NO955208L - Fremgangsmåte og anordning for å undersöke en elektrisk ledende gjenstand - Google Patents
Fremgangsmåte og anordning for å undersöke en elektrisk ledende gjenstandInfo
- Publication number
- NO955208L NO955208L NO955208A NO955208A NO955208L NO 955208 L NO955208 L NO 955208L NO 955208 A NO955208 A NO 955208A NO 955208 A NO955208 A NO 955208A NO 955208 L NO955208 L NO 955208L
- Authority
- NO
- Norway
- Prior art keywords
- sensing portion
- located adjacent
- examining
- electrically conductive
- inspected
- Prior art date
Links
Classifications
-
- 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
- G01V3/26—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device
- G01V3/28—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device using induction coils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- Biochemistry (AREA)
- Geology (AREA)
- Geophysics (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measuring Magnetic Variables (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/080,295 US5670878A (en) | 1993-06-21 | 1993-06-21 | Inspecting a conductive object with a steady state magnetic field and induced eddy current |
PCT/US1994/006579 WO1995000839A1 (en) | 1993-06-21 | 1994-06-08 | Magnetic and transient electromagnetic diffusion inspection method and apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
NO955208D0 NO955208D0 (no) | 1995-12-21 |
NO955208L true NO955208L (no) | 1995-12-21 |
Family
ID=22156476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO955208A NO955208L (no) | 1993-06-21 | 1995-12-21 | Fremgangsmåte og anordning for å undersöke en elektrisk ledende gjenstand |
Country Status (6)
Country | Link |
---|---|
US (1) | US5670878A (no) |
EP (1) | EP0705430B1 (no) |
AT (1) | ATE236393T1 (no) |
DE (1) | DE69432414D1 (no) |
NO (1) | NO955208L (no) |
WO (1) | WO1995000839A1 (no) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2728073B1 (fr) * | 1994-12-09 | 1997-01-10 | Commissariat Energie Atomique | Dispositif de mesure a induction en presence de parois metalliques magnetiques |
AUPP813499A0 (en) * | 1999-01-13 | 1999-02-04 | Rock Solid Research Pty. Ltd. | A subsurface pipeline inspection probe |
US6630831B2 (en) * | 2000-09-02 | 2003-10-07 | Em-Tech Sensors Llc | Measurements of electrical properties through non magneticially permeable metals using directed magnetic beams and magnetic lenses |
US6597177B1 (en) * | 2000-11-20 | 2003-07-22 | Em-Tech Sensors Llc | Through casing resistivity measurement in permanently installed downhole production environment |
US6714028B2 (en) * | 2001-11-14 | 2004-03-30 | Electro Scientific Industries, Inc. | Roller contact with conductive brushes |
US6681407B2 (en) * | 2002-06-24 | 2004-01-27 | Christine Martz | Waistless underwear alternative secret pants shield |
US6924640B2 (en) * | 2002-11-27 | 2005-08-02 | Precision Drilling Technology Services Group Inc. | Oil and gas well tubular inspection system using hall effect sensors |
EP1669769A1 (en) * | 2004-12-13 | 2006-06-14 | Services Pétroliers Schlumberger | A magneto-optical sensor |
US7795864B2 (en) | 2005-03-11 | 2010-09-14 | Baker Hughes Incorporated | Apparatus and method of using multi-component measurements for casing evaluation |
US7586309B2 (en) * | 2005-10-21 | 2009-09-08 | Baker Hughes, Inc. | Apparatus and method for guiding energy in a subsurface electromagnetic measuring system |
AU2007298994A1 (en) * | 2006-09-21 | 2008-03-27 | Shell Internationale Research Maatschappij B.V. | Inspection of an electrically conductive object using eddy currents |
MX2016016869A (es) * | 2014-07-11 | 2017-03-27 | Halliburton Energy Services Inc | Inspeccion de tuberias de corriente de foucault de multiples profundidades con unica antena de bobina. |
US10613244B2 (en) * | 2014-07-11 | 2020-04-07 | Halliburton Energy Services, Inc. | Focused symmetric pipe inspection tools |
WO2016010917A1 (en) * | 2014-07-12 | 2016-01-21 | Halliburton Energy Services, Inc. | Using an array of sensors between two transmitters in an eddy current logging environment |
