NO971123D0 - Omvendt vertikal seismisk profildannelse ved bruk av en sonde for måling under boring som seismisk kilde - Google Patents
Omvendt vertikal seismisk profildannelse ved bruk av en sonde for måling under boring som seismisk kildeInfo
- Publication number
- NO971123D0 NO971123D0 NO971123A NO971123A NO971123D0 NO 971123 D0 NO971123 D0 NO 971123D0 NO 971123 A NO971123 A NO 971123A NO 971123 A NO971123 A NO 971123A NO 971123 D0 NO971123 D0 NO 971123D0
- Authority
- NO
- Norway
- Prior art keywords
- drilling
- probe
- seismic
- profile formation
- reverse vertical
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title 1
- 238000005553 drilling Methods 0.000 title 1
- 239000000523 sample Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
- G01V1/42—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging using generators in one well and receivers elsewhere or vice versa
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/02—Generating seismic energy
- G01V1/133—Generating seismic energy using fluidic driving means, e.g. highly pressurised fluids; using implosion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/02—Generating seismic energy
- G01V1/143—Generating seismic energy using mechanical driving means, e.g. motor driven shaft
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
- G01V1/52—Structural details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V2210/00—Details of seismic processing or analysis
- G01V2210/10—Aspects of acoustic signal generation or detection
- G01V2210/16—Survey configurations
- G01V2210/161—Vertical seismic profiling [VSP]
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/614,288 US5901113A (en) | 1996-03-12 | 1996-03-12 | Inverse vertical seismic profiling using a measurement while drilling tool as a seismic source |
Publications (3)
Publication Number | Publication Date |
---|---|
NO971123D0 true NO971123D0 (no) | 1997-03-11 |
NO971123L NO971123L (no) | 1997-09-15 |
NO315137B1 NO315137B1 (no) | 2003-07-14 |
Family
ID=24460610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19971123A NO315137B1 (no) | 1996-03-12 | 1997-03-11 | Omvendt vertikal seismisk profildannelse ved bruk av en sonde for måling under boring som seismisk kilde |
Country Status (6)
Country | Link |
---|---|
US (2) | US5901113A (no) |
EP (1) | EP0795764B1 (no) |
AU (1) | AU722930B2 (no) |
CA (1) | CA2198533C (no) |
DE (1) | DE69702937T2 (no) |
NO (1) | NO315137B1 (no) |
Families Citing this family (75)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9800142D0 (en) * | 1998-01-07 | 1998-03-04 | Anadrill Int Sa | Seismic detection apparatus and method |
US6247533B1 (en) * | 1998-03-09 | 2001-06-19 | Seismic Recovery, Llc | Utilization of energy from flowing fluids |
GB2343951B (en) * | 1998-11-20 | 2003-05-14 | Thomson Marconi Sonar Ltd | Drilling apparatus |
US6442490B1 (en) | 2000-06-30 | 2002-08-27 | Pgs Americas, Inc. | Vertical cable time processing |
US6626253B2 (en) * | 2001-02-27 | 2003-09-30 | Baker Hughes Incorporated | Oscillating shear valve for mud pulse telemetry |
US7823689B2 (en) * | 2001-07-27 | 2010-11-02 | Baker Hughes Incorporated | Closed-loop downhole resonant source |
US6795373B1 (en) * | 2003-02-14 | 2004-09-21 | Baker Hughes Incorporated | Permanent downhole resonant source |
DE10248891A1 (de) * | 2002-10-18 | 2004-04-29 | MDS Medical Device Solutions AG | Sonde |
US8995224B2 (en) * | 2003-08-22 | 2015-03-31 | Schlumberger Technology Corporation | Real-time velocity and pore-pressure prediction ahead of drill bit |
