GB2156632B - A search device for localizing subterranean resonant fixpoint markers - Google Patents
A search device for localizing subterranean resonant fixpoint markersInfo
- Publication number
- GB2156632B GB2156632B GB08507912A GB8507912A GB2156632B GB 2156632 B GB2156632 B GB 2156632B GB 08507912 A GB08507912 A GB 08507912A GB 8507912 A GB8507912 A GB 8507912A GB 2156632 B GB2156632 B GB 2156632B
- Authority
- GB
- United Kingdom
- Prior art keywords
- fixpoint
- localizing
- subterranean
- resonant
- markers
- Prior art date
- 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.)
- Expired
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK342983A DK342983D0 (en) | 1983-07-27 | 1983-07-27 | SEARCH APPLIANCE |
DK126684A DK126684D0 (en) | 1984-02-29 | 1984-02-29 | VIEWING EQUIPMENT, FOR ACCURATE SEARCH OF NECESSALLY UNDERGROUND LOCATION PROBLEMS WITH USED ELECTROMAGNETIC FIELD |
PCT/DK1984/000072 WO1985000666A1 (en) | 1983-07-27 | 1984-07-27 | A search device for localizing subterranean resonant fixpoint markers |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8507912D0 GB8507912D0 (en) | 1985-05-01 |
GB2156632A GB2156632A (en) | 1985-10-09 |
GB2156632B true GB2156632B (en) | 1987-02-18 |
Family
ID=26065493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08507912A Expired GB2156632B (en) | 1983-07-27 | 1984-07-27 | A search device for localizing subterranean resonant fixpoint markers |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0153339A1 (en) |
AU (1) | AU3217184A (en) |
DK (1) | DK137385A (en) |
GB (1) | GB2156632B (en) |
NO (1) | NO851237L (en) |
WO (1) | WO1985000666A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993021544A1 (en) * | 1992-04-10 | 1993-10-28 | Willy Palle Pedersen | A marker system with markers of the electromagnetical type, and a marker and a detector therefor |
GB0124887D0 (en) * | 2001-10-17 | 2001-12-05 | Qinetiq Ltd | Metal detection apparatus |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2167490A (en) * | 1937-05-07 | 1939-07-25 | Henry B Burr | Apparatus for locating concealed conductive bodies |
US2807777A (en) * | 1945-05-24 | 1957-09-24 | Doll Henri-Georges | Coil assembly for geophysical prospecting |
US2931973A (en) * | 1957-10-24 | 1960-04-05 | Canadian Airborne Geophysics L | Electromagnetic exploration method |
IE53476B1 (en) * | 1981-10-08 | 1988-11-23 | Pedersen Willy Palle | A marker for substerranean marking and a novel application for such a marker |
-
1984
- 1984-07-27 WO PCT/DK1984/000072 patent/WO1985000666A1/en not_active Application Discontinuation
- 1984-07-27 EP EP19840902916 patent/EP0153339A1/en not_active Withdrawn
- 1984-07-27 AU AU32171/84A patent/AU3217184A/en not_active Abandoned
- 1984-07-27 GB GB08507912A patent/GB2156632B/en not_active Expired
-
1985
- 1985-03-27 DK DK137385A patent/DK137385A/en not_active Application Discontinuation
- 1985-03-27 NO NO851237A patent/NO851237L/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB8507912D0 (en) | 1985-05-01 |
EP0153339A1 (en) | 1985-09-04 |
DK137385D0 (en) | 1985-03-27 |
NO851237L (en) | 1985-03-27 |
GB2156632A (en) | 1985-10-09 |
WO1985000666A1 (en) | 1985-02-14 |
DK137385A (en) | 1985-03-27 |
AU3217184A (en) | 1985-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |