SE7706071L - Borrhalsond - Google Patents
BorrhalsondInfo
- Publication number
- SE7706071L SE7706071L SE7706071A SE7706071A SE7706071L SE 7706071 L SE7706071 L SE 7706071L SE 7706071 A SE7706071 A SE 7706071A SE 7706071 A SE7706071 A SE 7706071A SE 7706071 L SE7706071 L SE 7706071L
- Authority
- SE
- Sweden
- Prior art keywords
- tubular portion
- light
- flexible tubular
- bore hole
- image screen
- Prior art date
Links
- 239000000835 fiber Substances 0.000 abstract 1
- 239000000523 sample Substances 0.000 abstract 1
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
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/693,110 US4047306A (en) | 1976-06-04 | 1976-06-04 | Bore hole probe |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7706071L true SE7706071L (sv) | 1977-12-05 |
SE440680B SE440680B (sv) | 1985-08-12 |
Family
ID=24783348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7706071A SE440680B (sv) | 1976-06-04 | 1977-05-24 | Borrhalssond for att bestemma banan for ett borrhal |
Country Status (3)
Country | Link |
---|---|
US (1) | US4047306A (sv) |
CA (1) | CA1077321A (sv) |
SE (1) | SE440680B (sv) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2849147A1 (de) * | 1978-11-13 | 1980-05-22 | Ruhrkohle Ag | Vorrichtung zur vermessung von horizontalbohrloechern |
US4901804A (en) * | 1988-08-15 | 1990-02-20 | Eastman Christensen Company | Articulated downhole surveying instrument assembly |
DE4041723A1 (de) * | 1990-12-24 | 1992-06-25 | Thiedig Ullrich | Verfahren und vorrichtung zur bestimmung der position eines messpunktes relativ zu einem bezugspunkt |
US5537753A (en) * | 1994-01-13 | 1996-07-23 | Otte; Hubert J. | Bore hole inclinometer apparatus |
CA3209152A1 (en) * | 2021-03-05 | 2022-09-09 | Michael AYRIS | Survey tool system for blast hole drilling rigs |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA825374A (en) * | 1969-10-21 | Mcdonnell George | Drill hole indicator | |
US1187519A (en) * | 1914-07-16 | 1916-06-20 | Charles Broe Galvin | Instrument for surveying drill-holes. |
US2792637A (en) * | 1952-01-15 | 1957-05-21 | Newmont Mining Corp | Apparatus for surveying drill holes |
-
1976
- 1976-06-04 US US05/693,110 patent/US4047306A/en not_active Expired - Lifetime
-
1977
- 1977-05-20 CA CA278,910A patent/CA1077321A/en not_active Expired
- 1977-05-24 SE SE7706071A patent/SE440680B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1077321A (en) | 1980-05-13 |
SE440680B (sv) | 1985-08-12 |
US4047306A (en) | 1977-09-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7706071-3 Effective date: 19931210 Format of ref document f/p: F |