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2 253 018

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IPC

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Application

2003119919/03, 2003-07-01

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Start date

2003-07-01

(22)

Actual filing date

2003-07-01

(45)

Published

2005-05-27

(72)

Inventor

Klishin V.I.Vlasov V.N.Fokin Ju.S.Kokoulin D.I.Tarasik T.M.

(73)

Holder

Institut Gornogo Dela Sibirskogo Otdelenija Rossijskoj Akademii Nauk Gosudarstvennogo Uchrezhdenija) So Ran)

MECHANIZED SUPPORT FOR EXTRACTING MASSIVE STEEP-DIPPING DEPOSITS Russian patent published in 2005 - IPC

Abstract RU 2253018 C2

FIELD: mining industry.

SUBSTANCE: device has flexible ceiling, sections, having face and goaf portions and including base, supporting and limiting ceilings, hydraulic posts, moving hydraulic jack, side shields for supporting and limiting ceilings, extended by hydraulic jacks, and is provided with flexible ceiling. Its sections are connected in couples by hydraulic cylinders, jointly mounted on bases of these sections respectively on face and goaf portions thereof with possible force interaction for changing distance between sections during change of face length, appropriate for massiveness of ore body.

EFFECT: higher reliability.

5 dwg

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RU 2 253 018 C2

Authors

Klishin V.I.

Vlasov V.N.

Fokin Ju.S.

Kokoulin D.I.

Tarasik T.M.

Dates

2005-05-27—Published

2003-07-01—Filed