GB2178777B - Drilling during shaft-sinking - Google Patents

Drilling during shaft-sinking

Info

Publication number
GB2178777B
GB2178777B GB08519151A GB8519151A GB2178777B GB 2178777 B GB2178777 B GB 2178777B GB 08519151 A GB08519151 A GB 08519151A GB 8519151 A GB8519151 A GB 8519151A GB 2178777 B GB2178777 B GB 2178777B
Authority
GB
United Kingdom
Prior art keywords
sinking
during shaft
drilling during
drilling
shaft
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
GB08519151A
Other versions
GB2178777A (en
GB8519151D0 (en
Inventor
Bruce Allen George Edwa Foster
Alan Hunt
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.)
BOART
Original Assignee
BOART
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 BOART filed Critical BOART
Priority to GB08519151A priority Critical patent/GB2178777B/en
Publication of GB8519151D0 publication Critical patent/GB8519151D0/en
Priority to ZA865662A priority patent/ZA865662B/en
Publication of GB2178777A publication Critical patent/GB2178777A/en
Application granted granted Critical
Publication of GB2178777B publication Critical patent/GB2178777B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/006—Means for anchoring the drilling machine to the ground
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
    • E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
GB08519151A 1985-07-30 1985-07-30 Drilling during shaft-sinking Expired GB2178777B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08519151A GB2178777B (en) 1985-07-30 1985-07-30 Drilling during shaft-sinking
ZA865662A ZA865662B (en) 1985-07-30 1986-07-29 Drilling during shaft-sinking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08519151A GB2178777B (en) 1985-07-30 1985-07-30 Drilling during shaft-sinking

Publications (3)

Publication Number Publication Date
GB8519151D0 GB8519151D0 (en) 1985-09-04
GB2178777A GB2178777A (en) 1987-02-18
GB2178777B true GB2178777B (en) 1988-04-27

Family

ID=10583041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08519151A Expired GB2178777B (en) 1985-07-30 1985-07-30 Drilling during shaft-sinking

Country Status (2)

Country Link
GB (1) GB2178777B (en)
ZA (1) ZA865662B (en)

Also Published As

Publication number Publication date
ZA865662B (en) 1987-03-25
GB2178777A (en) 1987-02-18
GB8519151D0 (en) 1985-09-04

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Legal Events

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