DK139447C - - Google Patents
Info
- Publication number
- DK139447C DK139447C DK454174A DK454174A DK139447C DK 139447 C DK139447 C DK 139447C DK 454174 A DK454174 A DK 454174A DK 454174 A DK454174 A DK 454174A DK 139447 C DK139447 C DK 139447C
- Authority
- DK
- Denmark
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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
-
- 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
- G01V3/26—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device
- G01V3/28—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device using induction coils
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
- Inorganic Insulating Materials (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US391898A US3893021A (en) | 1973-08-27 | 1973-08-27 | Dual radio frequency method for determining dielectric and conductivity properties of earth formations using normalized measurements |
| US391900A US3891916A (en) | 1973-08-27 | 1973-08-27 | Dual radio frequency measurement of dielectric constant and resistivity of borehole media |
| US391899A US3893020A (en) | 1973-08-27 | 1973-08-27 | Dual radio frequency apparatus for determining electromagnetic characteristics of earth formations using constant flux field generators |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK454174A DK454174A (https=) | 1975-04-21 |
| DK139447B DK139447B (da) | 1979-02-19 |
| DK139447C true DK139447C (https=) | 1979-08-27 |
Family
ID=27409996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK454174AA DK139447B (da) | 1973-08-27 | 1974-08-26 | Fremgangsmåde og apparat til frembringelse og logging af signaler, der er repræsentative for de elektromagnetiske egenskaber for materialer i nædheden af et borehul. |
Country Status (9)
| Country | Link |
|---|---|
| AR (1) | AR211513A1 (https=) |
| AU (1) | AU476441B2 (https=) |
| BR (1) | BR7407050D0 (https=) |
| DE (1) | DE2440676A1 (https=) |
| DK (1) | DK139447B (https=) |
| FR (1) | FR2242691B1 (https=) |
| GB (1) | GB1460186A (https=) |
| NL (1) | NL7410456A (https=) |
| NO (1) | NO142689C (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012689A (en) * | 1974-10-24 | 1977-03-15 | Texaco Inc. | Radio frequency resistivity and dielectric constant well logging utilizing phase shift measurement |
| US3982176A (en) * | 1974-12-11 | 1976-09-21 | Texaco Inc. | Combination radio frequency dielectric and conventional induction logging system |
| AU524243B2 (en) * | 1977-09-21 | 1982-09-09 | Schlumberger Technology B.V. | Determining properties of subsurface formations |
| CN104453868B (zh) * | 2013-09-23 | 2023-06-13 | 中国石油集团长城钻探工程有限公司 | 感应测井仪器发射信号合成装置及其方法、感应测井方法 |
-
1974
- 1974-07-15 GB GB3133474A patent/GB1460186A/en not_active Expired
- 1974-07-23 AU AU71550/74A patent/AU476441B2/en not_active Expired
- 1974-08-05 NL NL7410456A patent/NL7410456A/xx not_active Application Discontinuation
- 1974-08-09 AR AR255126A patent/AR211513A1/es active
- 1974-08-12 NO NO742893A patent/NO142689C/no unknown
- 1974-08-22 FR FR7428807A patent/FR2242691B1/fr not_active Expired
- 1974-08-24 DE DE2440676A patent/DE2440676A1/de not_active Withdrawn
- 1974-08-26 BR BR7050/74A patent/BR7407050D0/pt unknown
- 1974-08-26 DK DK454174AA patent/DK139447B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2242691A1 (https=) | 1975-03-28 |
| NO742893L (https=) | 1975-03-24 |
| FR2242691B1 (https=) | 1979-09-28 |
| NL7410456A (nl) | 1975-03-03 |
| NO142689C (no) | 1980-09-24 |
| DK454174A (https=) | 1975-04-21 |
| BR7407050D0 (pt) | 1975-06-24 |
| GB1460186A (en) | 1976-12-31 |
| DK139447B (da) | 1979-02-19 |
| AU476441B2 (en) | 1976-09-23 |
| AU7155074A (en) | 1976-01-29 |
| DE2440676A1 (de) | 1975-07-03 |
| NO142689B (no) | 1980-06-16 |
| AR211513A1 (es) | 1978-01-30 |