NO894816D0 - Fremgangsmaate og apparat for utfoerelse av akustiske undersoekelser i et borehull. - Google Patents
Fremgangsmaate og apparat for utfoerelse av akustiske undersoekelser i et borehull.Info
- Publication number
- NO894816D0 NO894816D0 NO894816A NO894816A NO894816D0 NO 894816 D0 NO894816 D0 NO 894816D0 NO 894816 A NO894816 A NO 894816A NO 894816 A NO894816 A NO 894816A NO 894816 D0 NO894816 D0 NO 894816D0
- Authority
- NO
- Norway
- Prior art keywords
- bill
- procedure
- performing acoustic
- examinations
- acoustic examinations
- Prior art date
Links
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
- G01V1/52—Structural details
- G01V1/523—Damping devices
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28874288A | 1988-12-22 | 1988-12-22 |
Publications (4)
Publication Number | Publication Date |
---|---|
NO894816D0 true NO894816D0 (no) | 1989-12-01 |
NO894816L NO894816L (no) | 1990-06-25 |
NO179497B NO179497B (no) | 1996-07-08 |
NO179497C NO179497C (no) | 1996-10-16 |
Family
ID=23108453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO894816A NO179497C (no) | 1988-12-22 | 1989-12-01 | Fremgangsmåte og apparat for utförelse av akustiske undersökelser i et borehull |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0375549B1 (no) |
CN (1) | CN1025368C (no) |
BR (1) | BR8904043A (no) |
CA (1) | CA1330586C (no) |
DE (1) | DE68915522T2 (no) |
EG (1) | EG18890A (no) |
MX (1) | MX170840B (no) |
NO (1) | NO179497C (no) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5796677A (en) * | 1988-12-22 | 1998-08-18 | Schlumberger Technology Corporation | Method of sonic logging while drilling a borehole traversing an earth formation |
US6060884A (en) * | 1994-03-14 | 2000-05-09 | Meyer, Jr.; Wallace Harold | Method and apparatus for measuring electromagnetic properties of materials in borehole environs and simultaneously determining the quality of the measurements |
CA2154378C (en) | 1994-08-01 | 2006-03-21 | Larry W. Thompson | Method and apparatus for interrogating a borehole |
AU4700496A (en) * | 1995-01-12 | 1996-07-31 | Baker Hughes Incorporated | A measurement-while-drilling acoustic system employing multiple, segmented transmitters and receivers |
US5510582A (en) * | 1995-03-06 | 1996-04-23 | Halliburton Company | Acoustic attenuator, well logging apparatus and method of well logging |
GB2300048B (en) * | 1995-04-19 | 1999-08-11 | Halliburton Co | Acoustic noise cancelling apparatus for well logging and method of well logging |
US5753812A (en) * | 1995-12-07 | 1998-05-19 | Schlumberger Technology Corporation | Transducer for sonic logging-while-drilling |
US6850168B2 (en) * | 2000-11-13 | 2005-02-01 | Baker Hughes Incorporated | Method and apparatus for LWD shear velocity measurement |
EP1246162A1 (fr) | 2001-03-27 | 2002-10-02 | Recherche et Développement GROUPE COCKERILL SAMBRE | Enveloppes ou parois presentant des propriétés ajustables d'isolement et/ou d'absorption accoustique |
US7036363B2 (en) | 2003-07-03 | 2006-05-02 | Pathfinder Energy Services, Inc. | Acoustic sensor for downhole measurement tool |
US7075215B2 (en) | 2003-07-03 | 2006-07-11 | Pathfinder Energy Services, Inc. | Matching layer assembly for a downhole acoustic sensor |
US6995500B2 (en) | 2003-07-03 | 2006-02-07 | Pathfinder Energy Services, Inc. | Composite backing layer for a downhole acoustic sensor |
US8117907B2 (en) | 2008-12-19 | 2012-02-21 | Pathfinder Energy Services, Inc. | Caliper logging using circumferentially spaced and/or angled transducer elements |
CN102322258B (zh) * | 2011-09-29 | 2013-10-30 | 中国石油大学(华东) | 一种在钻铤上变径隔声的随钻声波测井方法及装置 |
DE112013007551T5 (de) * | 2013-10-31 | 2016-07-21 | Halliburton Energy Services, Inc. | Akustische Signaldämpfungseinrichtung für LWD-/MWD-Messsysteme |
CN105464647B (zh) * | 2015-12-15 | 2019-03-15 | 中国石油天然气股份有限公司 | 一种井下声波测试装置 |
CN105888655B (zh) * | 2016-05-05 | 2021-07-06 | 中国海洋石油集团有限公司 | 一种随钻声波隔声结构 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2757358A (en) * | 1953-04-03 | 1956-07-31 | Socony Mobil Oil Co Inc | Mechanically coupled acoustic well logging system |
US3213415A (en) * | 1962-08-27 | 1965-10-19 | Schlumberger Well Surv Corp | Pressure equalizing arrangement for acoustic logging |
-
1989
- 1989-08-03 CN CN 89106671 patent/CN1025368C/zh not_active Expired - Fee Related
- 1989-08-10 BR BR8904043A patent/BR8904043A/pt not_active IP Right Cessation
- 1989-09-05 MX MX1743489A patent/MX170840B/es unknown
- 1989-09-28 CA CA 614375 patent/CA1330586C/en not_active Expired - Lifetime
- 1989-12-01 NO NO894816A patent/NO179497C/no not_active IP Right Cessation
- 1989-12-18 EG EG61889A patent/EG18890A/xx active
- 1989-12-20 EP EP19890403580 patent/EP0375549B1/en not_active Expired - Lifetime
- 1989-12-20 DE DE1989615522 patent/DE68915522T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NO894816L (no) | 1990-06-25 |
DE68915522D1 (de) | 1994-06-30 |
EP0375549A3 (en) | 1991-10-23 |
EP0375549A2 (en) | 1990-06-27 |
CA1330586C (en) | 1994-07-05 |
MX170840B (es) | 1993-09-20 |
EP0375549B1 (en) | 1994-05-25 |
CN1025368C (zh) | 1994-07-06 |
NO179497B (no) | 1996-07-08 |
CN1043791A (zh) | 1990-07-11 |
NO179497C (no) | 1996-10-16 |
EG18890A (en) | 1994-02-28 |
BR8904043A (pt) | 1990-10-02 |
DE68915522T2 (de) | 1995-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK1K | Patent expired |