DK449274A - - Google Patents
Info
- Publication number
- DK449274A DK449274A DK449274A DK449274A DK449274A DK 449274 A DK449274 A DK 449274A DK 449274 A DK449274 A DK 449274A DK 449274 A DK449274 A DK 449274A DK 449274 A DK449274 A DK 449274A
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing
-
- 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
- E21B47/16—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 drill string or casing, e.g. by torsional acoustic waves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Geochemistry & Mineralogy (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geophysics (AREA)
- Remote Sensing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Earth Drilling (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Geophysics And Detection Of Objects (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Treatment Of Fiber Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39083373A | 1973-08-23 | 1973-08-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK449274A true DK449274A (nl) | 1975-04-21 |
| DK136490B DK136490B (da) | 1977-10-17 |
| DK136490C DK136490C (nl) | 1978-03-13 |
Family
ID=23544125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK449274AA DK136490B (da) | 1973-08-23 | 1974-08-22 | Fremgangsmåde samt apparat til transmission af data langs en borestang. |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS5051352A (nl) |
| AT (1) | AT349220B (nl) |
| AU (1) | AU7261874A (nl) |
| BE (1) | BE819007A (nl) |
| CA (1) | CA1028046A (nl) |
| DE (1) | DE2440538A1 (nl) |
| DK (1) | DK136490B (nl) |
| ES (1) | ES429478A1 (nl) |
| FR (1) | FR2303153A1 (nl) |
| GB (1) | GB1476990A (nl) |
| HK (1) | HK27478A (nl) |
| IL (1) | IL45254A (nl) |
| IN (1) | IN142419B (nl) |
| IT (1) | IT1020134B (nl) |
| NL (1) | NL7411193A (nl) |
| NO (1) | NO141285C (nl) |
| SE (1) | SE408320B (nl) |
| SU (1) | SU641877A3 (nl) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1098202A (en) * | 1976-12-30 | 1981-03-24 | Preston E. Chaney | Telemetry system |
| FR2519687B1 (fr) * | 1982-01-12 | 1987-10-02 | Orszagos Koolaj Gazipari | Dispositif reinserable et etanche d'accrochage de filtre de sonde et d'element de tubage |
| GB2117948A (en) * | 1982-03-22 | 1983-10-19 | Ml Aviation Co Ltd | Initiation of devices by high- frequency sound waves |
| DE3916704A1 (de) * | 1989-05-23 | 1989-12-14 | Wellhausen Heinz | Signaluebertragung in bohrgestaengen |
| US7197932B2 (en) * | 2000-09-04 | 2007-04-03 | The Nippon Signal Co, Ltd. | Failure detecting system |
| AU2012378310B2 (en) * | 2012-04-23 | 2016-05-26 | Halliburton Energy Services, Inc. | Simultaneous data transmission of multiple nodes |
| AU2013271387A1 (en) * | 2012-06-07 | 2015-01-15 | California Institute Of Technology | Communication in pipes using acoustic modems that provide minimal obstruction to fluid flow |
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1974
- 1974-07-08 IN IN1527/CAL/1974A patent/IN142419B/en unknown
- 1974-07-12 IL IL45254A patent/IL45254A/en unknown
- 1974-07-19 SE SE7409468A patent/SE408320B/xx unknown
- 1974-08-12 CA CA206,785A patent/CA1028046A/en not_active Expired
- 1974-08-20 BE BE147748A patent/BE819007A/xx unknown
- 1974-08-21 AT AT679974A patent/AT349220B/de not_active IP Right Cessation
- 1974-08-21 FR FR7428656A patent/FR2303153A1/fr active Granted
- 1974-08-22 IT IT7426533A patent/IT1020134B/it active
- 1974-08-22 JP JP49095609A patent/JPS5051352A/ja active Pending
- 1974-08-22 NL NL7411193A patent/NL7411193A/nl not_active Application Discontinuation
- 1974-08-22 NO NO743027A patent/NO141285C/no unknown
- 1974-08-22 DK DK449274AA patent/DK136490B/da unknown
- 1974-08-22 AU AU72618/74A patent/AU7261874A/en not_active Expired
- 1974-08-22 SU SU742057039A patent/SU641877A3/ru active
- 1974-08-23 GB GB3711374A patent/GB1476990A/en not_active Expired
- 1974-08-23 DE DE2440538A patent/DE2440538A1/de not_active Ceased
- 1974-08-23 ES ES429478A patent/ES429478A1/es not_active Expired
-
1978
- 1978-06-01 HK HK274/78A patent/HK27478A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT349220B (de) | 1979-03-26 |
| SE408320B (sv) | 1979-06-05 |
| CA1028046A (en) | 1978-03-14 |
| NL7411193A (nl) | 1975-02-25 |
| FR2303153B1 (nl) | 1982-09-10 |
| GB1476990A (en) | 1977-06-16 |
| DK136490B (da) | 1977-10-17 |
| SE7409468L (nl) | 1975-02-24 |
| DE2440538A1 (de) | 1975-03-06 |
| IN142419B (nl) | 1977-07-02 |
| IT1020134B (it) | 1977-12-20 |
| IL45254A0 (en) | 1974-10-22 |
| FR2303153A1 (fr) | 1976-10-01 |
| BE819007A (fr) | 1975-02-20 |
| JPS5051352A (nl) | 1975-05-08 |
| ATA679974A (de) | 1978-08-15 |
| HK27478A (en) | 1978-06-09 |
| DK136490C (nl) | 1978-03-13 |
| SU641877A3 (ru) | 1979-01-05 |
| NO141285C (no) | 1980-02-06 |
| ES429478A1 (es) | 1977-01-16 |
| NO141285B (no) | 1979-10-29 |
| NO743027L (nl) | 1975-03-24 |
| IL45254A (en) | 1976-11-30 |
| AU7261874A (en) | 1976-02-26 |