JPH0528539Y2 - - Google Patents
Info
- Publication number
- JPH0528539Y2 JPH0528539Y2 JP1987111282U JP11128287U JPH0528539Y2 JP H0528539 Y2 JPH0528539 Y2 JP H0528539Y2 JP 1987111282 U JP1987111282 U JP 1987111282U JP 11128287 U JP11128287 U JP 11128287U JP H0528539 Y2 JPH0528539 Y2 JP H0528539Y2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- electromagnetic waves
- low
- sonde
- receiving
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- LVROLHVSYNLFBE-UHFFFAOYSA-N 2,3,6-trichlorobiphenyl Chemical compound ClC1=CC=C(Cl)C(C=2C=CC=CC=2)=C1Cl LVROLHVSYNLFBE-UHFFFAOYSA-N 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 1
- 101001082832 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Pyruvate carboxylase 2 Proteins 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000001028 reflection method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987111282U JPH0528539Y2 (pt) | 1987-07-22 | 1987-07-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987111282U JPH0528539Y2 (pt) | 1987-07-22 | 1987-07-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6417486U JPS6417486U (pt) | 1989-01-27 |
JPH0528539Y2 true JPH0528539Y2 (pt) | 1993-07-22 |
Family
ID=31349190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987111282U Expired - Lifetime JPH0528539Y2 (pt) | 1987-07-22 | 1987-07-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0528539Y2 (pt) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5051001A (pt) * | 1973-08-23 | 1975-05-07 |
-
1987
- 1987-07-22 JP JP1987111282U patent/JPH0528539Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5051001A (pt) * | 1973-08-23 | 1975-05-07 |
Also Published As
Publication number | Publication date |
---|---|
JPS6417486U (pt) | 1989-01-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8581592B2 (en) | Downhole methods and assemblies employing an at-bit antenna | |
US5720354A (en) | Trenchless underground boring system with boring tool location | |
US4430653A (en) | Earth probing radar system | |
US4852069A (en) | Thin bed evaluation device | |
US6725161B1 (en) | Method for locating and identifying underground structures with horizontal borehole to surface tomography | |
CN110988981B (zh) | 一种适用于钻爆法隧道的相控阵声波超前预报系统及方法 | |
US4867264A (en) | Apparatus and method for investigating wellbores and the like | |
GB2314929A (en) | Behind casing wellbore logging | |
US20050052949A1 (en) | Use of pattern recognition in a measurement of formation transit time for seismic checkshots | |
CN103760607A (zh) | 地质探测方法及装置 | |
NO20200054A1 (en) | Formation acoustic property measurement with beam-angled transducer array | |
US6712140B2 (en) | 3rd borehole radar antenna and algorithm, method and apparatus for subsurface surveys | |
AU592699B2 (en) | Ultrasonic mine survey probe | |
US6176344B1 (en) | Method and system for determining the azimuth position and distance of a reflecting subsurface formation | |
JPH0528539Y2 (pt) | ||
CN108535702A (zh) | 车载阵列式雷达探测系统及快速工作方法 | |
WO2008150253A1 (en) | Logging systems and methods with tilt compensation for sector-based acoustic tools | |
CN115653566A (zh) | 基于光纤声波传感的超声波成像测井装置及其测量方法 | |
US3474879A (en) | Acoustic method for mapping the surface characteristics of a borehole | |
JPS59115369U (ja) | 鉱坑の天盤および側盤を検査するための装置 | |
EP0218399A2 (en) | Acoustic borehole logging tool | |
JP2649046B2 (ja) | 電磁波による地盤探査方法 | |
CA1250944A (en) | Method for lithology detection | |
US3430726A (en) | Acoustical method and apparatus for mapping the wall of a borehole | |
SU1796014A3 (ru) | Скважинный гидролокатор |