AU490653B1 - Apparatus for shaft sinking - Google Patents

Apparatus for shaft sinking

Info

Publication number
AU490653B1
AU490653B1 AU22981/77A AU2298177A AU490653B1 AU 490653 B1 AU490653 B1 AU 490653B1 AU 22981/77 A AU22981/77 A AU 22981/77A AU 2298177 A AU2298177 A AU 2298177A AU 490653 B1 AU490653 B1 AU 490653B1
Authority
AU
Australia
Prior art keywords
shaft sinking
sinking
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
AU22981/77A
Inventor
Macfarlane Charles
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.)
Pearson Bridge Pty Ltd
Original Assignee
Pearson Bridge Pty 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 Pearson Bridge Pty Ltd filed Critical Pearson Bridge Pty Ltd
Priority to AU22981/77A priority Critical patent/AU490653B1/en
Application granted granted Critical
Publication of AU490653B1 publication Critical patent/AU490653B1/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
AU22981/77A 1976-03-08 1976-03-08 Apparatus for shaft sinking Expired AU490653B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU22981/77A AU490653B1 (en) 1976-03-08 1976-03-08 Apparatus for shaft sinking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU22981/77A AU490653B1 (en) 1976-03-08 1976-03-08 Apparatus for shaft sinking

Publications (1)

Publication Number Publication Date
AU490653B1 true AU490653B1 (en) 1978-03-02

Family

ID=3712100

Family Applications (1)

Application Number Title Priority Date Filing Date
AU22981/77A Expired AU490653B1 (en) 1976-03-08 1976-03-08 Apparatus for shaft sinking

Country Status (1)

Country Link
AU (1) AU490653B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2407339A1 (en) * 1977-10-28 1979-05-25 Gewerk Eisenhuette Westfalia APPARATUS FOR WELL DRILLING

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2407339A1 (en) * 1977-10-28 1979-05-25 Gewerk Eisenhuette Westfalia APPARATUS FOR WELL DRILLING

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