NO321371B1 - Apparat og fremgangsmate til maling av formasjonstetthet i ujevne borehull - Google Patents

Apparat og fremgangsmate til maling av formasjonstetthet i ujevne borehull Download PDF

Info

Publication number
NO321371B1
NO321371B1 NO19990841A NO990841A NO321371B1 NO 321371 B1 NO321371 B1 NO 321371B1 NO 19990841 A NO19990841 A NO 19990841A NO 990841 A NO990841 A NO 990841A NO 321371 B1 NO321371 B1 NO 321371B1
Authority
NO
Norway
Prior art keywords
detector
source
formation
contact head
housing
Prior art date
Application number
NO19990841A
Other languages
English (en)
Norwegian (no)
Other versions
NO990841L (no
NO990841D0 (no
Inventor
Arthur J Becker
Peter D Wraight
Original Assignee
Schlumberger Technology Bv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Schlumberger Technology Bv filed Critical Schlumberger Technology Bv
Publication of NO990841L publication Critical patent/NO990841L/no
Publication of NO990841D0 publication Critical patent/NO990841D0/no
Publication of NO321371B1 publication Critical patent/NO321371B1/no

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/12Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using gamma or X-ray sources

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Geophysics And Detection Of Objects (AREA)
NO19990841A 1996-08-20 1999-02-22 Apparat og fremgangsmate til maling av formasjonstetthet i ujevne borehull NO321371B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/700,202 US5910654A (en) 1996-08-20 1996-08-20 Apparatus and method for measuring formation density in rugose boreholes
PCT/US1997/014476 WO1998008116A1 (fr) 1996-08-20 1997-08-18 Appareil et procede de mesure de densite de trous de sondage rugueux

Publications (3)

Publication Number Publication Date
NO990841L NO990841L (no) 1999-02-22
NO990841D0 NO990841D0 (no) 1999-02-22
NO321371B1 true NO321371B1 (no) 2006-05-02

Family

ID=24812570

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19990841A NO321371B1 (no) 1996-08-20 1999-02-22 Apparat og fremgangsmate til maling av formasjonstetthet i ujevne borehull

Country Status (7)

Country Link
US (1) US5910654A (fr)
EP (1) EP0920644B1 (fr)
AU (1) AU4071597A (fr)
CA (1) CA2263704C (fr)
GB (1) GB2332745B (fr)
NO (1) NO321371B1 (fr)
WO (1) WO1998008116A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6700115B2 (en) * 2000-05-26 2004-03-02 Precision Drilling Technology Services Group Inc. Standoff compensation for nuclear measurements
US6738720B2 (en) * 2001-11-29 2004-05-18 Computalog U.S.A. Apparatus and methods for measurement of density of materials using a neutron source and two spectrometers
US6666285B2 (en) 2002-02-15 2003-12-23 Precision Drilling Technology Services Group Inc. Logging-while-drilling apparatus and methods for measuring density
US7564948B2 (en) * 2006-12-15 2009-07-21 Schlumberger Technology Corporation High voltage x-ray generator and related oil well formation analysis apparatus and method
US7634059B2 (en) * 2007-12-05 2009-12-15 Schlumberger Technology Corporation Downhole imaging tool utilizing x-ray generator
US9008969B2 (en) * 2007-12-10 2015-04-14 Schlumberger Technology Corporation Pulsed x-ray signal processing
WO2012058579A2 (fr) * 2010-10-28 2012-05-03 Schlumberger Canada Limited Système d'analyse de carotte par rayons x en fond de trou et in situ
US9151721B2 (en) 2011-06-20 2015-10-06 The Boeing Company Integrated backscatter X-ray system
US8761338B2 (en) 2011-06-20 2014-06-24 The Boeing Company Integrated backscatter X-ray system
US8855268B1 (en) * 2011-11-01 2014-10-07 The Boeing Company System for inspecting objects underwater
US9261612B2 (en) 2013-04-26 2016-02-16 Baker Hughes Incorporated Nuclear radiation detector calibration downhole
US10401530B2 (en) 2014-05-05 2019-09-03 Vale S.A. Method and system for quality control in gamma-gamma data during mineral exploration
RU2578047C1 (ru) * 2014-11-25 2016-03-20 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт автоматики им. Н.Л. Духова" (ФГУП "ВНИИА") Способ определения плотности
RU2617001C1 (ru) * 2015-11-23 2017-04-19 Российская Федерация от имени которой выступает Государственная корпорация по атомной энергии "Росатом" Мобильный рентгеновский плотномер
US10261213B2 (en) 2017-06-07 2019-04-16 General Electric Company Apparatus and method for flexible gamma ray detectors
US11204430B2 (en) * 2019-10-28 2021-12-21 Scientific Drilling International, Inc. Methods for gain stabilization of gamma ray measurements
RU2769549C1 (ru) * 2021-06-30 2022-04-04 Федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный нефтяной технический университет" Устройство для контроля технического состояния обсаженных скважин

