NL8400858A - Meetinrichting voor een boorgat. - Google Patents
Meetinrichting voor een boorgat.Info
- Publication number
- NL8400858A NL8400858A NL8400858A NL8400858A NL8400858A NL 8400858 A NL8400858 A NL 8400858A NL 8400858 A NL8400858 A NL 8400858A NL 8400858 A NL8400858 A NL 8400858A NL 8400858 A NL8400858 A NL 8400858A
- Authority
- NL
- Netherlands
- Prior art keywords
- antenna
- probe body
- longitudinal axis
- window
- cross
- Prior art date
Links
- 239000000523 sample Substances 0.000 claims description 27
- 239000004020 conductor Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000035515 penetration Effects 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
-
- 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
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/0209—Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
- G01V3/30—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electromagnetic waves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/04—Adaptation for subterranean or subaqueous use
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/885—Radar or analogous systems specially adapted for specific applications for ground probing
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geology (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8404206A FR2561395B1 (fr) | 1984-03-19 | 1984-03-19 | Dispositif de mesure en forage |
FR8404206 | 1984-03-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8400858A true NL8400858A (nl) | 1985-10-16 |
Family
ID=9302171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8400858A NL8400858A (nl) | 1984-03-19 | 1984-03-16 | Meetinrichting voor een boorgat. |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE899226A (de) |
CH (1) | CH665682A5 (de) |
FR (1) | FR2561395B1 (de) |
NL (1) | NL8400858A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6903553B2 (en) * | 2002-09-06 | 2005-06-07 | Baker Hughes Incorporated | Method and apparatus for a quadrupole transmitter for directionally sensitive induction tool |
AU2008348131B2 (en) | 2008-01-18 | 2011-08-04 | Halliburton Energy Services, Inc. | EM-guided drilling relative to an existing borehole |
MY160258A (en) | 2008-11-24 | 2017-02-28 | Halliburton Energy Services Inc | A high frequency dielectric measurement tool |
WO2012002937A1 (en) | 2010-06-29 | 2012-01-05 | Halliburton Energy Services, Inc. | Method and apparatus for sensing elongated subterraean anomalies |
US9562987B2 (en) | 2011-04-18 | 2017-02-07 | Halliburton Energy Services, Inc. | Multicomponent borehole radar systems and methods |
GB2563872B (en) | 2017-06-28 | 2022-06-15 | Kirintec Ltd | Communications system |
CN116771331B (zh) * | 2023-08-16 | 2023-12-08 | 中国科学院地质与地球物理研究所 | 过线螺杆钻具用井下过信号监测装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE976893C (de) * | 1955-02-08 | 1964-07-16 | Telefunken Patent | Sende- oder Empfangsanordnung |
US3350634A (en) * | 1964-12-22 | 1967-10-31 | Mobil Oil Corp | Electromagnetic investigation for salt webs interconnecting spaced salt domes |
US3440523A (en) * | 1965-04-02 | 1969-04-22 | Inst Francais Du Petrole | Method and apparatus for electromagnetic determination of the position of boundaries of and discontinuities in a geological formation |
DE3308559C2 (de) * | 1983-03-08 | 1985-03-07 | Prakla-Seismos Gmbh, 3000 Hannover | Bohrloch-Meßeinrichtung |
-
1984
- 1984-03-14 CH CH1266/84A patent/CH665682A5/de not_active IP Right Cessation
- 1984-03-16 NL NL8400858A patent/NL8400858A/nl not_active Application Discontinuation
- 1984-03-19 FR FR8404206A patent/FR2561395B1/fr not_active Expired
- 1984-03-22 BE BE0/212614A patent/BE899226A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2561395A1 (fr) | 1985-09-20 |
CH665682A5 (de) | 1988-05-31 |
FR2561395B1 (fr) | 1989-01-20 |
BE899226A (fr) | 1984-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: PRAKLA-SEISMOS AG. |
|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
BV | The patent application has lapsed |