US7274990B2 (en) * | 2003-12-24 | 2007-09-25 | Baker Hughes Incorporated | Downhole library of master wavelets for VSP-while-drilling applications |
US7139219B2 (en) * | 2004-02-12 | 2006-11-21 | Tempress Technologies, Inc. | Hydraulic impulse generator and frequency sweep mechanism for borehole applications |
NO20041565L (no) * | 2004-04-16 | 2005-10-17 | Selantic | Seismisk havbunnskilde og metode for 4-komponent seismik |
US7219748B2 (en) * | 2004-05-28 | 2007-05-22 | Halliburton Energy Services, Inc | Downhole signal source |
US7453768B2 (en) * | 2004-09-01 | 2008-11-18 | Hall David R | High-speed, downhole, cross well measurement system |
US7180826B2 (en) * | 2004-10-01 | 2007-02-20 | Teledrill Inc. | Measurement while drilling bi-directional pulser operating in a near laminar annular flow channel |
US20060077757A1 (en) * | 2004-10-13 | 2006-04-13 | Dale Cox | Apparatus and method for seismic measurement-while-drilling |
US7178626B2 (en) * | 2004-10-15 | 2007-02-20 | Lee Matherne | Method of seismic evaluation of subterranean strata |
ITUD20040207A1 (it) * | 2004-11-08 | 2005-02-08 | Istituto Naz Di Oceanografia E | Dispositivo di misura per un'apparecchiatura di perforazione |
GB2421614B (en) * | 2004-12-21 | 2007-11-14 | Schlumberger Holdings | System and method for communication between a surface location and a subterranean location |
US7512034B2 (en) * | 2005-09-15 | 2009-03-31 | Schlumberger Technology Corporation | Drill noise seismic data acquisition and processing methods |
US8297375B2 (en) | 2005-11-21 | 2012-10-30 | Schlumberger Technology Corporation | Downhole turbine |
US8360174B2 (en) | 2006-03-23 | 2013-01-29 | Schlumberger Technology Corporation | Lead the bit rotary steerable tool |
US8408336B2 (en) | 2005-11-21 | 2013-04-02 | Schlumberger Technology Corporation | Flow guide actuation |
US8522897B2 (en) | 2005-11-21 | 2013-09-03 | Schlumberger Technology Corporation | Lead the bit rotary steerable tool |
US7225886B1 (en) * | 2005-11-21 | 2007-06-05 | Hall David R | Drill bit assembly with an indenting member |
US8316964B2 (en) * | 2006-03-23 | 2012-11-27 | Schlumberger Technology Corporation | Drill bit transducer device |
US8528664B2 (en) | 2005-11-21 | 2013-09-10 | Schlumberger Technology Corporation | Downhole mechanism |
US7753144B2 (en) | 2005-11-21 | 2010-07-13 | Schlumberger Technology Corporation | Drill bit with a retained jack element |
US8297378B2 (en) | 2005-11-21 | 2012-10-30 | Schlumberger Technology Corporation | Turbine driven hammer that oscillates at a constant frequency |
US7571780B2 (en) | 2006-03-24 | 2009-08-11 | Hall David R | Jack element for a drill bit |
US8225883B2 (en) | 2005-11-21 | 2012-07-24 | Schlumberger Technology Corporation | Downhole percussive tool with alternating pressure differentials |
US8011457B2 (en) | 2006-03-23 | 2011-09-06 | Schlumberger Technology Corporation | Downhole hammer assembly |
US8077053B2 (en) * | 2006-03-31 | 2011-12-13 | Chevron U.S.A. Inc. | Method and apparatus for sensing a borehole characteristic |
US7969819B2 (en) * | 2006-05-09 | 2011-06-28 | Schlumberger Technology Corporation | Method for taking time-synchronized seismic measurements |
US7954401B2 (en) * | 2006-10-27 | 2011-06-07 | Schlumberger Technology Corporation | Method of assembling a drill bit with a jack element |
US8138943B2 (en) * | 2007-01-25 | 2012-03-20 | David John Kusko | Measurement while drilling pulser with turbine power generation unit |
