JPS5114961B1 - - Google Patents

Info

Publication number
JPS5114961B1
JPS5114961B1 JP46010919A JP1091971A JPS5114961B1 JP S5114961 B1 JPS5114961 B1 JP S5114961B1 JP 46010919 A JP46010919 A JP 46010919A JP 1091971 A JP1091971 A JP 1091971A JP S5114961 B1 JPS5114961 B1 JP S5114961B1
Authority
JP
Japan
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.)
Pending
Application number
JP46010919A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5114961B1 publication Critical patent/JPS5114961B1/ja
Pending 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
    • 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)
JP46010919A 1970-03-26 1971-03-02 Pending JPS5114961B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
JPS5114961B1 true JPS5114961B1 (enrdf_load_stackoverflow) 1976-05-13

Family

ID=21811337

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46010919A Pending JPS5114961B1 (enrdf_load_stackoverflow) 1970-03-26 1971-03-02

Country Status (6)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116921U (enrdf_load_stackoverflow) * 1977-02-24 1978-09-18

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3839007C1 (enrdf_load_stackoverflow) * 1988-11-18 1989-12-07 Turmag Turbo-Maschinen-Ag Nuesse & Graefer, 4322 Sprockhoevel, De
EP2834463A1 (en) * 2012-04-04 2015-02-11 Rambor Pty Limited A roof bolter
CN111764834B (zh) 2015-10-12 2022-11-04 伊特里克公司 井孔钻探滑车与顶部驱动装置的组合
EP3472422B1 (en) * 2016-06-15 2020-05-06 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 (zh) * 2019-07-30 2019-10-18 南京贻润环境科技有限公司 一种集冲击动力头和声频动力头于一体的车载式钻机
CN113738266B (zh) * 2021-08-27 2023-07-21 中交第二航务工程局有限公司 一种组合旋挖钻机多级钻头分次钻进成孔方法
CN114673445A (zh) * 2021-12-16 2022-06-28 贵州盘江煤电集团技术研究院有限公司 一种多头锚杆钻机装置、使用方法、爆破钻孔方法和切顶钻孔方法

Citations (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

Patent Citations (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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116921U (enrdf_load_stackoverflow) * 1977-02-24 1978-09-18

Also Published As

Publication number Publication date
DE2114651B2 (de) 1981-01-08
FR2087837A5 (enrdf_load_stackoverflow) 1971-12-31
ZM3071A1 (en) 1971-11-22
ZA711286B (en) 1971-11-24
GB1294066A (en) 1972-10-25
DE2114651A1 (de) 1971-10-14

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