GB2404394B - Underground object locator - Google Patents
Underground object locatorInfo
- Publication number
- GB2404394B GB2404394B GB0318011A GB0318011A GB2404394B GB 2404394 B GB2404394 B GB 2404394B GB 0318011 A GB0318011 A GB 0318011A GB 0318011 A GB0318011 A GB 0318011A GB 2404394 B GB2404394 B GB 2404394B
- Authority
- GB
- United Kingdom
- Prior art keywords
- object locator
- underground object
- underground
- locator
- 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 - Lifetime
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
- G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
- G01V3/34—Transmitting data to recording or processing apparatus; Recording data
-
- E21B47/122—
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V11/00—Prospecting or detecting by methods combining techniques covered by two or more of main groups G01V1/00 - G01V9/00
- G01V11/002—Details, e.g. power supply systems for logging instruments, transmitting or recording data, specially adapted for well logging, also if the prospecting method is irrelevant
-
- 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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0318011A GB2404394B (en) | 2003-07-31 | 2003-07-31 | Underground object locator |
GB0616883A GB2428716B (en) | 2003-07-31 | 2003-07-31 | Underground object locator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0318011A GB2404394B (en) | 2003-07-31 | 2003-07-31 | Underground object locator |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0318011D0 GB0318011D0 (en) | 2003-09-03 |
GB2404394A GB2404394A (en) | 2005-02-02 |
GB2404394B true GB2404394B (en) | 2007-01-10 |
Family
ID=27799600
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0318011A Expired - Lifetime GB2404394B (en) | 2003-07-31 | 2003-07-31 | Underground object locator |
GB0616883A Expired - Lifetime GB2428716B (en) | 2003-07-31 | 2003-07-31 | Underground object locator |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0616883A Expired - Lifetime GB2428716B (en) | 2003-07-31 | 2003-07-31 | Underground object locator |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2404394B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7053789B2 (en) * | 2003-07-31 | 2006-05-30 | Radiodetection Limited | Underground object locator |
CN103510949B (en) * | 2013-08-30 | 2017-02-08 | 中国石油天然气集团公司 | Directional drill hole profile measurement and detection system and method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2009930A (en) * | 1977-11-15 | 1979-06-20 | Woodness C | Oil well blow-out detector |
US5515039A (en) * | 1994-07-19 | 1996-05-07 | Panex Corporation | Surface/downhole pressure recording system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9904010D0 (en) * | 1999-02-22 | 1999-04-14 | Radiodetection Ltd | Controlling an underground object |
US7119711B2 (en) * | 2003-07-31 | 2006-10-10 | Richard William Fling | Communicating with an underground object |
GB2404393B (en) * | 2003-07-31 | 2006-04-26 | Radiodetection Ltd | Communicating with an underground object |
US7053789B2 (en) * | 2003-07-31 | 2006-05-30 | Radiodetection Limited | Underground object locator |
-
2003
- 2003-07-31 GB GB0318011A patent/GB2404394B/en not_active Expired - Lifetime
- 2003-07-31 GB GB0616883A patent/GB2428716B/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2009930A (en) * | 1977-11-15 | 1979-06-20 | Woodness C | Oil well blow-out detector |
US5515039A (en) * | 1994-07-19 | 1996-05-07 | Panex Corporation | Surface/downhole pressure recording system |
Also Published As
Publication number | Publication date |
---|---|
GB0616883D0 (en) | 2006-10-04 |
GB2428716B (en) | 2007-06-20 |
GB2404394A (en) | 2005-02-02 |
GB0318011D0 (en) | 2003-09-03 |
GB2428716A (en) | 2007-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20230730 |