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DE302909C - - Google Patents

Info

Publication number
DE302909C
DE302909C DENDAT302909D DE302909DA DE302909C DE 302909 C DE302909 C DE 302909C DE NDAT302909 D DENDAT302909 D DE NDAT302909D DE 302909D A DE302909D A DE 302909DA DE 302909 C DE302909 C DE 302909C
Authority
DE
Germany
Prior art keywords
proverbs
boreholes
eyelets
intercepting
anchors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DENDAT302909D
Other languages
German (de)
Publication of DE302909C publication Critical patent/DE302909C/de
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)

Description

yJ*>~<yJ *> ~ <

Claims (2)

Pat ent-An Sprüche:Pat ent-An Proverbs: 1. Verfahren zum Abfangen und Sichern des Hangenden und der Stöße im Bergbau ohne Stützung von unten, dadurch gekennzeichnet, daß Bohrlöcher bis in die festen Gebirgsschichten gestoßen und darin Anker eingelassen und befestigt werden.1. Procedure for intercepting and securing hanging walls and impacts in mining without support from below, characterized in that drill holes extend into the fixed Rock layers are pushed and anchors are embedded and fastened in them. 2. Verfahren nach Anspruch i, dadurch gekennzeichnet, daß die aus· den Bohrlöchern herausragenden Teile der Anker verdickt oder mit Ösen versehen sind und. unter sich durch Drahtseile verbunden werden, über welche Drahtgeflechte gelegt werden.2. The method according to claim i, characterized in that the from · the boreholes protruding parts of the anchor are thickened or provided with eyelets and. are connected by wire ropes over which wire meshes are laid.
DENDAT302909D Active DE302909C (en)

Publications (1)

Publication Number Publication Date
DE302909C true DE302909C (en)

Family

ID=556671

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT302909D Active DE302909C (en)

Country Status (1)

Country Link
DE (1) DE302909C (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE933323C (en) * 1952-05-08 1955-09-22 August Dipl-Ing Fischer Anchor support for mining operations
DE1008233B (en) * 1954-09-09 1957-05-16 Bergbaustahl G M B H Anchor support
DE1025365B (en) * 1952-04-10 1958-03-06 Bochumer Eisen Heintzmann Anchor support
DE1143471B (en) * 1958-05-28 1963-02-14 British Ropes Ltd Mountain anchor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1025365B (en) * 1952-04-10 1958-03-06 Bochumer Eisen Heintzmann Anchor support
DE933323C (en) * 1952-05-08 1955-09-22 August Dipl-Ing Fischer Anchor support for mining operations
DE1008233B (en) * 1954-09-09 1957-05-16 Bergbaustahl G M B H Anchor support
DE1143471B (en) * 1958-05-28 1963-02-14 British Ropes Ltd Mountain anchor

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