ZA201708603B - An inflatable rock bolt - Google Patents

An inflatable rock bolt

Info

Publication number
ZA201708603B
ZA201708603B ZA2017/08603A ZA201708603A ZA201708603B ZA 201708603 B ZA201708603 B ZA 201708603B ZA 2017/08603 A ZA2017/08603 A ZA 2017/08603A ZA 201708603 A ZA201708603 A ZA 201708603A ZA 201708603 B ZA201708603 B ZA 201708603B
Authority
ZA
South Africa
Prior art keywords
rock bolt
inflatable rock
inflatable
bolt
rock
Prior art date
Application number
ZA2017/08603A
Inventor
Barry Graeme Holfeld
Original Assignee
Barry Graeme Holfeld
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 Barry Graeme Holfeld filed Critical Barry Graeme Holfeld
Publication of ZA201708603B publication Critical patent/ZA201708603B/en

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
    • E21D21/0033—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts having a jacket or outer tube

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)
  • Pipe Accessories (AREA)
  • Earth Drilling (AREA)
ZA2017/08603A 2015-06-25 2017-12-18 An inflatable rock bolt ZA201708603B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA201504586 2015-06-25
ZA201505772 2015-08-12
PCT/IB2016/053817 WO2016207868A1 (en) 2015-06-25 2016-06-27 An inflatable rock bolt

Publications (1)

Publication Number Publication Date
ZA201708603B true ZA201708603B (en) 2022-08-31

Family

ID=57584833

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2017/08603A ZA201708603B (en) 2015-06-25 2017-12-18 An inflatable rock bolt

Country Status (2)

Country Link
WO (1) WO2016207868A1 (en)
ZA (1) ZA201708603B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4954017A (en) * 1980-11-10 1990-09-04 The Curators Of The University Of Missouri Expansion bolt and mine roof reinforcement
ATE145708T1 (en) * 1988-10-10 1996-12-15 Hendrik Hermanus Gerha Witzand STABILIZING AGENTS FOR ROCKS
SE514084C2 (en) * 1999-04-21 2000-12-18 Gurlita Maskin Ab Device and method for reinforcing and sealing rock wall including an expander for anchoring
US9062547B2 (en) * 2010-06-04 2015-06-23 Fci Holdings Delaware, Inc. Expandable bolt with shielded tip

Also Published As

Publication number Publication date
WO2016207868A1 (en) 2016-12-29
WO2016207868A4 (en) 2017-03-09

Similar Documents

Publication Publication Date Title
PL3177839T3 (en) Bolt for bracing parts lying on one another
LU92657B1 (en) Mining sandboxes
GB201714629D0 (en) Tunnel
GB2545331B (en) Lockset
ZA201700288B (en) Anchor bolt
GB2536156B (en) Distributed marinized borehole system
GB201502581D0 (en) Subsea pipe-in-pie structures
HK1209169A1 (en) Bolt
GB201509896D0 (en) An inflatable tunnel plug
TWM489716U (en) Drill structure
GB2540851B (en) Tunnel arrangement
ZA202003632B (en) Rock bolt
ZA201708615B (en) An inflatable rock bolt
ZA201608231B (en) Coupled self-drilling rock bolt
ZA201708603B (en) An inflatable rock bolt
GB201521741D0 (en) Drill
GB201521744D0 (en) Drill
GB201517240D0 (en) Rig
ZA201900633B (en) Rock bolt
ZA201800853B (en) Rock bolt
ZA201604905B (en) Rock bolt
ZA201603567B (en) Rock bolt
ZA201600501B (en) Rock bolt
ZA201600778B (en) Deviated rock bolt
ZA201501103B (en) Rock bolt