NO131222C - - Google Patents
Info
- Publication number
- NO131222C NO131222C NO454070A NO454070A NO131222C NO 131222 C NO131222 C NO 131222C NO 454070 A NO454070 A NO 454070A NO 454070 A NO454070 A NO 454070A NO 131222 C NO131222 C NO 131222C
- Authority
- NO
- Norway
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
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geophysics (AREA)
- Acoustics & Sound (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88444169A | 1969-12-12 | 1969-12-12 | |
| US5837870A | 1970-07-27 | 1970-07-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO131222B NO131222B (en) | 1975-01-13 |
| NO131222C true NO131222C (en) | 1975-04-23 |
Family
ID=26737558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO454070A NO131222C (en) | 1969-12-12 | 1970-11-26 |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA941499A (en) |
| DE (1) | DE2060152A1 (en) |
| GB (1) | GB1316617A (en) |
| NL (1) | NL7017993A (en) |
| NO (1) | NO131222C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8004421B2 (en) | 2006-05-10 | 2011-08-23 | Schlumberger Technology Corporation | Wellbore telemetry and noise cancellation systems and method for the same |
| US8629782B2 (en) | 2006-05-10 | 2014-01-14 | Schlumberger Technology Corporation | System and method for using dual telemetry |
| CN106762456A (en) * | 2017-02-22 | 2017-05-31 | 许继集团有限公司 | A kind of blower fan main shaft is broken detection method and system |
-
1970
- 1970-11-26 NO NO454070A patent/NO131222C/no unknown
- 1970-12-07 DE DE19702060152 patent/DE2060152A1/en active Pending
- 1970-12-07 GB GB5793570A patent/GB1316617A/en not_active Expired
- 1970-12-09 NL NL7017993A patent/NL7017993A/xx unknown
- 1970-12-11 CA CA100,402A patent/CA941499A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1316617A (en) | 1973-05-09 |
| NL7017993A (en) | 1971-06-15 |
| NO131222B (en) | 1975-01-13 |
| DE2060152A1 (en) | 1971-06-16 |
| CA941499A (en) | 1974-02-05 |