BR9701793A - Processo e sistema de mediçao de porosidade invariante de furo de soldagem - Google Patents

Processo e sistema de mediçao de porosidade invariante de furo de soldagem

Info

Publication number
BR9701793A
BR9701793A BR9701793A BR9701793A BR9701793A BR 9701793 A BR9701793 A BR 9701793A BR 9701793 A BR9701793 A BR 9701793A BR 9701793 A BR9701793 A BR 9701793A BR 9701793 A BR9701793 A BR 9701793A
Authority
BR
Brazil
Prior art keywords
measurement process
welding hole
porosity measurement
invariant
invariant porosity
Prior art date
Application number
BR9701793A
Other languages
English (en)
Other versions
BR9701793B1 (pt
Inventor
Michael L Evans
Original Assignee
Anadrill Int Sa
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 Anadrill Int Sa filed Critical Anadrill Int Sa
Publication of BR9701793A publication Critical patent/BR9701793A/pt
Publication of BR9701793B1 publication Critical patent/BR9701793B1/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting 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

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)
  • Geophysics And Detection Of Objects (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
BRPI9701793-0A 1996-04-15 1997-04-14 processo para determinaÇço da porosidade de formaÇÕes de terra penetradas por um furo de sondagem, processo para a determinaÇço da porosidade de formaÇÕes de terra penetradas por um furo de sondagem durante a ferfuraÇço do furo de sondagem, sistema para a determinaÇço da porosidade de formaÇÕes de terra penetradas por um furo de sondagem, e sistema para determinar a porosidade das formaÇÕes de terra penetradas por um furo de sondagem durante a perfuraÇço do furo de sondagem. BR9701793B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1599296P 1996-04-15 1996-04-15
US08/664,759 US5767510A (en) 1996-04-15 1996-06-17 Borehole invariant porosity measurement system

Publications (2)

Publication Number Publication Date
BR9701793A true BR9701793A (pt) 1998-06-23
BR9701793B1 BR9701793B1 (pt) 2008-11-18

Family

ID=26688034

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9701793-0A BR9701793B1 (pt) 1996-04-15 1997-04-14 processo para determinaÇço da porosidade de formaÇÕes de terra penetradas por um furo de sondagem, processo para a determinaÇço da porosidade de formaÇÕes de terra penetradas por um furo de sondagem durante a ferfuraÇço do furo de sondagem, sistema para a determinaÇço da porosidade de formaÇÕes de terra penetradas por um furo de sondagem, e sistema para determinar a porosidade das formaÇÕes de terra penetradas por um furo de sondagem durante a perfuraÇço do furo de sondagem.

Country Status (8)

Country Link
US (1) US5767510A (pt)
EP (1) EP0802429B1 (pt)
AU (1) AU724756B2 (pt)
BR (1) BR9701793B1 (pt)
CA (1) CA2202310C (pt)
DE (1) DE69727724D1 (pt)
GB (1) GB2314927B (pt)
NO (1) NO318128B1 (pt)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6577697B2 (en) 1997-07-09 2003-06-10 Southwest Research Institute Field analysis of geological samples using delayed neutron activation analysis
US6285026B1 (en) 1999-03-30 2001-09-04 Schlumberger Technology Corporation Borehole caliper derived from neutron porosity measurements
US6167348A (en) * 1999-05-27 2000-12-26 Schlumberger Technology Corporation Method and apparatus for ascertaining a characteristic of a geological formation
US6648083B2 (en) 2000-11-02 2003-11-18 Schlumberger Technology Corporation Method and apparatus for measuring mud and formation properties downhole
US6495837B2 (en) 2001-03-14 2002-12-17 Computalog U.S.A, Inc. Geometrically optimized fast neutron detector
US6566657B2 (en) 2001-03-14 2003-05-20 Richard C. Odom Geometrically optimized fast neutron detector
US6639210B2 (en) * 2001-03-14 2003-10-28 Computalog U.S.A., Inc. Geometrically optimized fast neutron detector
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
US7129477B2 (en) * 2002-04-03 2006-10-31 Baker Hughes Incorporated Method of processing data from a dual detector LWD density logging instrument coupled with an acoustic standoff measurement
US6894274B2 (en) * 2002-12-11 2005-05-17 Pathfinder Energy Services, Inc. Estimation of formation porosity using water measurement
US7112783B2 (en) * 2003-09-08 2006-09-26 Schlumberger Technology Corporation Neutron measurement method for determining porosity of a formation surrounding a borehole
GB2414544C (en) * 2004-05-28 2010-03-22 Reeves Wireline Tech Ltd A method of compensating a density log
ATE434197T1 (de) * 2005-01-31 2009-07-15 Prad Res & Dev Nv Methode für eine bohrlochinvariante porösitätsmessung
US7642507B2 (en) * 2005-02-28 2010-01-05 Schlumberger Technology Corporation Apparatus and methods for interlaced density and neutron measurements
US7361886B2 (en) * 2005-02-28 2008-04-22 Schlumberger Technology Corporation Corrections of gamma-ray responses
US7365307B2 (en) * 2005-02-28 2008-04-29 Schlumberger Technology Corporation Sigma/porosity tools with neutron monitors
US7294829B2 (en) * 2005-04-27 2007-11-13 Baker Hughes Incorporated Method and apparatus for an improved formation density indicator using pulsed neutron instruments
ATE505623T1 (de) * 2006-07-24 2011-04-15 Prad Res & Dev Nv Verfahren und vorrichtung für mikrobildgebung
US7667192B2 (en) * 2007-08-16 2010-02-23 Schlumberger Technology Corporation Thermal neutron porosity from neutron slowing-down length, formation thermal neutron capture cross section, and bulk density
BRPI1015208A8 (pt) * 2009-04-07 2018-03-27 Baker Hughes Inc método para tirar medições de densidade gama-gama
GB2481159B (en) * 2009-04-07 2013-06-19 Baker Hughes Inc Gamma ray generator
JP2010280214A (ja) * 2009-05-08 2010-12-16 Rohm Co Ltd サーマルプリントヘッド
US9766368B2 (en) * 2010-01-28 2017-09-19 Baker Hughes Incorporated Time dependent neutron-gamma spectroscopy
US9031790B2 (en) * 2010-03-23 2015-05-12 Schlumberger Technology Corporation System and method for correction of borehole effects in a neutron porosity measurement
US9372277B2 (en) * 2010-04-21 2016-06-21 Schlumberger Technology Corporation Neutron porosity downhole tool with improved precision and reduced lithology effects
WO2011140214A2 (en) 2010-05-04 2011-11-10 Smith International, Inc. Method and apparatus for neutron logging using a position sensitive neutron detector
US9360585B2 (en) 2011-05-23 2016-06-07 Schlumberger Technology Corporation Borehole independent neutron porosity measurement
RU2624996C1 (ru) * 2016-06-03 2017-07-11 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт автоматики им. Н.Л. Духова" (ФГУП "ВНИИА") Скважинное устройство для измерения нейтронной пористости
RU2690095C1 (ru) * 2018-01-24 2019-05-30 Федеральное Государственное Унитарное Предприятие "Всероссийский Научно-Исследовательский Институт Автоматики Им.Н.Л.Духова" (Фгуп "Внииа") Устройство для измерения нейтронной пористости

