PL220786A1 - - Google Patents
Info
- Publication number
- PL220786A1 PL220786A1 PL22078679A PL22078679A PL220786A1 PL 220786 A1 PL220786 A1 PL 220786A1 PL 22078679 A PL22078679 A PL 22078679A PL 22078679 A PL22078679 A PL 22078679A PL 220786 A1 PL220786 A1 PL 220786A1
- Authority
- PL
- Poland
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
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
-
- 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
- E21B7/04—Directional drilling
- E21B7/046—Directional drilling horizontal drilling
-
- 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
- E21B7/04—Directional drilling
- E21B7/06—Deflecting the direction of boreholes
- E21B7/068—Deflecting the direction of boreholes drilled by a down-hole drilling motor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details 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
- E21C35/08—Guiding 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)
- Excavating Of Shafts Or Tunnels (AREA)
- Measurement Of Radiation (AREA)
- Geophysics And Detection Of Objects (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Earth Drilling (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
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 true PL220786A1 (en) | 1980-10-20 |
| PL121304B1 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 (en) |
| CA (1) | CA1112636A (en) |
| DE (1) | DE2944607A1 (en) |
| FR (1) | FR2506831A1 (en) |
| GB (1) | GB2039093B (en) |
| PL (1) | PL121304B1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2094375A (en) * | 1981-02-17 | 1982-09-15 | Grathnail Dev Co Ltd | Mining |
| FR2599423B1 (en) * | 1986-05-27 | 1989-12-29 | Inst Francais Du Petrole | METHOD AND DEVICE FOR GUIDING A DRILLING THROUGH GEOLOGICAL FORMATIONS. |
| ES2078842B1 (en) * | 1993-07-13 | 1997-10-16 | Univ Oviedo | NATURAL GAMMA RADIOMETRY EQUIPMENT AND MEASURING METHOD FOR ANALYSIS OF CONTENT IN ASHES, MINERALOGICAL COMPONENTS AND CHEMICAL ELEMENTS IN ROCKS AND MINERALS. |
| 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 (en) * | 2014-09-19 | 2016-11-02 | 中国矿业大学 | A kind of five drill auger miners creep into declination control Apparatus and method for |
| CN109598710B (en) * | 2018-11-29 | 2023-04-11 | 中国科学院重庆绿色智能技术研究院 | Automatic counting method and system for coal mine drill rods |
| CN111636859B (en) * | 2020-07-09 | 2022-08-16 | 中煤科工集团重庆研究院有限公司 | Coal rock while-drilling self-identification method based on micro-fracture wave detection |
Family Cites Families (6)
| 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 (en) * | 1966-07-06 | 1968-03-07 | Paurat F | Device for controlling the extraction tool of machines for the drilling extraction of coal |
| 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 |
-
1979
- 1979-10-31 GB GB7937637A patent/GB2039093B/en not_active Expired
- 1979-11-02 CA CA339,070A patent/CA1112636A/en not_active Expired
- 1979-11-05 DE DE19792944607 patent/DE2944607A1/en not_active Withdrawn
- 1979-11-05 AU AU52519/79A patent/AU518720B2/en not_active Ceased
- 1979-11-21 FR FR7928753A patent/FR2506831A1/en not_active Withdrawn
- 1979-12-24 PL PL22078679A patent/PL121304B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2039093A (en) | 1980-07-30 |
| CA1112636A (en) | 1981-11-17 |
| AU518720B2 (en) | 1981-10-15 |
| AU5251979A (en) | 1980-08-21 |
| DE2944607A1 (en) | 1980-07-10 |
| PL121304B1 (en) | 1982-04-30 |
| GB2039093B (en) | 1982-11-24 |
| FR2506831A1 (en) | 1982-12-03 |