BE838955A - Dispositif d'obturation dilatable pour trous de forage - Google Patents

Dispositif d'obturation dilatable pour trous de forage

Info

Publication number
BE838955A
BE838955A BE164658A BE164658A BE838955A BE 838955 A BE838955 A BE 838955A BE 164658 A BE164658 A BE 164658A BE 164658 A BE164658 A BE 164658A BE 838955 A BE838955 A BE 838955A
Authority
BE
Belgium
Prior art keywords
blocking device
drill holes
expandable blocking
expandable
drill
Prior art date
Application number
BE164658A
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19752508646 external-priority patent/DE2508646C3/de
Application filed filed Critical
Publication of BE838955A publication Critical patent/BE838955A/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/02—Setting anchoring-bolts with provisions for grouting
    • E21D20/025—Grouting with organic components, e.g. resin

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Sliding Valves (AREA)
  • Pipe Accessories (AREA)
  • Geophysics And Detection Of Objects (AREA)
BE164658A 1975-02-28 1976-02-26 Dispositif d'obturation dilatable pour trous de forage BE838955A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752508646 DE2508646C3 (de) 1975-02-28 Aufweitbarer, verlorener Bohrlochverschlußstopfen

Publications (1)

Publication Number Publication Date
BE838955A true BE838955A (fr) 1976-06-16

Family

ID=5940019

Family Applications (1)

Application Number Title Priority Date Filing Date
BE164658A BE838955A (fr) 1975-02-28 1976-02-26 Dispositif d'obturation dilatable pour trous de forage

Country Status (2)

Country Link
BE (1) BE838955A (fr)
FR (1) FR2302412A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2903137C3 (de) * 1979-01-27 1982-02-18 Bergwerksverband Gmbh, 4300 Essen Rohrförmiger verlorener Bohrlochverschluß
DE8121985U1 (de) * 1981-07-27 1981-11-26 Estel Hoesch Werke Ag, 4600 Dortmund Verlorener verschlussstopfen

Also Published As

Publication number Publication date
FR2302412A1 (fr) 1976-09-24
DE2508646A1 (de) 1976-09-09
DE2508646B2 (de) 1977-05-12

Similar Documents

Publication Publication Date Title
NL7712128A (nl) Grondboorinrichting.
BE855446A (fr) Dispositif distributeur
SE411139B (sv) Anordning for borrning
BE876664A (fr) Dispositif de fermeture tubulaire, perdu, pour trous de forage
FR2299968A1 (fr) Dispositif d'
BE860443A (fr) Dispositif telescopique
FR2303752A1 (fr) Dispositif d'elevation
BE840815A (fr) Dispositif d'echantillonnage
FR2320479A1 (fr) Dispositif d'etancheite expansible
BE868145A (fr) Dispositif semeur
SE7700205L (sv) Jordborrningsanordning
PL196919A1 (pl) Urzadzenie wiertnicze
FR2326207A1 (fr) Dispositif de drainage
FR2298966A1 (fr) Dispositif d'eplucha
BE846788A (fr) Dispositif de drainage medical
RO69936A (fr) Dispositif de percement
FR2302532A1 (fr) Dispositif d'ecartometrie
BE863929A (fr) Dispositif semi-conducteur
FR2302601A1 (fr) Dispositif d'extr
FR2344684A1 (fr) Dispositif de forage dans le sol
NO150060C (no) Anordning for nedfoering av en jordleder
BE838955A (fr) Dispositif d'obturation dilatable pour trous de forage
BE851245A (fr) Dispositif d'obturation d'un orifice
FR2302533A1 (fr) Dispositif d'ecartometrie
NO771741L (no) Reversibel slaganordning for grunnboring