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2346481A (en) * 1940-11-27 1944-04-11 Texaco Development Corp Determination of underground strata
US2942111A (en) * 1955-06-28 1960-06-21 California Research Corp Contoured logging sonde
US3321625A (en) * 1962-12-10 1967-05-23 Schlumberger Technology Corp Compensated gamma-gamma logging tool using two detectors of different sensitivities and spacings from the source
FR1371927A (fr) * 1963-07-29 1964-09-11 Aquitaine Petrole Procédé d'analyse minéralogique de la paroi d'un puits et appareil pour sa mise en oeuvre
SU285726A1 (ru) * 1969-11-24 1978-02-28 Институт Геофизики Уральского Филиала Ан Ссср Скважинный прибор с выносным зондом дл радиоактивного каротожа
US3864569A (en) * 1970-04-14 1975-02-04 Schlumberger Technology Corp Well logging processing method and apparatus
FR2298680A1 (fr) * 1975-01-24 1976-08-20 Schlumberger Prospection Procede et dispositif pour mesurer la densite des formations traversees par un forage
US4035639A (en) * 1975-06-10 1977-07-12 Schlumberger Technology Corporation Neutron logging of formation porosity
US4047027A (en) * 1975-06-10 1977-09-06 Schlumberger Technology Corporation Neutron well logging technique for gas detection
US4034218A (en) * 1975-10-09 1977-07-05 Schlumberger Technology Corporation Focused detection logging technique
US4117394A (en) * 1977-06-10 1978-09-26 Schlumberger Technology Corporation Well logging apparatus with pad-mounted vertical electrode array for measuring the resistivity of the flushed zone
FR2512488A1 (fr) * 1981-09-09 1983-03-11 Schlumberger Prospection Procede et dispositif de diagraphie utilisant une sonde equipee de patins de mesure
US4480186A (en) * 1982-05-20 1984-10-30 Piero Wolk Compensated density well logging tool
US4661700A (en) * 1985-05-28 1987-04-28 Schlumberger Technology Corporation Well logging sonde with shielded collimated window
US4816674A (en) * 1987-06-29 1989-03-28 Schlumberger Technology Corporation Determining a formation porosity from neutron logging information
US4958073A (en) * 1988-12-08 1990-09-18 Schlumberger Technology Corporation Apparatus for fine spatial resolution measurments of earth formations
US5134285A (en) * 1991-01-15 1992-07-28 Teleco Oilfield Services Inc. Formation density logging mwd apparatus
US5390115A (en) * 1993-05-10 1995-02-14 Schlumberger Technology Corporation Compensated gamma-gamma density sonde using three detectors
US5528495A (en) * 1993-09-01 1996-06-18 Schlumberger Technology Corporation Cadmium zinc telluride borehole detector
US5517024A (en) * 1994-05-26 1996-05-14 Schlumberger Technology Corporation Logging-while-drilling optical apparatus
US5530243A (en) * 1995-08-30 1996-06-25 Western Atlas International, Inc. Formation density well logging tool with detector array for compensation of wellbore roughness and tool tilt
US5680431A (en) * 1996-04-10 1997-10-21 Schlumberger Technology Corporation X-ray generator

Also Published As

Publication number Publication date
GB2332745B (en) 2001-01-17
GB9903654D0 (en) 1999-04-07
CA2263704C (fr) 2005-03-15
EP0920644B1 (fr) 2003-03-05
US5910654A (en) 1999-06-08
EP0920644A1 (fr) 1999-06-09
CA2263704A1 (fr) 1998-02-26
WO1998008116A1 (fr) 1998-02-26
NO990841L (no) 1999-02-22
AU4071597A (en) 1998-03-06
NO990841D0 (no) 1999-02-22
GB2332745A (en) 1999-06-30

Similar Documents

Publication Publication Date Title
NO321371B1 (no) Apparat og fremgangsmate til maling av formasjonstetthet i ujevne borehull
EP2223166B1 (fr) Outil d'imagerie de fond de trou utilisant un générateur de rayons x
CN1138988C (zh) 一个确定钻孔周围土地地层的密度的系统
CA2228991C (fr) Dispositif gamma-gamma a multiples detecteurs pour mesurer la densite de formations
US6528797B1 (en) Method and system for determining depth distribution of radiation-emitting material located in a source medium and radiation detector system for use therein
US8598510B2 (en) Source compensated formation density measurement method by using a pulsed neutron generator
US4794792A (en) Method for determining formation characteristics with enhanced vertical resolution
WO1998008116A9 (fr) Appareil et procede de mesure de densite de trous de sondage rugueux
US12055674B2 (en) X-ray downhole tool with at least two targets and at least one measurement detector
US4529877A (en) Borehole compensated density logs corrected for naturally occurring gamma rays
NO336384B1 (no) Gammastråledetektor til bruk ved måling under boring
NO20120033A1 (no) Gammastråledetektorer med asimutsensitivitet for utføring av målinger i brønnhull
AU2018225203A1 (en) Detecting anomalies in annular materials of single and dual casing string environments
EP0206593B1 (fr) Procédé et dispositif de diagraphie avec moyens de compensation
US20140034822A1 (en) Well-logging apparatus including axially-spaced, noble gas-based detectors
EP0267075B1 (fr) Procédé de détermination des caractéristiques des formations géologiques avec une résolution verticale accrue
US20200182052A1 (en) Apparatus, system, and method for downhole imaging using a non-rotatable imaging tool having a radiation detector
GB2305722A (en) Formation density well logging
RU2435177C2 (ru) Информация о радиальной плотности с бетатронного зонда плотности
US9052404B2 (en) Well-logging apparatus including azimuthally-spaced, noble gas-based detectors
US3147378A (en) Radioactivity well logging
US7254486B2 (en) Method and apparatus for shale bed detection in deviated and horizontal wellbores
US20170357024A1 (en) Radiation induced conductivity of oil based mud around pads of electrical imaging tools
King III et al. Density logging using an electron linear accelerator as the x-ray source
US5847384A (en) Method for determining irregularities in a wellbore wall using a gamma-gamma well logging instrument

Legal Events

Date Code Title Description
MK1K Patent expired