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(19)

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2 542 067

(13)

(51)

IPC

E21D21/00(2006-01-01)

(21) (22)

Application

2014103938/03, 2014-02-04

(24)

Start date

2014-02-04

(22)

Actual filing date

2014-02-04

(45)

Published

2015-02-20

(72)

Inventor

Karasev Maksim Anatol'EvichPetrov Dmitrij NikolaevichRubchevskij Jurij IgorevichBeljakov Nikita Andreevich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Mineral'No-Syr'Evoj Universitet

YIELDING ROCK BOLTING Russian patent published in 2015 - IPC E21D21/00

Abstract RU 2542067 C1

FIELD: mining.

SUBSTANCE: yielding rock bolting comprises an anchor mounted in the mass with an outer threaded end, an upper support element and a deformable element fixed by the lower support element. On the exposed end of the rod of the anchor the tube is installed which is perforated in the lower belt, which is fixed by the lower support element.

EFFECT: ensuring of compliance of the rock bolting with the relatively constant resistance.

4 dwg

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RU 2 542 067 C1

Authors

Karasev Maksim Anatol'Evich

Petrov Dmitrij Nikolaevich

Rubchevskij Jurij Igorevich

Beljakov Nikita Andreevich

Dates

2015-02-20—Published

2014-02-04—Filed