US7866416B2 (en) | 2007-06-04 | 2011-01-11 | Schlumberger Technology Corporation | Clutch for a jack element |
US7633834B2 (en) * | 2007-07-30 | 2009-12-15 | Baker Hughes Incorporated | VSP pattern recognition in absolute time |
US7721826B2 (en) | 2007-09-06 | 2010-05-25 | Schlumberger Technology Corporation | Downhole jack assembly sensor |
US7967083B2 (en) * | 2007-09-06 | 2011-06-28 | Schlumberger Technology Corporation | Sensor for determining a position of a jack element |
US8151905B2 (en) * | 2008-05-19 | 2012-04-10 | Hs International, L.L.C. | Downhole telemetry system and method |
US8009510B2 (en) * | 2008-10-23 | 2011-08-30 | Schlumberger Technology Corporation | Two way check shot and reverse VSP while drilling |
US8720572B2 (en) * | 2008-12-17 | 2014-05-13 | Teledrill, Inc. | High pressure fast response sealing system for flow modulating devices |
US8701799B2 (en) | 2009-04-29 | 2014-04-22 | Schlumberger Technology Corporation | Drill bit cutter pocket restitution |
US8607896B2 (en) * | 2009-06-08 | 2013-12-17 | Tempress Technologies, Inc. | Jet turbodrill |
US8655104B2 (en) * | 2009-06-18 | 2014-02-18 | Schlumberger Technology Corporation | Cyclic noise removal in borehole imaging |
US8682102B2 (en) | 2009-06-18 | 2014-03-25 | Schlumberger Technology Corporation | Cyclic noise removal in borehole imaging |
US10001573B2 (en) | 2010-03-02 | 2018-06-19 | Teledrill, Inc. | Borehole flow modulator and inverted seismic source generating system |
US8511400B2 (en) | 2010-04-05 | 2013-08-20 | Schlumberger Technology Corporation | Apparatus and method for acoustic measurements while using a coring tool |
US20110272206A1 (en) * | 2010-05-05 | 2011-11-10 | Conocophillips Company | Matrix ground force measurement of seismic transducers and methods of use |
ES2787231T3 (es) * | 2010-05-28 | 2020-10-15 | Thur Srl | Método y sistema para determinar la rigidez de una capa geológica |
CA2802684A1 (en) * | 2010-06-16 | 2011-12-22 | Albena Alexandrova Mateeva | Look-ahead seismic while drilling |
US8040754B1 (en) | 2010-08-27 | 2011-10-18 | Board Of Regents Of The University Of Texas System | System and method for acquisition and processing of elastic wavefield seismic data |
US8325559B2 (en) | 2010-08-27 | 2012-12-04 | Board Of Regents Of The University Of Texas System | Extracting SV shear data from P-wave marine data |
US8243548B2 (en) | 2010-08-27 | 2012-08-14 | Board Of Regents Of The University Of Texas System | Extracting SV shear data from P-wave seismic data |
US9249642B2 (en) | 2010-11-30 | 2016-02-02 | Tempress Technologies, Inc. | Extended reach placement of wellbore completions |
US9279300B2 (en) | 2010-11-30 | 2016-03-08 | Tempress Technologies, Inc. | Split ring shift control for hydraulic pulse valve |
US20160130938A1 (en) * | 2010-11-30 | 2016-05-12 | Tempress Technologies, Inc. | Seismic while drilling system and methods |
US8528649B2 (en) | 2010-11-30 | 2013-09-10 | Tempress Technologies, Inc. | Hydraulic pulse valve with improved pulse control |
US9581267B2 (en) | 2011-04-06 | 2017-02-28 | David John Kusko | Hydroelectric control valve for remote locations |
EA201491345A1 (ru) | 2012-02-08 | 2015-05-29 | Инова Лтд. | Способ управления предельными значениями сейсмического вибратора на низких частотах |
WO2013163471A1 (en) * | 2012-04-25 | 2013-10-31 | Kolle Jack J | Low-frequency seismic-while-drilling source |
US9229120B2 (en) | 2012-04-30 | 2016-01-05 | Conocophillips Company | Discrete electric seismic source unit |
US10184333B2 (en) | 2012-11-20 | 2019-01-22 | Halliburton Energy Services, Inc. | Dynamic agitation control apparatus, systems, and methods |