US10073058B2 (en) | 2015-02-11 | 2018-09-11 | Structural Integrity Associates | Dynamic pulsed eddy current probe |
US10895555B2 (en) | 2015-03-30 | 2021-01-19 | Structural Integrity Associates, Inc. | System for in-line inspection using a dynamic pulsed eddy current probe and method thereof |
US10767470B2 (en) | 2015-08-20 | 2020-09-08 | Halliburton Energy Services, Inc. | Inspection of wellbore conduits using a distributed sensor system |
RU2639270C2 (ru) * | 2016-02-24 | 2017-12-20 | Акционерное общество Научно-производственная фирма "Геофизические исследования, технология, аппаратура, сервис" (АО НПФ "ГИТАС") | Электромагнитный скважинный дефектоскоп (варианты) |
US20190113439A1 (en) * | 2016-08-12 | 2019-04-18 | Halliburton Energy Services, Inc. | Wireline Signal Noise Reduction |
US10465509B2 (en) | 2016-10-12 | 2019-11-05 | Baker Hughes, A Ge Company, Llc | Collocated multitone acoustic beam and electromagnetic flux leakage evaluation downhole |
WO2018080462A1 (en) * | 2016-10-25 | 2018-05-03 | Halliburton Energy Services, Inc. | High-dynamic-range inversion for pipe inspection |
US11021944B2 (en) | 2017-06-13 | 2021-06-01 | Schlumberger Technology Corporation | Well construction communication and control |
US20180359130A1 (en) * | 2017-06-13 | 2018-12-13 | Schlumberger Technology Corporation | Well Construction Communication and Control |
US11143010B2 (en) | 2017-06-13 | 2021-10-12 | Schlumberger Technology Corporation | Well construction communication and control |
CN107505385A (zh) * | 2017-09-25 | 2017-12-22 | 天津特米斯科技有限公司 | 一种瞬变电磁传感器及检测传感装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2346830A (en) * | 1940-10-10 | 1944-04-18 | Sperry Prod Inc | Tube tester |
GB766353A (en) * | 1953-04-15 | 1957-01-23 | Kronprinz Ag | Improvements in and relating to non-destructive testing of ferromagnetic workpieces |
GB936033A (en) * | 1960-01-18 | 1963-09-04 | Accles & Pollock Ltd | Method of, and means for detecting defects in elongated metallic objects |
US3693075A (en) * | 1969-11-15 | 1972-09-19 | Forster F M O | Eddy current system for testing tubes for defects,eccentricity,and wall thickness |
CA984909A (en) * | 1973-10-15 | 1976-03-02 | Valentino S. Cecco | Eddy current probe for inspecting weakly magnetic materials |
DE2656111C3 (de) * | 1975-12-11 | 1981-02-26 | Magnetic Analysis Corp., Mount Vernon, N.Y. (V.St.A.) | Wirbelstromprüfgerät |
SU1043481A1 (ru) * | 1982-05-26 | 1983-09-23 | Институт Прикладной Физики Ан Бсср | Электромагнитный способ измерени диаметра ферромагнитных изделий |
US4855676A (en) * | 1987-05-06 | 1989-08-08 | Atomic Energy Of Canada Limited | Ferromagnetic eddy current probe having transmit and receive coil assemblies |
US4839593A (en) * | 1987-12-17 | 1989-06-13 | Atlantic Richfield Company | Transient electromagnetic method for directly detecting corrosion on conductive containers |
US4990851A (en) * | 1987-12-17 | 1991-02-05 | Atlantic Richfield Company | Transient electromagnetic method for detecting irregularities on conductive containers |
US5038107A (en) * | 1989-12-21 | 1991-08-06 | Halliburton Logging Services, Inc. | Method and apparatus for making induction measurements through casing |
-
1993
- 1993-06-21 US US08/080,295 patent/US5670878A/en not_active Expired - Fee Related
-
1994
- 1994-06-08 WO PCT/US1994/006579 patent/WO1995000839A1/en active IP Right Grant
- 1994-06-08 AT AT94920155T patent/ATE236393T1/de not_active IP Right Cessation
- 1994-06-08 EP EP94920155A patent/EP0705430B1/en not_active Expired - Lifetime
- 1994-06-08 DE DE69432414T patent/DE69432414D1/de not_active Expired - Lifetime
-
1995
- 1995-12-21 NO NO955208A patent/NO955208L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0705430A1 (en) | 1996-04-10 |
WO1995000839A1 (en) | 1995-01-05 |
NO955208D0 (no) | 1995-12-21 |
ATE236393T1 (de) | 2003-04-15 |
US5670878A (en) | 1997-09-23 |
EP0705430A4 (en) | 1996-02-14 |
DE69432414D1 (de) | 2003-05-08 |
EP0705430B1 (en) | 2003-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |