ZM478A1 - Improvements in raise-boring - Google Patents

Improvements in raise-boring

Info

Publication number
ZM478A1
ZM478A1 ZM784A ZM478A ZM478A1 ZM 478 A1 ZM478 A1 ZM 478A1 ZM 784 A ZM784 A ZM 784A ZM 478 A ZM478 A ZM 478A ZM 478 A1 ZM478 A1 ZM 478A1
Authority
ZM
Zambia
Prior art keywords
boring
raise
Prior art date
Application number
ZM784A
Other languages
English (en)
Original Assignee
Smith Boart 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 Smith Boart Pty Ltd filed Critical Smith Boart Pty Ltd
Publication of ZM478A1 publication Critical patent/ZM478A1/xx

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
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Soil Working Implements (AREA)
ZM784A 1977-01-19 1978-01-10 Improvements in raise-boring ZM478A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00770289A ZA77289B (en) 1977-01-19 1977-01-19 Improvements in raise-boring

Publications (1)

Publication Number Publication Date
ZM478A1 true ZM478A1 (en) 1978-10-23

Family

ID=25571130

Family Applications (1)

Application Number Title Priority Date Filing Date
ZM784A ZM478A1 (en) 1977-01-19 1978-01-10 Improvements in raise-boring

Country Status (8)

Country Link
US (1) US4191267A (xx)
AU (1) AU502463B2 (xx)
CA (1) CA1068677A (xx)
MX (1) MX4430E (xx)
NO (1) NO150130C (xx)
SE (1) SE440532B (xx)
ZA (1) ZA77289B (xx)
ZM (1) ZM478A1 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5393175A (en) * 1993-06-18 1995-02-28 Courville; Leo Diamond core drill
US8464813B2 (en) * 2006-06-20 2013-06-18 Atlas Copco Secoroc Llc Cutter assembly for a raise boring reamer
CN104919946A (zh) * 2015-06-29 2015-09-23 贵阳九洲烟草成套设备有限公司 用于烟苗井窖打孔的钻头组件

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2837324A (en) * 1955-04-04 1958-06-03 West Canadian Collieries Ltd Apparatus for drilling large holes between galleries
US2839271A (en) * 1955-05-02 1958-06-17 Charles W Kandle Tunneling machine
US3162254A (en) * 1961-11-24 1964-12-22 Calweld Inc Earth boring and conduit laying machine
US3231029A (en) * 1963-10-28 1966-01-25 Robbins & Assoc James S Articulated drilling shafts for raise drilling
US3280416A (en) * 1964-04-20 1966-10-25 James M Forsyth Two-stage drill for mechanical decoking or the like
US3386520A (en) * 1966-04-01 1968-06-04 Alkirk Inc Apparatus for anchoring the pilot member in a pilot bore
US3411826A (en) * 1966-05-26 1968-11-19 Smith Ind International Inc Tunnel boring machine
US3399738A (en) * 1966-06-06 1968-09-03 Smith Ind International Inc Raise driver
US3894402A (en) * 1974-07-19 1975-07-15 Martin D Cherrington Apparatus and method for emplacing a conduit along an underground arcuate path

Also Published As

Publication number Publication date
CA1068677A (en) 1979-12-25
NO150130C (no) 1984-08-22
SE7800669L (sv) 1978-07-20
ZA77289B (en) 1978-04-26
NO150130B (no) 1984-05-14
SE440532B (sv) 1985-08-05
NO780161L (no) 1978-07-20
AU502463B2 (en) 1979-07-26
US4191267A (en) 1980-03-04
MX4430E (es) 1982-04-29

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