DK304381A - Fremgangsmaade og apparat til bestemmelse af den elektriske ledningsevne af jord - Google Patents
Fremgangsmaade og apparat til bestemmelse af den elektriske ledningsevne af jordInfo
- Publication number
- DK304381A DK304381A DK304381A DK304381A DK304381A DK 304381 A DK304381 A DK 304381A DK 304381 A DK304381 A DK 304381A DK 304381 A DK304381 A DK 304381A DK 304381 A DK304381 A DK 304381A
- Authority
- DK
- Denmark
- Prior art keywords
- transmitter
- electrical conductivity
- receiver
- field
- ground
- Prior art date
Links
Classifications
-
- 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
- G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
- G01V3/165—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat operating with magnetic or electric fields produced or modified by the object or by the detecting device
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Electromagnetism (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7909875A SE419269B (sv) | 1979-11-29 | 1979-11-29 | Forfarande och anordning for bestemning av markens elektriska ledningsformaga |
PCT/SE1980/000306 WO1981001617A1 (en) | 1979-11-29 | 1980-11-28 | A method and apparatus for determining the electrical conductivity of the ground |
Publications (1)
Publication Number | Publication Date |
---|---|
DK304381A true DK304381A (da) | 1981-07-09 |
Family
ID=20339434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK304381A DK304381A (da) | 1979-11-29 | 1981-07-09 | Fremgangsmaade og apparat til bestemmelse af den elektriske ledningsevne af jord |
Country Status (13)
Country | Link |
---|---|
US (1) | US4492924A (fi) |
EP (1) | EP0030218B1 (fi) |
JP (1) | JPS56501661A (fi) |
AT (1) | ATE17967T1 (fi) |
AU (1) | AU536380B2 (fi) |
BR (1) | BR8008935A (fi) |
CA (1) | CA1161900A (fi) |
DE (1) | DE3071424D1 (fi) |
DK (1) | DK304381A (fi) |
FI (1) | FI71203C (fi) |
NO (1) | NO812565L (fi) |
SE (1) | SE419269B (fi) |
WO (1) | WO1981001617A1 (fi) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991010923A1 (en) * | 1990-01-16 | 1991-07-25 | Tesla-10 Pty. Ltd. | Connector for trailing instrumentation |
US6035537A (en) * | 1997-09-30 | 2000-03-14 | The Gillette Company | Razor cartridge with metal clip retaining blades |
ZA9811489B (en) | 1997-12-19 | 1999-06-18 | Anglo Amer Corp South Africa | Airborne electromagnetic system |
GB9800276D0 (en) * | 1998-01-07 | 1998-03-04 | Marconi Gec Ltd | Mine detector |
GB9818875D0 (en) | 1998-08-28 | 1998-10-21 | Norske Stats Oljeselskap | Method and apparatus for determining the nature of subterranean reservoirs |
GB0002422D0 (en) | 2000-02-02 | 2000-03-22 | Norske Stats Oljeselskap | Method and apparatus for determining the nature of subterranean reservoirs |
BRPI0113208B8 (pt) * | 2000-08-14 | 2019-08-20 | Electromagnetic Geoservices As | métodos de determinação da natureza de um reservatório subterrâneo ou de procura de um reservatório subterrâneo com hidrocarbonetos, e, de levantamento de medições subterrâneas |
AUPR323001A0 (en) * | 2001-02-21 | 2001-03-15 | Macquarie Research Limited | An apparatus and method for detecting an object in a medium |
GB2383133A (en) | 2001-08-07 | 2003-06-18 | Statoil Asa | Investigation of subterranean reservoirs |
GB2413188B (en) | 2001-08-07 | 2006-01-11 | Electromagnetic Geoservices As | Method and apparatus for determining the nature of subterranean reservoirs |
GB2385923B (en) * | 2002-05-24 | 2004-07-28 | Statoil Asa | System and method for electromagnetic wavefield resolution |
AU2003286017B2 (en) * | 2002-11-20 | 2009-12-17 | Geotech Ltd. | Airbone electromagnetic time domain system, computer product and method |
GB2409900B (en) | 2004-01-09 | 2006-05-24 | Statoil Asa | Processing seismic data representing a physical system |
GB2422673B (en) * | 2005-02-01 | 2010-03-24 | Electromagnetic Geoservices As | Optimum signal for sea bed logging |
GB2434868B (en) | 2006-02-06 | 2010-05-12 | Statoil Asa | Method of conducting a seismic survey |
GB2435693A (en) * | 2006-02-09 | 2007-09-05 | Electromagnetic Geoservices As | Seabed electromagnetic surveying |
GB2439378B (en) * | 2006-06-09 | 2011-03-16 | Electromagnetic Geoservices As | Instrument for measuring electromagnetic signals |
GB2442749B (en) | 2006-10-12 | 2010-05-19 | Electromagnetic Geoservices As | Positioning system |
US9110183B2 (en) | 2006-12-06 | 2015-08-18 | Technoimaging, Llc | Systems and methods for remote electromagnetic exploration for mineral and energy resources using stationary long-range transmitters |
US8564296B2 (en) * | 2006-12-06 | 2013-10-22 | Technoimaging, Llc. | Systems and methods for remote electromagnetic exploration for mineral and energy resources |
