JPS5051352A - - Google Patents
Info
- Publication number
- JPS5051352A JPS5051352A JP49095609A JP9560974A JPS5051352A JP S5051352 A JPS5051352 A JP S5051352A JP 49095609 A JP49095609 A JP 49095609A JP 9560974 A JP9560974 A JP 9560974A JP S5051352 A JPS5051352 A JP S5051352A
- 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 the boreholes or wells
- E21B23/02—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39083373A | 1973-08-23 | 1973-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5051352A true JPS5051352A (en) | 1975-05-08 |
Family
ID=23544125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49095609A Pending JPS5051352A (en) | 1973-08-23 | 1974-08-22 |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS5051352A (en) |
| AT (1) | AT349220B (en) |
| AU (1) | AU7261874A (en) |
| BE (1) | BE819007A (en) |
| CA (1) | CA1028046A (en) |
| DE (1) | DE2440538A1 (en) |
| DK (1) | DK136490B (en) |
| ES (1) | ES429478A1 (en) |
| FR (1) | FR2303153A1 (en) |
| GB (1) | GB1476990A (en) |
| HK (1) | HK27478A (en) |
| IL (1) | IL45254A (en) |
| IN (1) | IN142419B (en) |
| IT (1) | IT1020134B (en) |
| NL (1) | NL7411193A (en) |
| NO (1) | NO141285C (en) |
| SE (1) | SE408320B (en) |
| SU (1) | SU641877A3 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2002021120A1 (en) * | 2000-09-04 | 2004-01-15 | 日本信号株式会社 | Defect detection system |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1098202A (en) * | 1976-12-30 | 1981-03-24 | Preston E. Chaney | Telemetry system |
| FR2519687B1 (en) * | 1982-01-12 | 1987-10-02 | Orszagos Koolaj Gazipari | REINSERABLE AND WATERPROOF DEVICE FOR HANGING PROBE FILTER AND TUBING ELEMENT |
| GB2117948A (en) * | 1982-03-22 | 1983-10-19 | Ml Aviation Co Ltd | Initiation of devices by high- frequency sound waves |
| DE3916704A1 (en) * | 1989-05-23 | 1989-12-14 | Wellhausen Heinz | SIGNAL TRANSMISSION IN DRILL RODS |
| 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 |
-
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/en unknown
- 1974-08-12 CA CA206,785A patent/CA1028046A/en not_active Expired
- 1974-08-20 BE BE147748A patent/BE819007A/en unknown
- 1974-08-21 AT AT679974A patent/AT349220B/en not_active IP Right Cessation
- 1974-08-21 FR FR7428656A patent/FR2303153A1/en active Granted
- 1974-08-22 NL NL7411193A patent/NL7411193A/en not_active Application Discontinuation
- 1974-08-22 SU SU742057039A patent/SU641877A3/en active
- 1974-08-22 JP JP49095609A patent/JPS5051352A/ja active Pending
- 1974-08-22 AU AU72618/74A patent/AU7261874A/en not_active Expired
- 1974-08-22 IT IT7426533A patent/IT1020134B/en active
- 1974-08-22 NO NO743027A patent/NO141285C/en unknown
- 1974-08-22 DK DK449274AA patent/DK136490B/en unknown
- 1974-08-23 DE DE2440538A patent/DE2440538A1/en not_active Ceased
- 1974-08-23 GB GB3711374A patent/GB1476990A/en not_active Expired
- 1974-08-23 ES ES429478A patent/ES429478A1/en not_active Expired
-
1978
- 1978-06-01 HK HK274/78A patent/HK27478A/en unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2002021120A1 (en) * | 2000-09-04 | 2004-01-15 | 日本信号株式会社 | Defect detection system |
| JP4514088B2 (en) * | 2000-09-04 | 2010-07-28 | 日本信号株式会社 | Defect detection system |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7411193A (en) | 1975-02-25 |
| IN142419B (en) | 1977-07-02 |
| ATA679974A (en) | 1978-08-15 |
| AU7261874A (en) | 1976-02-26 |
| BE819007A (en) | 1975-02-20 |
| NO743027L (en) | 1975-03-24 |
| HK27478A (en) | 1978-06-09 |
| ES429478A1 (en) | 1977-01-16 |
| FR2303153A1 (en) | 1976-10-01 |
| DK136490C (en) | 1978-03-13 |
| IL45254A (en) | 1976-11-30 |
| DE2440538A1 (en) | 1975-03-06 |
| AT349220B (en) | 1979-03-26 |
| IT1020134B (en) | 1977-12-20 |
| FR2303153B1 (en) | 1982-09-10 |
| GB1476990A (en) | 1977-06-16 |
| DK136490B (en) | 1977-10-17 |
| IL45254A0 (en) | 1974-10-22 |
| SE7409468L (en) | 1975-02-24 |
| SU641877A3 (en) | 1979-01-05 |
| NO141285C (en) | 1980-02-06 |
| NO141285B (en) | 1979-10-29 |
| SE408320B (en) | 1979-06-05 |
| CA1028046A (en) | 1978-03-14 |
| DK449274A (en) | 1975-04-21 |