ZA72863B - Improvements in rockbolting - Google Patents

Improvements in rockbolting

Info

Publication number
ZA72863B
ZA72863B ZA720863A ZA72863A ZA72863B ZA 72863 B ZA72863 B ZA 72863B ZA 720863 A ZA720863 A ZA 720863A ZA 72863 A ZA72863 A ZA 72863A ZA 72863 B ZA72863 B ZA 72863B
Authority
ZA
South Africa
Prior art keywords
rockbolting
Prior art date
Application number
ZA720863A
Inventor
A Oliver
P Brocklehurst
A Machin
A Watson
Original Assignee
Strata Mining Patents Ltd
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
Application filed by Strata Mining Patents Ltd filed Critical Strata Mining Patents Ltd
Publication of ZA72863B publication Critical patent/ZA72863B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/02—Setting anchoring-bolts with provisions for grouting
    • E21D20/021—Grouting with inorganic components, e.g. cement

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Piles And Underground Anchors (AREA)
ZA720863A 1971-02-16 1972-02-10 Improvements in rockbolting ZA72863B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB474971 1971-02-16

Publications (1)

Publication Number Publication Date
ZA72863B true ZA72863B (en) 1972-10-25

Family

ID=9783069

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA720863A ZA72863B (en) 1971-02-16 1972-02-10 Improvements in rockbolting

Country Status (2)

Country Link
GB (1) GB1312904A (en)
ZA (1) ZA72863B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1506897A (en) 1975-11-05 1978-04-12 Ici Ltd Method of securing fixing elements in rock
DE3221046A1 (en) * 1982-06-04 1983-12-08 Wonisch AtV GmbH, 8860 Nördlingen Plastic-based powder for mouldless dowelling
AU2457484A (en) * 1983-02-18 1984-08-23 E.I. Du Pont De Nemours And Company Chemically anchoring a rock bolt
DE4238177A1 (en) * 1992-11-12 1994-05-19 Fischer Artur Werke Gmbh Composite anchor

Also Published As

Publication number Publication date
GB1312904A (en) 1973-04-11

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