GB2445582A (en) | 2007-01-09 | 2008-07-16 | Statoil Asa | Method for analysing data from an electromagnetic survey |
US20140012505A1 (en) * | 2011-03-31 | 2014-01-09 | Laurentian University Of Sudbury | Multi-component electromagnetic prospecting apparatus and method of use thereof |
CA2939693C (fr) * | 2014-02-28 | 2018-06-05 | Action Communication | Plateforme aeroportee pour aeronef comportant des moyens correcteurs d'assiette et attelage associe |
EP3364215A1 (en) * | 2017-02-21 | 2018-08-22 | Action Communication | Airborne towed meshless frame for geophysical measurement devices |
US10845498B2 (en) * | 2018-11-06 | 2020-11-24 | Saudi Arabian Oil Company | Drone-based electromagnetics for early detection of shallow drilling hazards |
JP7223395B2 (ja) | 2018-11-20 | 2023-02-16 | 有限会社ネオサイエンス | 空中電磁探査装置、及び空中電磁探査の方法 |
KR101993364B1 (ko) * | 2018-12-28 | 2019-06-26 | 한국지질자원연구원 | 가탐심도의 조정이 가능한 비행선 기반의 전자탐사 시스템 |
EP4305653A1 (en) | 2021-03-12 | 2024-01-17 | Essex Industries, Inc. | Rocker switch |
US11688568B2 (en) | 2021-03-15 | 2023-06-27 | Essex Industries, Inc. | Five-position switch |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA795919A (en) * | 1968-10-01 | Her Majesty In Right Of Canada As Represented By The Minister Of Natural Resources | Radiohm method for earth resistivity mapping | |
US3014176A (en) * | 1957-02-01 | 1961-12-19 | Dominion Aerotronics Ltd | Airborne electromagnetic prospecting apparatus |
US2955251A (en) * | 1957-10-24 | 1960-10-04 | Int Nickel Co | Geophysical exploring |
US2931973A (en) * | 1957-10-24 | 1960-04-05 | Canadian Airborne Geophysics L | Electromagnetic exploration method |
GB1239953A (en) * | 1967-06-06 | 1971-07-21 | Rech S Geol Et Minieres Bureau | Improvements in or relating to methods and apparatus for determining the electrical resistance of the sub-soil |
GB1261732A (en) * | 1968-03-09 | 1972-01-26 | Barringer Research Ltd | Electromagnetic exploration method and apparatus |
US3763419A (en) * | 1969-03-06 | 1973-10-02 | Barringer Research Ltd | Geophysical exploration method using the vertical electric component of a vlf field as a reference |
JPS5438758B2 (fi) * | 1973-06-29 | 1979-11-22 | ||
US3936728A (en) * | 1973-11-29 | 1976-02-03 | Mcphar Geophysics Limited | Method and means for investigating the distribution of electrical conductivity in the ground |
FR2288988A1 (fr) * | 1974-07-30 | 1976-05-21 | Duroux Jean | Procede et appareil de prospection en mer par mesure de champs electromagnetiques |
SE389202B (sv) * | 1974-10-11 | 1976-10-25 | Barringer Research Ltd | Sett att detaktera en ledande kropp, serskilt for utforande av geofysisk prospektering och for detektering av metaller, minor och vapen |
FR2368048A1 (fr) * | 1976-10-15 | 1978-05-12 | Elf Aquitaine | Dispositif de reception et de mesure directe en continu de signaux electriques magnetiques. |
FR2390743A1 (fr) * | 1977-05-09 | 1978-12-08 | Geophysique Cie Gle | Prospection electromagnetique du sous-sol par induction, associee a une prospection par sondage electrique |
-
1979
- 1979-11-29 SE SE7909875A patent/SE419269B/sv not_active IP Right Cessation
-
1980
- 1980-11-12 CA CA000364512A patent/CA1161900A/en not_active Expired
- 1980-11-28 WO PCT/SE1980/000306 patent/WO1981001617A1/en active IP Right Grant
- 1980-11-28 BR BR8008935A patent/BR8008935A/pt unknown
- 1980-11-28 US US06/285,077 patent/US4492924A/en not_active Expired - Lifetime
- 1980-11-28 AU AU65760/80A patent/AU536380B2/en not_active Ceased
- 1980-11-28 JP JP50013081A patent/JPS56501661A/ja active Pending
- 1980-11-28 DE DE8080850180T patent/DE3071424D1/de not_active Expired
- 1980-11-28 AT AT80850180T patent/ATE17967T1/de not_active IP Right Cessation
- 1980-11-28 EP EP80850180A patent/EP0030218B1/en not_active Expired
-
1981
- 1981-07-09 DK DK304381A patent/DK304381A/da not_active Application Discontinuation
- 1981-07-27 NO NO812565A patent/NO812565L/no unknown
- 1981-07-27 FI FI812349A patent/FI71203C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE7909875L (sv) | 1981-05-30 |
ATE17967T1 (de) | 1986-02-15 |
CA1161900A (en) | 1984-02-07 |
EP0030218B1 (en) | 1986-02-12 |
EP0030218A3 (en) | 1982-02-03 |
BR8008935A (pt) | 1981-10-20 |
EP0030218A2 (en) | 1981-06-10 |
FI71203B (fi) | 1986-08-14 |
AU6576080A (en) | 1981-06-19 |
WO1981001617A1 (en) | 1981-06-11 |
US4492924A (en) | 1985-01-08 |
FI812349L (fi) | 1981-07-27 |
JPS56501661A (fi) | 1981-11-12 |
DE3071424D1 (en) | 1986-03-27 |
FI71203C (fi) | 1986-11-24 |
AU536380B2 (en) | 1984-05-03 |
NO812565L (no) | 1981-07-27 |
SE419269B (sv) | 1981-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |