GB2233379B - Support for underground mining operations - Google Patents

Support for underground mining operations

Info

Publication number
GB2233379B
GB2233379B GB9012433A GB9012433A GB2233379B GB 2233379 B GB2233379 B GB 2233379B GB 9012433 A GB9012433 A GB 9012433A GB 9012433 A GB9012433 A GB 9012433A GB 2233379 B GB2233379 B GB 2233379B
Authority
GB
United Kingdom
Prior art keywords
support
underground mining
mining operations
operations
underground
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 - Fee Related
Application number
GB9012433A
Other versions
GB9012433D0 (en
GB2233379A (en
Inventor
Gyorgy Szentai
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9012433D0 publication Critical patent/GB9012433D0/en
Publication of GB2233379A publication Critical patent/GB2233379A/en
Application granted granted Critical
Publication of GB2233379B publication Critical patent/GB2233379B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Transmission Devices (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Seats For Vehicles (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
GB9012433A 1989-06-02 1990-06-04 Support for underground mining operations Expired - Fee Related GB2233379B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU283289A HU208043B (en) 1989-06-02 1989-06-02 Apparatus for securing mine working place

Publications (3)

Publication Number Publication Date
GB9012433D0 GB9012433D0 (en) 1990-07-25
GB2233379A GB2233379A (en) 1991-01-09
GB2233379B true GB2233379B (en) 1993-08-25

Family

ID=10961291

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9012433A Expired - Fee Related GB2233379B (en) 1989-06-02 1990-06-04 Support for underground mining operations

Country Status (4)

Country Link
DE (1) DE4018001A1 (en)
FR (1) FR2648181A1 (en)
GB (1) GB2233379B (en)
HU (1) HU208043B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2239286B (en) * 1989-12-23 1994-03-02 Meco Mining Equip Mine roof support
CN110792463A (en) * 2019-11-11 2020-02-14 大同煤矿集团有限责任公司 Reinforcing method for machine path leakage top of working surface under complex conditions

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1516851A (en) * 1975-04-04 1978-07-05 Gullick Dobson Ltd Mine roof supports
GB1551793A (en) * 1975-09-26 1979-08-30 Voest Alpine Montan Ag Mine roof support and shield structure for mines
GB2075584A (en) * 1980-05-06 1981-11-18 Banyaszati Fejlesztesi Intezet Mining apparatus
GB2192021A (en) * 1986-06-26 1987-12-31 Gullick Dobson Ltd Mine roof support with two relatively pivotal roof plates
GB2192659A (en) * 1986-07-15 1988-01-20 Gullick Dobson Ltd Mine roof support with hinged two part canopy and jack to control angle of parts
GB2238820A (en) * 1989-12-09 1991-06-12 Gewerk Eisenhuette Westfalia Mine roof supports
GB2239286A (en) * 1989-12-23 1991-06-26 Meco Mining Equip Mine roof support

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1516851A (en) * 1975-04-04 1978-07-05 Gullick Dobson Ltd Mine roof supports
GB1551793A (en) * 1975-09-26 1979-08-30 Voest Alpine Montan Ag Mine roof support and shield structure for mines
GB2075584A (en) * 1980-05-06 1981-11-18 Banyaszati Fejlesztesi Intezet Mining apparatus
GB2192021A (en) * 1986-06-26 1987-12-31 Gullick Dobson Ltd Mine roof support with two relatively pivotal roof plates
GB2192659A (en) * 1986-07-15 1988-01-20 Gullick Dobson Ltd Mine roof support with hinged two part canopy and jack to control angle of parts
GB2238820A (en) * 1989-12-09 1991-06-12 Gewerk Eisenhuette Westfalia Mine roof supports
GB2239286A (en) * 1989-12-23 1991-06-26 Meco Mining Equip Mine roof support

Also Published As

Publication number Publication date
FR2648181A1 (en) 1990-12-14
GB9012433D0 (en) 1990-07-25
HUT57380A (en) 1991-11-28
GB2233379A (en) 1991-01-09
HU208043B (en) 1993-07-28
DE4018001A1 (en) 1990-12-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940604