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483376A (en) * 1966-08-03 1969-12-09 Schlumberger Technology Corp Two neutron detector earth formation porosity logging technique
US3971935A (en) * 1973-05-01 1976-07-27 Schlumberger Technology Corporation Two detector pulsed neutron porosity and water salinity apparatus and methods
CA1017464A (en) * 1973-05-01 1977-09-13 Schlumberger Canada Limited Two detector pulsed neutron porosity and water salinity apparatus and methods
US3942004A (en) * 1974-05-16 1976-03-02 Applied Inventions Corporation Dual spaced, borehole compensated neutron well logging instrument
US4384205A (en) * 1980-11-05 1983-05-17 Schlumberger Technology Corporation Neutron method and apparatus for determining total cross-section
US4423323A (en) * 1981-09-09 1983-12-27 Schlumberger Technology Corporation Neutron logging method and apparatus for determining a formation characteristic free of environmental effects
US4791797A (en) * 1986-03-24 1988-12-20 Nl Industries, Inc. Density neutron self-consistent caliper
US4910397A (en) * 1989-01-10 1990-03-20 Mobil Oil Corporation Pulsed neutron porosity logging
US4947683A (en) * 1989-08-03 1990-08-14 Halliburton Logging Services, Inc. Pulsed ultrasonic doppler borehole fluid measuring apparatus
US5377105A (en) * 1991-04-12 1994-12-27 Halliburton Logging Services Enhanced vertical resolution processing of dual-spaced neutron and density tools
EP0519675A1 (en) * 1991-06-18 1992-12-23 Halliburton Company Method and apparatus for correcting measurement-while-drilling porosity
US5175429A (en) * 1991-08-30 1992-12-29 Baker Hughes Incorporated Stand-off compensation for nuclear MWD measurement
US5272629A (en) * 1992-04-09 1993-12-21 Baker Hughes Incorporated Method for determining the slowing down length and the porosity of a formation surrounding a borehole

Also Published As

Publication number Publication date
EP0802429B1 (en) 2004-02-25
GB2314927A (en) 1998-01-14
GB9707515D0 (en) 1997-06-04
EP0802429A2 (en) 1997-10-22
BR9701793B1 (pt) 2008-11-18
NO318128B1 (no) 2005-02-07
US5767510A (en) 1998-06-16
EP0802429A3 (en) 2002-01-16
GB2314927B (en) 1998-06-24
AU724756B2 (en) 2000-09-28
NO971628L (no) 1997-10-16
DE69727724D1 (de) 2004-04-01
CA2202310C (en) 2002-07-02
NO971628D0 (no) 1997-04-09
AU1775297A (en) 1997-10-23
CA2202310A1 (en) 1997-10-15

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 02/12/2008, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 19A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2384 DE 13-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.