NO941203D0 - Måleapparat for kjernemagnetisk resonans - Google Patents
Måleapparat for kjernemagnetisk resonansInfo
- Publication number
- NO941203D0 NO941203D0 NO941203A NO941203A NO941203D0 NO 941203 D0 NO941203 D0 NO 941203D0 NO 941203 A NO941203 A NO 941203A NO 941203 A NO941203 A NO 941203A NO 941203 D0 NO941203 D0 NO 941203D0
- Authority
- NO
- Norway
- Prior art keywords
- magnetic resonance
- measuring apparatus
- nuclear magnetic
- resonance measuring
- nuclear
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/3808—Magnet assemblies for single-sided MR wherein the magnet assembly is located on one side of a subject only; Magnet assemblies for inside-out MR, e.g. for MR in a borehole or in a blood vessel, or magnet assemblies for fringe-field MR
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
- G01V3/32—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electron or nuclear magnetic resonance
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Environmental & Geological Engineering (AREA)
- Remote Sensing (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Geophysics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- High Energy & Nuclear Physics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/041,643 US5376884A (en) | 1993-04-01 | 1993-04-01 | Nuclear magnetic resonance measuring apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
NO941203D0 true NO941203D0 (no) | 1994-03-30 |
NO941203L NO941203L (no) | 1994-10-03 |
NO305579B1 NO305579B1 (no) | 1999-06-21 |
Family
ID=21917589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO941203A NO305579B1 (no) | 1993-04-01 | 1994-03-30 | MÕleapparat for kjernemagnetisk resonans |
Country Status (5)
Country | Link |
---|---|
US (2) | US5376884A (no) |
EP (1) | EP0618458B1 (no) |
AU (1) | AU672674B2 (no) |
CA (1) | CA2120400C (no) |
NO (1) | NO305579B1 (no) |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0581666T3 (da) * | 1992-07-30 | 1997-10-27 | Schlumberger Ltd | Impulsmoduleret kernemagnetisk værktøj til formationsevaluering under boring |
US5923167A (en) * | 1992-07-30 | 1999-07-13 | Schlumberger Technology Corporation | Pulsed nuclear magnetism tool for formation evaluation while drilling |
US5376884A (en) * | 1993-04-01 | 1994-12-27 | Schlumberger Technology Corporation | Nuclear magnetic resonance measuring apparatus |
US5936405A (en) * | 1995-09-25 | 1999-08-10 | Numar Corporation | System and method for lithology-independent gas detection using multifrequency gradient NMR logging |
US6512371B2 (en) | 1995-10-12 | 2003-01-28 | Halliburton Energy Services, Inc. | System and method for determining oil, water and gas saturations for low-field gradient NMR logging tools |
US6242912B1 (en) | 1995-10-12 | 2001-06-05 | Numar Corporation | System and method for lithology-independent gas detection using multifrequency gradient NMR logging |
US6956371B2 (en) * | 1995-10-12 | 2005-10-18 | Halliburton Energy Services, Inc. | Method and apparatus for detecting diffusion sensitive phases with estimation of residual error in NMR logs |
US6005389A (en) * | 1996-03-15 | 1999-12-21 | Numar Corporation | Pulse sequences and interpretation techniques for NMR measurements |
US6069479A (en) * | 1996-11-04 | 2000-05-30 | Western Atlas International, Inc. | Permanent magnet material composition and structure for eddy current suppression in a nuclear magnetic resonance sensing apparatus |
US5831433A (en) * | 1996-12-04 | 1998-11-03 | Sezginer; Abdurrahman | Well logging method and apparatus for NMR and resistivity measurements |
US6531868B2 (en) | 1996-12-30 | 2003-03-11 | Halliburton Energy Services, Inc. | System and methods for formation evaluation while drilling |
US6051973A (en) * | 1996-12-30 | 2000-04-18 | Numar Corporation | Method for formation evaluation while drilling |
US6204663B1 (en) | 1997-03-26 | 2001-03-20 | Numar Corporation | Pulse sequence and method for suppression of magneto-acoustic artifacts in NMR data |
US5977768A (en) * | 1997-06-23 | 1999-11-02 | Schlumberger Technology Corporation | Nuclear magnetic resonance logging with azimuthal resolution |
US6255817B1 (en) | 1997-06-23 | 2001-07-03 | Schlumberger Technology Corporation | Nuclear magnetic resonance logging with azimuthal resolution |
US6166540A (en) * | 1997-06-30 | 2000-12-26 | Wollin Ventures, Inc. | Method of resistivity well logging utilizing nuclear magnetic resonance |
GB2368128B (en) * | 1997-10-29 | 2002-08-28 | Western Atlas Int Inc | NMR sensing apparatus and methods |
US6111408A (en) * | 1997-12-23 | 2000-08-29 | Numar Corporation | Nuclear magnetic resonance sensing apparatus and techniques for downhole measurements |
AR015217A1 (es) | 1998-01-16 | 2001-04-18 | Numar Corp | UNA HERRAMIENTA DE RESONANCIA MAGNETICA NUCLEAR (RMN) PARA CONDUCIR MEDICIONES DE UNA FORMACION DE TIERRA QUE RODEA UN POZO DE SONDEO, UN METODO PARA EFECTUAR DICHAS MEDICIONES MIENTRAS SE EFECTUA EL TALADRO Y UNA DISPOSICIoN PARA HACER MEDICIONES DE RMN. |
US6023164A (en) * | 1998-02-20 | 2000-02-08 | Numar Corporation | Eccentric NMR well logging apparatus and method |
US6107796A (en) * | 1998-08-17 | 2000-08-22 | Numar Corporation | Method and apparatus for differentiating oil based mud filtrate from connate oil |
US6377042B1 (en) | 1998-08-31 | 2002-04-23 | Numar Corporation | Method and apparatus for merging of NMR echo trains in the time domain |
US6163151A (en) * | 1998-09-09 | 2000-12-19 | Baker Hughes Incorporated | Apparatus and method for making nuclear magnetic measurements in a borehole |
EG22421A (en) * | 1998-10-02 | 2003-01-29 | Shell Int Research | Nmr logging assembly |
US6366087B1 (en) * | 1998-10-30 | 2002-04-02 | George Richard Coates | NMR logging apparatus and methods for fluid typing |
US6316940B1 (en) | 1999-03-17 | 2001-11-13 | Numar Corporation | System and method for identification of hydrocarbons using enhanced diffusion |
US6489763B1 (en) * | 1999-07-12 | 2002-12-03 | Schlumberger Technology Corporation | Magnet assembly for nuclear magnetic resonance well logging tools |
US6661226B1 (en) | 1999-08-13 | 2003-12-09 | Halliburton Energy Services, Inc. | NMR apparatus and methods for measuring volumes of hydrocarbon gas and oil |
US6255819B1 (en) | 1999-10-25 | 2001-07-03 | Halliburton Energy Services, Inc. | System and method for geologically-enhanced magnetic resonance imaging logs |
US6844727B2 (en) | 2000-06-28 | 2005-01-18 | Baker Hughes Incorporated | Method and apparatus of reducing ringing in a nuclear magnetic resonance probe |
US6452388B1 (en) | 2000-06-28 | 2002-09-17 | Baker Hughes Incorporated | Method and apparatus of using soft non-ferritic magnetic material in a nuclear magnetic resonance probe |
US7235970B2 (en) * | 2000-06-28 | 2007-06-26 | Baker Hughes Incorporated | Antenna core material for use in MWD resistivity measurements and NMR measurements |
US6348792B1 (en) * | 2000-07-27 | 2002-02-19 | Baker Hughes Incorporated | Side-looking NMR probe for oil well logging |
US6518754B1 (en) | 2000-10-25 | 2003-02-11 | Baker Hughes Incorporated | Powerful bonded nonconducting permanent magnet for downhole use |
US6577125B2 (en) | 2000-12-18 | 2003-06-10 | Halliburton Energy Services, Inc. | Temperature compensated magnetic field apparatus for NMR measurements |
US6940378B2 (en) | 2001-01-19 | 2005-09-06 | Halliburton Energy Services | Apparatus and method for magnetic resonance measurements in an interior volume |
RU2181901C1 (ru) * | 2001-01-19 | 2002-04-27 | Акционерное общество закрытого типа Научно-производственная фирма по геофизическим и геоэкологическим работам "КАРОТАЖ" | Способ каротажа с использованием ядерно-магнитного резонанса и устройство для его осуществления |
CA2440178C (en) * | 2001-03-09 | 2009-12-29 | Shell Canada Limited | Logging system for use in a wellbore |
US6518756B1 (en) * | 2001-06-14 | 2003-02-11 | Halliburton Energy Services, Inc. | Systems and methods for determining motion tool parameters in borehole logging |
FR2832255B1 (fr) * | 2001-11-13 | 2004-11-26 | France Telecom | Peigne et procede de derivation d'un cablage preexistant |
