JPS4812809B1 - - Google Patents
Info
- Publication number
- JPS4812809B1 JPS4812809B1 JP6284867A JP6284867A JPS4812809B1 JP S4812809 B1 JPS4812809 B1 JP S4812809B1 JP 6284867 A JP6284867 A JP 6284867A JP 6284867 A JP6284867 A JP 6284867A JP S4812809 B1 JPS4812809 B1 JP S4812809B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
- E21B49/006—Measuring wall stresses in the borehole
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PT4648466 | 1966-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4812809B1 true JPS4812809B1 (en) | 1973-04-23 |
Family
ID=20081645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6284867A Pending JPS4812809B1 (en) | 1966-09-29 | 1967-09-29 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4812809B1 (en) |
| DE (1) | DE1634453A1 (en) |
| ES (1) | ES345498A1 (en) |
| GB (1) | GB1167270A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1314411C (en) * | 1988-05-06 | 1993-03-16 | Christopher J. Preston | Material stress monitor |
| US5285683A (en) * | 1992-10-01 | 1994-02-15 | Halliburton Company | Method and apparatus for determining orientation of a wellbore relative to formation stress fields |
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1967
- 1967-09-27 ES ES345498A patent/ES345498A1/en not_active Expired
- 1967-09-28 DE DE19671634453 patent/DE1634453A1/en active Pending
- 1967-09-29 GB GB4455767A patent/GB1167270A/en not_active Expired
- 1967-09-29 JP JP6284867A patent/JPS4812809B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1634453A1 (en) | 1970-10-29 |
| GB1167270A (en) | 1969-10-15 |
| ES345498A1 (en) | 1968-11-16 |