CA948424A - Rockbolting - Google Patents

Rockbolting

Info

Publication number
CA948424A
CA948424A CA134,411A CA134411A CA948424A CA 948424 A CA948424 A CA 948424A CA 134411 A CA134411 A CA 134411A CA 948424 A CA948424 A CA 948424A
Authority
CA
Canada
Prior art keywords
rockbolting
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.)
Expired
Application number
CA134,411A
Other versions
CA134411S (en
Inventor
Arthur Machin
Angus W. A. Oliver
Peter Brocklehurst
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STRATA MINING PATENTS Ltd
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
Application granted granted Critical
Publication of CA948424A publication Critical patent/CA948424A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/06—Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers ; Inhibiting the action of active ingredients
    • C04B40/0666—Chemical plugs based on hydraulic hardening materials
    • 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
    • E21D20/021—Grouting with inorganic components, e.g. cement
    • 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
    • E21D21/0006—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by the bolt material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
CA134,411A 1971-02-16 1972-02-10 Rockbolting Expired CA948424A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB474971 1971-02-16
GB1404071 1971-05-10

Publications (1)

Publication Number Publication Date
CA948424A true CA948424A (en) 1974-06-04

Family

ID=26239345

Family Applications (1)

Application Number Title Priority Date Filing Date
CA134,411A Expired CA948424A (en) 1971-02-16 1972-02-10 Rockbolting

Country Status (3)

Country Link
CA (1) CA948424A (en)
DE (1) DE2207076A1 (en)
FR (1) FR2131351A5 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2835287C2 (en) * 1977-09-06 1984-03-01 E.I. du Pont de Nemours and Co., 19898 Wilmington, Del. Method for anchoring a reinforcement element in a hole and fragile or easily destructible packing for carrying out the method
SE402318B (en) * 1977-09-21 1978-06-26 Cementa Ab KIT AT ANCHORING ELEMENTS AND DEVICE FOR EXERCISING THE KIT
FR2473108A1 (en) * 1980-01-08 1981-07-10 Celtite Sa Sealing cartridge for anchoring retaining bolts - comprises sand cement mixt. in breakable sheath outside which is a second sheath contg. aq. soln. or suspension
DE3416094A1 (en) * 1984-04-30 1985-10-31 Hilti Ag, Schaan DESTROYABLE CARTRIDGE FOR MULTI-COMPONENT DIMENSIONS

Also Published As

Publication number Publication date
DE2207076A1 (en) 1972-08-24
FR2131351A5 (en) 1972-11-10

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