US6984980B2 (en) * | 2002-02-14 | 2006-01-10 | Baker Hughes Incorporated | Method and apparatus for NMR sensor with loop-gap resonator |
WO2004025308A2 (en) * | 2002-09-11 | 2004-03-25 | Halliburton Energy Services, Inc. | Nmr tool with helical polarization |
US6856132B2 (en) | 2002-11-08 | 2005-02-15 | Shell Oil Company | Method and apparatus for subterranean formation flow imaging |
US7463027B2 (en) * | 2003-05-02 | 2008-12-09 | Halliburton Energy Services, Inc. | Systems and methods for deep-looking NMR logging |
CA2852097A1 (en) * | 2003-10-03 | 2005-04-21 | Halliburton Energy Services, Inc. | System and methods for t1-based logging |
US7586309B2 (en) * | 2005-10-21 | 2009-09-08 | Baker Hughes, Inc. | Apparatus and method for guiding energy in a subsurface electromagnetic measuring system |
US7221158B1 (en) | 2005-12-12 | 2007-05-22 | Schlumberger Technology Corporation | Permeability determinations from nuclear magnetic resonance measurements |
US8185314B2 (en) | 2007-02-13 | 2012-05-22 | Schlumberger Technology Corporation | Method and system for determining dynamic permeability of gas hydrate saturated formations |
AU2012369222B2 (en) | 2012-02-08 | 2015-05-07 | Halliburton Energy Services, Inc. | Nuclear magnetic resonance logging tool having multiple pad-mounted atomic magnetometers |
WO2018063176A1 (en) | 2016-09-28 | 2018-04-05 | Halliburton Energy Services, Inc. | Nuclear magnetic resonance sensing device for downhole measurements |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3179878A (en) * | 1953-03-09 | 1965-04-20 | Schlumberger Well Surv Corp | Method and apparatus for the nondestructive testing of materials |
US3667035A (en) * | 1970-03-17 | 1972-05-30 | Texaco Development Corp | Nuclear magnetism logging |
US4350955A (en) * | 1980-10-10 | 1982-09-21 | The United States Of America As Represented By The United States Department Of Energy | Magnetic resonance apparatus |
GB2141236B (en) * | 1983-06-09 | 1986-12-10 | Nat Res Dev | Nuclear magnetic logging |
US4710713A (en) * | 1986-03-11 | 1987-12-01 | Numar Corporation | Nuclear magnetic resonance sensing apparatus and techniques |
US4714881A (en) * | 1986-07-15 | 1987-12-22 | Mobil Oil Corporation | Nuclear magnetic resonance borehole logging tool |
US4717876A (en) * | 1986-08-13 | 1988-01-05 | Numar | NMR magnet system for well logging |
US4933638A (en) * | 1986-08-27 | 1990-06-12 | Schlumber Technology Corp. | Borehole measurement of NMR characteristics of earth formations, and interpretations thereof |
US5055788A (en) * | 1986-08-27 | 1991-10-08 | Schlumberger Technology Corporation | Borehole measurement of NMR characteristics of earth formations |
US4717877A (en) * | 1986-09-25 | 1988-01-05 | Numar Corporation | Nuclear magnetic resonance sensing apparatus and techniques |
US4717878A (en) * | 1986-09-26 | 1988-01-05 | Numar Corporation | Nuclear magnetic resonance sensing apparatus and techniques |
US5153514A (en) * | 1991-02-19 | 1992-10-06 | Schlumberger Technology Corp. | Antenna and wear plates for borehole logging apparatus |
US5376884A (en) * | 1993-04-01 | 1994-12-27 | Schlumberger Technology Corporation | Nuclear magnetic resonance measuring apparatus |
-
1993
- 1993-04-01 US US08/041,643 patent/US5376884A/en not_active Expired - Lifetime
-
1994
- 1994-03-30 NO NO941203A patent/NO305579B1/no not_active IP Right Cessation
- 1994-03-31 AU AU59199/94A patent/AU672674B2/en not_active Expired
- 1994-03-31 CA CA002120400A patent/CA2120400C/en not_active Expired - Lifetime
- 1994-04-01 EP EP94400714A patent/EP0618458B1/en not_active Expired - Lifetime
- 1994-06-15 US US08/259,999 patent/US5486761A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0618458B1 (en) | 2002-06-19 |
AU5919994A (en) | 1994-10-06 |
NO941203L (no) | 1994-10-03 |
EP0618458A3 (en) | 1995-05-24 |
NO305579B1 (no) | 1999-06-21 |
CA2120400A1 (en) | 1994-10-02 |
US5376884A (en) | 1994-12-27 |
CA2120400C (en) | 2003-12-30 |
US5486761A (en) | 1996-01-23 |
AU672674B2 (en) | 1996-10-10 |
EP0618458A2 (en) | 1994-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK1K | Patent expired |