BR112015010754A2 (pt) | 2012-11-20 | 2017-07-11 | Halliburton Energy Services Inc | aparelho, sistema e método implementado por processador |
WO2014131125A1 (en) * | 2013-02-27 | 2014-09-04 | Evolution Engineering Inc. | Fluid pressure pulse generating apparatus and method of using same |
US20150034386A1 (en) | 2013-07-30 | 2015-02-05 | Schlumberger Technology Corporation | Fluidic Modulators and Along String Systems |
AU2014394076B2 (en) * | 2014-05-16 | 2017-05-25 | Halliburton Energy Services, Inc. | Methods and systems for identifying and plugging subterranean conduits |
WO2016115411A1 (en) * | 2015-01-15 | 2016-07-21 | Schlumberger Canada Limited | Methods and systems for non-contact vibration measurements |
US10197694B2 (en) * | 2015-04-08 | 2019-02-05 | Schlumberger Technology Corporation | Controlled-frequency downhole seismic source |
DE102015225595B3 (de) * | 2015-12-17 | 2017-06-01 | Airbus Ds Gmbh | Bohrkopfsystem mit integrierter akustischer Quelle und Ausleger, der mit elektrodynamischen Aufnehmern bestückt ist |
CN106154333B (zh) * | 2016-06-23 | 2018-12-21 | 中国石油集团钻井工程技术研究院 | 一种四分量vsp随钻测量系统及方法 |
CN105863623B (zh) * | 2016-06-23 | 2018-12-25 | 中国石油集团钻井工程技术研究院 | 一种用于随钻vsp测量的数据分时携带系统及方法 |
CN106199719B (zh) * | 2016-06-23 | 2019-03-01 | 中国石油集团钻井工程技术研究院 | 一种随钻vsp测量时钟同步系统及方法 |
CN107544088B (zh) * | 2017-11-02 | 2024-01-23 | 西南石油大学 | 一种气体钻井井下可控震源短节 |
Family Cites Families (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2062151A (en) * | 1934-11-16 | 1936-11-24 | Geophysical Res Corp | Method of making sub-surface determinations |
NL108195C (no) * | 1953-02-27 | |||
US3997867A (en) * | 1973-09-17 | 1976-12-14 | Schlumberger Technology Corporation | Well bore data-transmission apparatus |
US3909776A (en) * | 1973-10-01 | 1975-09-30 | Amoco Prod Co | Fluidic oscillator seismic source |
US3881168A (en) * | 1973-12-11 | 1975-04-29 | Amoco Prod Co | Seismic velocity determination |
US4207619A (en) * | 1975-02-24 | 1980-06-10 | Alf Klaveness | Seismic well logging system and method |
US4033429A (en) * | 1976-02-18 | 1977-07-05 | Standard Oil Company (Indiana) | Downhole seismic source |
US4144949A (en) * | 1977-05-02 | 1979-03-20 | Daniel Silverman | Bit positioning while drilling system |
US4252209A (en) * | 1979-01-17 | 1981-02-24 | Daniel Silverman | Downhole liquid pressure seismic source and bit positioning system |
US4365322A (en) * | 1980-04-18 | 1982-12-21 | Bernard Widrow | Apparatus and method for determining the position of a gas-saturated porous rock in the vicinity of a deep borehole in the earth |
US4363112A (en) * | 1980-04-18 | 1982-12-07 | Bernard Widrow | Apparatus and method for determining the position of a gas-saturated porous rock in the vicinity of a deep borehole in the earth |
US4597464A (en) * | 1982-05-25 | 1986-07-01 | Bolt Technology Corporation | Method and system for well velocity shooting and vertical seismic profiling |
FR2564980B1 (fr) * | 1984-05-25 | 1987-03-20 | Elf Aquitaine | Procede de diagraphie acoustique instantanee dans un puits de forage |
US4926392A (en) * | 1986-09-22 | 1990-05-15 | Hand Geophysical | Method and apparatus for obtaining seismic vibrator reflection data |
US4849945A (en) * | 1986-12-08 | 1989-07-18 | Tomex Corporation | Seismic processing and imaging with a drill-bit source |
US4964087A (en) * | 1986-12-08 | 1990-10-16 | Western Atlas International | Seismic processing and imaging with a drill-bit source |
