ZA711286B - Earth boring machine with multimotor drive - Google Patents

Earth boring machine with multimotor drive

Info

Publication number
ZA711286B
ZA711286B ZA711286A ZA711286A ZA711286B ZA 711286 B ZA711286 B ZA 711286B ZA 711286 A ZA711286 A ZA 711286A ZA 711286 A ZA711286 A ZA 711286A ZA 711286 B ZA711286 B ZA 711286B
Authority
ZA
South Africa
Prior art keywords
boring machine
earth boring
multimotor
drive
multimotor drive
Prior art date
Application number
ZA711286A
Inventor
J Young
T Arrington
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Publication of ZA711286B publication Critical patent/ZA711286B/en

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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E21B3/022—Top drives
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (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)
ZA711286A 1970-03-26 1971-03-01 Earth boring machine with multimotor drive ZA711286B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2276870A 1970-03-26 1970-03-26

Publications (1)

Publication Number Publication Date
ZA711286B true ZA711286B (en) 1971-11-24

Family

ID=21811337

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA711286A ZA711286B (en) 1970-03-26 1971-03-01 Earth boring machine with multimotor drive

Country Status (6)

Country Link
JP (1) JPS5114961B1 (en)
DE (1) DE2114651B2 (en)
FR (1) FR2087837A5 (en)
GB (1) GB1294066A (en)
ZA (1) ZA711286B (en)
ZM (1) ZM3071A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116921U (en) * 1977-02-24 1978-09-18
DE3839007C1 (en) * 1988-11-18 1989-12-07 Turmag Turbo-Maschinen-Ag Nuesse & Graefer, 4322 Sprockhoevel, De
WO2013149283A1 (en) * 2012-04-04 2013-10-10 Rambor Pty Limited A roof bolter
EP3362634A1 (en) 2015-10-12 2018-08-22 Itrec B.V. A top drive well drilling installation
WO2017217839A1 (en) * 2016-06-15 2017-12-21 Itrec B.V. Wellbore drilling with a rotatable head clamp component
WO2017217848A1 (en) * 2016-06-15 2017-12-21 Itrec B.V. Wellbore drilling with a top drive device
CN110344761A (en) * 2019-07-30 2019-10-18 南京贻润环境科技有限公司 A kind of vehicle-mounted churn integrating dynamic impact problem head and audio frequency power head
CN113738266B (en) * 2021-08-27 2023-07-21 中交第二航务工程局有限公司 Multi-stage drill bit fractional drilling pore-forming method of combined rotary drilling rig
CN114673445A (en) * 2021-12-16 2022-06-28 贵州盘江煤电集团技术研究院有限公司 Multi-head anchor rod drilling machine device, using method, blasting drilling method and top cutting drilling method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3220494A (en) * 1962-09-19 1965-11-30 Robbins & Assoc James S Raise drilling method and mechanism

Also Published As

Publication number Publication date
JPS5114961B1 (en) 1976-05-13
DE2114651B2 (en) 1981-01-08
DE2114651A1 (en) 1971-10-14
ZM3071A1 (en) 1971-11-22
GB1294066A (en) 1972-10-25
FR2087837A5 (en) 1971-12-31

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