 167 255 C2

Authors

Sultanov B.Z.

Gabdrakhimov M.S.

Gabdrakhimov N.M.

Sulejmanov R.I.

Dates

2001-05-20—Published

1999-06-09—Filed