US5050130A (en) * | 1988-10-21 | 1991-09-17 | Gas Research Institute | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source |
US4926391A (en) * | 1986-12-30 | 1990-05-15 | Gas Research Institute, Inc. | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source |
US5191557A (en) * | 1986-12-30 | 1993-03-02 | Gas Research Institute | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source |
GB2205402B (en) * | 1987-04-20 | 1991-11-27 | Us Energy | Seismic sources |
US4847815A (en) * | 1987-09-22 | 1989-07-11 | Anadrill, Inc. | Sinusoidal pressure pulse generator for measurement while drilling tool |
GB2251686A (en) * | 1989-05-09 | 1992-07-15 | Principia Mechanica Limited | Downhole seismic source |
US4928783A (en) * | 1989-05-22 | 1990-05-29 | Exxon Production Research Company | Well borehole sound source |
US4969129A (en) * | 1989-09-20 | 1990-11-06 | Texaco Inc. | Coding seismic sources |
FR2656110B1 (fr) * | 1989-12-19 | 1992-05-07 | Inst Francais Du Petrole | Source sismique vibrante utilisable notamment dans des puits. |
US5012453A (en) * | 1990-04-27 | 1991-04-30 | Katz Lewis J | Inverse vertical seismic profiling while drilling |
US5160814A (en) * | 1990-07-18 | 1992-11-03 | Atlantic Richfield Company | Hydraulically-actuated downhole seismic source |
US5144591A (en) * | 1991-01-02 | 1992-09-01 | Western Atlas International, Inc. | Method for determining geometry of subsurface features while drilling |
US5210381A (en) * | 1991-05-23 | 1993-05-11 | Oil And Gas Consultants International, Inc. | Apparatus for generating vibrational energy in a borehole |
US5159160A (en) * | 1991-05-23 | 1992-10-27 | Oil & Gas Consultants International Inc. | Downhole seismic energy source |
US5109947A (en) * | 1991-06-21 | 1992-05-05 | Western Atlas International, Inc. | Distributed seismic energy source |
US5146433A (en) * | 1991-10-02 | 1992-09-08 | Anadrill, Inc. | Mud pump noise cancellation system and method |
WO1993007514A1 (en) * | 1991-10-04 | 1993-04-15 | Atlantic Richfield Company | System for real-time look-ahead exploration of hydrocarbon wells |
FR2686425B1 (fr) * | 1992-01-20 | 1997-01-24 | Inst Francais Du Petrole | Source sismique de puits. |
US5375098A (en) * | 1992-08-21 | 1994-12-20 | Schlumberger Technology Corporation | Logging while drilling tools, systems, and methods capable of transmitting data at a plurality of different frequencies |
US5249161A (en) * | 1992-08-21 | 1993-09-28 | Schlumberger Technology Corporation | Methods and apparatus for preventing jamming of encoder of logging while drilling tool |
US5237540A (en) * | 1992-08-21 | 1993-08-17 | Schlumberger Technology Corporation | Logging while drilling tools utilizing magnetic positioner assisted phase shifts |
FR2700018B1 (fr) * | 1992-12-29 | 1995-02-24 | Inst Francais Du Petrole | Méthode et dispositif de prospection sismique utilisant un outil de forage en action dans un puits. |
US5467320A (en) * | 1993-01-08 | 1995-11-14 | Halliburton Company | Acoustic measuring method for borehole formation testing |
IT1263156B (it) * | 1993-02-05 | 1996-08-01 | Agip Spa | Procedimento e dispositivo di rilevamento di segnali sismici per ottenere profili sismici verticali durante le operazioni di perforazione |
US5418335A (en) * | 1993-08-06 | 1995-05-23 | Exxon Production Research Company | Synchronized acoustic source |
US5438170A (en) * | 1994-04-28 | 1995-08-01 | Klaveness; Alf | Borehole seismic pulse generator and system |
