NL7115536A - - Google Patents
Info
- Publication number
- NL7115536A NL7115536A NL7115536A NL7115536A NL7115536A NL 7115536 A NL7115536 A NL 7115536A NL 7115536 A NL7115536 A NL 7115536A NL 7115536 A NL7115536 A NL 7115536A NL 7115536 A NL7115536 A NL 7115536A
- Authority
- NL
- Netherlands
Links
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
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5355270 | 1970-11-11 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7115536A true NL7115536A (en) | 1972-05-15 |
NL174078B NL174078B (en) | 1983-11-16 |
NL174078C NL174078C (en) | 1984-04-16 |
Family
ID=10468209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7115536,A NL174078C (en) | 1970-11-11 | 1971-11-11 | DEVICE FOR DETERMINING THE ORIENTATION DIRECTION OF A DRILL TOOL HEAD IN A DRILL HOLE. |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS4710293A (en) |
CA (1) | CA971357A (en) |
DE (1) | DE2156110C3 (en) |
FR (1) | FR2126981B1 (en) |
GB (1) | GB1342475A (en) |
NL (1) | NL174078C (en) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5717509Y2 (en) * | 1972-07-05 | 1982-04-12 | ||
JPS5611354Y2 (en) * | 1972-08-17 | 1981-03-13 | ||
JPS4959093U (en) * | 1972-08-31 | 1974-05-24 | ||
JPS5432218Y2 (en) * | 1973-03-22 | 1979-10-06 | ||
JPS558211Y2 (en) * | 1974-06-03 | 1980-02-23 | ||
JPS52134756U (en) * | 1976-04-09 | 1977-10-13 | ||
JPS575830Y2 (en) * | 1977-08-11 | 1982-02-03 | ||
JPS5464283U (en) * | 1977-10-14 | 1979-05-07 | ||
FR2451063A1 (en) * | 1979-03-09 | 1980-10-03 | Crouzet Sa | DEVICE FOR DETERMINING THE DIRECTION OF A SIGHTLINE |
JPS55161375U (en) * | 1979-05-08 | 1980-11-19 | ||
FR2466607B1 (en) * | 1979-09-27 | 1985-07-19 | Schlumberger Prospection | METHOD FOR DETERMINING STEERING PARAMETERS OF A CONTINUOUS WELL |
DE3116947A1 (en) * | 1981-04-29 | 1982-11-18 | Teldix Gmbh, 6900 Heidelberg | Digital measuring arrangement for the angular position of an alternating rotatable magnetic field |
FR2542365B1 (en) * | 1983-03-11 | 1985-10-25 | Commissariat Energie Atomique | DEVICE FOR AUTOMATICALLY COMPENSATING FOR MAGNETISM OF WELL LINES |
US4674579A (en) * | 1985-03-07 | 1987-06-23 | Flowmole Corporation | Method and apparatus for installment of underground utilities |
ES2045453T3 (en) * | 1988-09-02 | 1994-01-16 | British Gas Plc | DEVICE TO CONTROL THE POSITION OF A SELF-PROPELLED DRILLING TOOL. |
GB2409900B (en) | 2004-01-09 | 2006-05-24 | Statoil Asa | Processing seismic data representing a physical system |
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 |
GB2441787A (en) * | 2006-09-15 | 2008-03-19 | Electromagnetic Geoservices As | Method of determining the orientation of an electric and magnetic receiver deployed remotely |
GB2442749B (en) | 2006-10-12 | 2010-05-19 | Electromagnetic Geoservices As | Positioning system |
GB2445582A (en) | 2007-01-09 | 2008-07-16 | Statoil Asa | Method for analysing data from an electromagnetic survey |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1240830A (en) * | 1967-10-05 | 1971-07-28 | Scient Driving Controls | Improvements in or relating to indicating instruments |
-
1970
- 1970-11-11 GB GB5355270A patent/GB1342475A/en not_active Expired
-
1971
- 1971-11-10 FR FR7140421A patent/FR2126981B1/fr not_active Expired
- 1971-11-10 CA CA127,411A patent/CA971357A/en not_active Expired
- 1971-11-11 DE DE2156110A patent/DE2156110C3/en not_active Expired
- 1971-11-11 JP JP8947171A patent/JPS4710293A/ja active Pending
- 1971-11-11 NL NLAANVRAGE7115536,A patent/NL174078C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA971357A (en) | 1975-07-22 |
NL174078B (en) | 1983-11-16 |
DE2156110B2 (en) | 1975-04-10 |
NL174078C (en) | 1984-04-16 |
FR2126981A1 (en) | 1972-10-13 |
JPS4710293A (en) | 1972-05-24 |
DE2156110C3 (en) | 1975-11-27 |
FR2126981B1 (en) | 1975-02-07 |
DE2156110A1 (en) | 1972-05-18 |
GB1342475A (en) | 1974-01-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: RUSSELL ATTITUDE SYSTEMS LIMITED |
|
DNT | Communications of changes of names of applicants whose applications have been laid open to public inspection |
Free format text: CHELTENHAM ATTITUDE SYSTEMS LIMITED |
|
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: RUSSELL ATTITUDE SYSTEMS LIMITED |
|
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: NL SPERRY-SUN, INC. |
|
SNR | Assignments of patents or rights arising from examined patent applications |
Owner name: BAROID TECHNOLOGY, INC. |
|
TNT | Modifications of names of proprietors of patents or applicants of examined patent applications |
Owner name: SPERRY-SUN DRILLING SERVICES, INC. |
|
V4 | Lapsed because of reaching the maximum lifetime of a patent |