NL7112794A - - Google Patents
Info
- Publication number
- NL7112794A NL7112794A NL7112794A NL7112794A NL7112794A NL 7112794 A NL7112794 A NL 7112794A NL 7112794 A NL7112794 A NL 7112794A NL 7112794 A NL7112794 A NL 7112794A NL 7112794 A NL7112794 A NL 7112794A
- 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
- E21B47/04—Measuring depth or liquid level
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7694370A | 1970-09-30 | 1970-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7112794A true NL7112794A (no) | 1972-04-05 |
Family
ID=22135132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7112794A NL7112794A (no) | 1970-09-30 | 1971-09-17 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2149109A1 (no) |
| FR (1) | FR2108109A3 (no) |
| NL (1) | NL7112794A (no) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4976143A (en) * | 1989-10-04 | 1990-12-11 | Anadrill, Inc. | System and method for monitoring drill bit depth |
| US7728583B2 (en) * | 2006-07-06 | 2010-06-01 | General Electric Company | Apparatus for monitoring rotary machines |
| RU2531723C2 (ru) * | 2012-12-27 | 2014-10-27 | Общество с ограниченной ответственностью "Управляющая горная машиностроительная компания Рудгормаш - Воронеж" (ООО "УГМК Рудгормаш-Воронеж") | Датчик глубины шарошечного станка для бурения взрывных скважин |
-
1971
- 1971-09-17 NL NL7112794A patent/NL7112794A/xx unknown
- 1971-09-28 DE DE19712149109 patent/DE2149109A1/de active Pending
- 1971-09-29 FR FR7135033A patent/FR2108109A3/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2108109B3 (no) | 1974-06-07 |
| FR2108109A3 (en) | 1972-05-12 |
| DE2149109A1 (de) | 1972-04-06 |