PL121304B1 - Method of guiding a drilling rig in selected layer of earth in particular in horizontal coal depositsi,osobenno v gorizontal'nykh plastakh uglja - Google Patents

Method of guiding a drilling rig in selected layer of earth in particular in horizontal coal depositsi,osobenno v gorizontal'nykh plastakh uglja Download PDF

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Publication number
PL121304B1
PL121304B1 PL22078679A PL22078679A PL121304B1 PL 121304 B1 PL121304 B1 PL 121304B1 PL 22078679 A PL22078679 A PL 22078679A PL 22078679 A PL22078679 A PL 22078679A PL 121304 B1 PL121304 B1 PL 121304B1
Authority
PL
Poland
Prior art keywords
gamma
radiation
drilling
drilling rig
gamma radiation
Prior art date
Application number
PL22078679A
Other languages
English (en)
Polish (pl)
Other versions
PL220786A1 (fr
Inventor
Hilbert D Dahl
Billy J Williams
Rondon L Schroeder
Original Assignee
Conoco Inc
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 Conoco Inc filed Critical Conoco Inc
Publication of PL220786A1 publication Critical patent/PL220786A1/xx
Publication of PL121304B1 publication Critical patent/PL121304B1/pl

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/02Determining slope or direction
    • E21B47/022Determining slope or direction of the borehole, e.g. using geomagnetism
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/04Directional drilling
    • E21B7/046Directional drilling horizontal drilling
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/04Directional drilling
    • E21B7/06Deflecting the direction of boreholes
    • E21B7/068Deflecting the direction of boreholes drilled by a down-hole drilling motor
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C35/00Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08Guiding the machine

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geophysics (AREA)
  • Measurement Of Radiation (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
PL22078679A 1978-12-26 1979-12-24 Method of guiding a drilling rig in selected layer of earth in particular in horizontal coal depositsi,osobenno v gorizontal'nykh plastakh uglja PL121304B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97265678A 1978-12-26 1978-12-26

Publications (2)

Publication Number Publication Date
PL220786A1 PL220786A1 (fr) 1980-10-20
PL121304B1 true PL121304B1 (en) 1982-04-30

Family

ID=25519962

Family Applications (1)

Application Number Title Priority Date Filing Date
PL22078679A PL121304B1 (en) 1978-12-26 1979-12-24 Method of guiding a drilling rig in selected layer of earth in particular in horizontal coal depositsi,osobenno v gorizontal'nykh plastakh uglja

Country Status (6)

Country Link
AU (1) AU518720B2 (fr)
CA (1) CA1112636A (fr)
DE (1) DE2944607A1 (fr)
FR (1) FR2506831A1 (fr)
GB (1) GB2039093B (fr)
PL (1) PL121304B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2094375A (en) * 1981-02-17 1982-09-15 Grathnail Dev Co Ltd Mining
FR2599423B1 (fr) * 1986-05-27 1989-12-29 Inst Francais Du Petrole Procede et dispositif permettant de guider un forage a travers des formations geologiques.
ES2078842B1 (es) * 1993-07-13 1997-10-16 Univ Oviedo Equipo de radiometria gamma natural y metodo de medida para el analisis del contenido en cenizas, componentes mineralogicos y elementos quimicos en rocas y minerales.
GB2312905A (en) * 1996-05-09 1997-11-12 Camco Drilling Group Ltd Automatically steered drill assembly
US6300624B1 (en) 1999-03-25 2001-10-09 Halliburton Energy Services, Inc. Radiation detector
CN104389583B (zh) * 2014-09-19 2016-11-02 中国矿业大学 一种五钻头钻式采煤机钻进偏斜控制设备及方法
CN109598710B (zh) * 2018-11-29 2023-04-11 中国科学院重庆绿色智能技术研究院 一种煤矿钻杆自动计数方法及系统
CN111636859B (zh) * 2020-07-09 2022-08-16 中煤科工集团重庆研究院有限公司 基于微破裂波检测的煤岩随钻自识别方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1044761A (en) * 1962-03-19 1966-10-05 Coal Industry Patents Ltd Improvements in mining machines
DE1262190B (de) * 1966-07-06 1968-03-07 Paurat F Vorrichtung zur Steuerung des Gewinnungswerkzeuges von Maschinen fuer die bohrende Gewinnung von Kohlen
US3888319A (en) * 1973-11-26 1975-06-10 Continental Oil Co Control system for a drilling apparatus
US3853185A (en) * 1973-11-30 1974-12-10 Continental Oil Co Guidance system for a horizontal drilling apparatus
GB1443227A (en) * 1973-12-07 1976-07-21 Coal Industry Patents Ltd Steering of mining machines
GB1526028A (en) * 1976-04-30 1978-09-27 Coal Ind Method of and apparatus for steering a cutting means of a mineral mining machine

Also Published As

Publication number Publication date
AU518720B2 (en) 1981-10-15
FR2506831A1 (fr) 1982-12-03
GB2039093B (en) 1982-11-24
GB2039093A (en) 1980-07-30
PL220786A1 (fr) 1980-10-20
DE2944607A1 (de) 1980-07-10
AU5251979A (en) 1980-08-21
CA1112636A (fr) 1981-11-17

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