NO132653B - - Google Patents
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- Publication number
- NO132653B NO132653B NO87871A NO87871A NO132653B NO 132653 B NO132653 B NO 132653B NO 87871 A NO87871 A NO 87871A NO 87871 A NO87871 A NO 87871A NO 132653 B NO132653 B NO 132653B
- Authority
- NO
- Norway
- Prior art keywords
- coil
- magnetic field
- borehole
- compass
- signal
- Prior art date
Links
- 239000000696 magnetic material Substances 0.000 claims description 9
- 230000006698 induction Effects 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 231100000241 scar Toxicity 0.000 claims 1
- 238000013461 design Methods 0.000 description 7
- 230000014509 gene expression Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 101710161955 Mannitol-specific phosphotransferase enzyme IIA component Proteins 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 102100032047 Alsin Human genes 0.000 description 1
- 101710187109 Alsin Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004181 pedogenesis Methods 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO87871A NO132653C (fr) | 1971-03-08 | 1971-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO87871A NO132653C (fr) | 1971-03-08 | 1971-03-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO132653B true NO132653B (fr) | 1975-09-01 |
| NO132653C NO132653C (fr) | 1975-12-10 |
Family
ID=19877860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO87871A NO132653C (fr) | 1971-03-08 | 1971-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| NO (1) | NO132653C (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982002417A1 (fr) * | 1981-01-13 | 1982-07-22 | Johansson Bengt Erik | Procede et dispositif permettant de changer la direction d'un trou de forage |
-
1971
- 1971-03-08 NO NO87871A patent/NO132653C/no unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982002417A1 (fr) * | 1981-01-13 | 1982-07-22 | Johansson Bengt Erik | Procede et dispositif permettant de changer la direction d'un trou de forage |
Also Published As
| Publication number | Publication date |
|---|---|
| NO132653C (fr) | 1975-12-10 |
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