GB8715614D0 - Deformable rock bolts - Google Patents

Deformable rock bolts

Info

Publication number
GB8715614D0
GB8715614D0 GB878715614A GB8715614A GB8715614D0 GB 8715614 D0 GB8715614 D0 GB 8715614D0 GB 878715614 A GB878715614 A GB 878715614A GB 8715614 A GB8715614 A GB 8715614A GB 8715614 D0 GB8715614 D0 GB 8715614D0
Authority
GB
United Kingdom
Prior art keywords
rock bolts
deformable rock
deformable
bolts
rock
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.)
Withdrawn
Application number
GB878715614A
Other versions
GB2206390A (en
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB08715614A priority Critical patent/GB2206390A/en
Publication of GB8715614D0 publication Critical patent/GB8715614D0/en
Publication of GB2206390A publication Critical patent/GB2206390A/en
Withdrawn legal-status Critical Current

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
    • E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means
    • 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

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)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Joining Of Building Structures In Genera (AREA)
GB08715614A 1987-07-02 1987-07-02 Deformable rock bolt Withdrawn GB2206390A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08715614A GB2206390A (en) 1987-07-02 1987-07-02 Deformable rock bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08715614A GB2206390A (en) 1987-07-02 1987-07-02 Deformable rock bolt

Publications (2)

Publication Number Publication Date
GB8715614D0 true GB8715614D0 (en) 1987-08-12
GB2206390A GB2206390A (en) 1989-01-05

Family

ID=10619989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08715614A Withdrawn GB2206390A (en) 1987-07-02 1987-07-02 Deformable rock bolt

Country Status (1)

Country Link
GB (1) GB2206390A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2315859C2 (en) * 1973-03-30 1985-03-07 International Intec Co. Ets., Vaduz Anchor bolts
ES203342Y (en) * 1973-06-23 1976-04-16 PERFECTED FASTENING ELEMENTS.
SE427764B (en) * 1979-03-09 1983-05-02 Atlas Copco Ab MOUNTAIN CULTURAL PROCEDURES REALLY RUCH MOUNTED MOUNTAIN
ZA811894B (en) * 1980-03-28 1982-04-28 R Thom An anchor bolt
NO159201C (en) * 1980-09-08 1988-12-07 Atlas Copco Ab PROCEDURE FOR BOLTING IN MOUNTAIN AND COMBINED EXPANSION BOLT AND INSTALLATION DEVICE FOR SAME.
SE8106165L (en) * 1981-10-19 1983-04-20 Atlas Copco Ab PROCEDURE FOR MOUNTAIN AND MOUNTAIN

Also Published As

Publication number Publication date
GB2206390A (en) 1989-01-05

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)