US5517464A (en) * | 1994-05-04 | 1996-05-14 | Schlumberger Technology Corporation | Integrated modulator and turbine-generator for a measurement while drilling tool |
US5421420A (en) * | 1994-06-07 | 1995-06-06 | Schlumberger Technology Corporation | Downhole weight-on-bit control for directional drilling |
US5586083A (en) * | 1994-08-25 | 1996-12-17 | Harriburton Company | Turbo siren signal generator for measurement while drilling systems |
US5537364A (en) * | 1995-02-28 | 1996-07-16 | Texaco, Inc | Method and apparatus for conducting seismic surveys from a single well having both seismic sources and receivers deployed therein |
-
1996
- 1996-03-12 US US08/614,288 patent/US5901113A/en not_active Expired - Fee Related
-
1997
- 1997-02-26 CA CA002198533A patent/CA2198533C/en not_active Expired - Fee Related
- 1997-03-05 AU AU15083/97A patent/AU722930B2/en not_active Ceased
- 1997-03-06 DE DE69702937T patent/DE69702937T2/de not_active Expired - Fee Related
- 1997-03-06 EP EP97301509A patent/EP0795764B1/en not_active Expired - Lifetime
- 1997-03-11 NO NO19971123A patent/NO315137B1/no not_active IP Right Cessation
-
1998
- 1998-08-07 US US09/131,137 patent/US6094401A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0795764B1 (en) | 2000-08-30 |
DE69702937D1 (de) | 2000-10-05 |
DE69702937T2 (de) | 2001-03-29 |
AU1508397A (en) | 1997-09-18 |
AU722930B2 (en) | 2000-08-17 |
NO971123L (no) | 1997-09-15 |
EP0795764A3 (en) | 1998-01-07 |
CA2198533A1 (en) | 1997-09-13 |
NO315137B1 (no) | 2003-07-14 |
US6094401A (en) | 2000-07-25 |
CA2198533C (en) | 2002-06-11 |
EP0795764A2 (en) | 1997-09-17 |
US5901113A (en) | 1999-05-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO971123L (no) | Omvendt vertikal seismisk profildannelse ved bruk av en sonde for måling under boring som seismisk kilde | |
NO965241L (no) | Transduser for sonisk logging under boring | |
NO922309L (no) | Fremgangsmaate til boring av avviksbroenner | |
NO994766D0 (no) | Brönnvedlikeholdsfluid for gröftfri retningsbestemt boring | |
NO944730D0 (no) | Fremgangsmåte for logging under boring, samt apparat for å måle formasjonsegenskaper som funksjon av vinkelstilling inne i et borehull | |
NO962916L (no) | Fremgangsmåte for boring i en geologisk formasjon | |
DK0681090T3 (da) | Værktøj til måling under boring | |
NO972051D0 (no) | Ledekile, samt fremgangsmåte for boring av et vindu i et brönnforingsrör | |
NO305713B1 (no) | Styreverkt°y for boring av et borehull | |
NO952745L (no) | Fremgangsmåte for å bestemme retningen av et borehull under boringen | |
NO981570L (no) | Elektroseismisk teknikk for mÕling av egenskapene ved bergarter som omgir et borehull | |
NO900602L (no) | Fremgangsmaate for forbedring av boreprosessen ved boring av et borehull gjennom en geologisk undergrunnsformasjon. | |
NO20011179L (no) | Fremgangsmåte for å bestemme en borestrengs stivhet | |
NO20005940D0 (no) | Generering av kommandoer for et nedihullsverktöy | |
NO942463D0 (no) | Loggeverktöy for borehull | |
FI97612B (fi) | Sovitelma kallionporauslaitteen vinssin ohjaamiseksi | |
NO962390D0 (no) | Fremgangsmåte for boring av en brönn | |
NO964724L (no) | Anordning for undersökelse av en undergrunnsformasjon som gjennomskjæres av en horisontal brönn | |
NO962121D0 (no) | Brönnhode for undersjöisk borehull | |
FI944291A0 (fi) | Poratanko | |
NO20001229D0 (no) | Seismisk borehullsverktøy | |
NO980909D0 (no) | Fremgangsmåte for boring av borehull | |
FI98400B (fi) | Poralaite | |
KR970023973U (ko) | 시추용 천공기의 변속장치 | |
DE59604134D1 (de) | Bohrkrone |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |