GB0118647D0 - Method and apparatus for downhole command communication and data retrieval - Google Patents

Method and apparatus for downhole command communication and data retrieval

Info

Publication number
GB0118647D0
GB0118647D0 GB0118647A GB0118647A GB0118647D0 GB 0118647 D0 GB0118647 D0 GB 0118647D0 GB 0118647 A GB0118647 A GB 0118647A GB 0118647 A GB0118647 A GB 0118647A GB 0118647 D0 GB0118647 D0 GB 0118647D0
Authority
GB
United Kingdom
Prior art keywords
data retrieval
command communication
downhole
downhole command
communication
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GB0118647A
Other versions
GB2370144A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Halliburton Energy Services Inc
Original Assignee
Halliburton Energy Services Inc
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 Halliburton Energy Services Inc filed Critical Halliburton Energy Services Inc
Publication of GB0118647D0 publication Critical patent/GB0118647D0/en
Publication of GB2370144A publication Critical patent/GB2370144A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
    • E21B47/16—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the drill string or casing, e.g. by torsional acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit
    • H03M13/095—Error detection codes other than CRC and single parity bit codes
    • H03M13/096—Checksums

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Acoustics & Sound (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Theoretical Computer Science (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
GB0118647A 2000-08-07 2001-07-31 Method and apparatus for downhole command communication and data retrieval Withdrawn GB2370144A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63281600A 2000-08-07 2000-08-07

Publications (2)

Publication Number Publication Date
GB0118647D0 true GB0118647D0 (en) 2001-09-19
GB2370144A GB2370144A (en) 2002-06-19

Family

ID=24537059

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0118647A Withdrawn GB2370144A (en) 2000-08-07 2001-07-31 Method and apparatus for downhole command communication and data retrieval

Country Status (2)

Country Link
GB (1) GB2370144A (en)
NO (1) NO20013831L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110821483A (en) * 2019-11-23 2020-02-21 中国石油集团西部钻探工程有限公司 Drill column radial coupling micro-relay transmission device for while-drilling geological guide system

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6880634B2 (en) * 2002-12-03 2005-04-19 Halliburton Energy Services, Inc. Coiled tubing acoustic telemetry system and method
US7068182B2 (en) * 2003-07-14 2006-06-27 Halliburton Energy Services, Inc. Method and apparatus for mud pulse telemetry
US7557492B2 (en) 2006-07-24 2009-07-07 Halliburton Energy Services, Inc. Thermal expansion matching for acoustic telemetry system
US7595737B2 (en) * 2006-07-24 2009-09-29 Halliburton Energy Services, Inc. Shear coupled acoustic telemetry system
US9784097B2 (en) * 2015-03-30 2017-10-10 Baker Hughes Incorporated Compressed telemetry for time series downhole data using variable scaling and grouped words

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5222049A (en) * 1988-04-21 1993-06-22 Teleco Oilfield Services Inc. Electromechanical transducer for acoustic telemetry system
WO1992001955A1 (en) * 1990-07-16 1992-02-06 Atlantic Richfield Company Torsional force transducer and method of operation
US6137747A (en) * 1998-05-29 2000-10-24 Halliburton Energy Services, Inc. Single point contact acoustic transmitter
US6466513B1 (en) * 1999-10-21 2002-10-15 Schlumberger Technology Corporation Acoustic sensor assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110821483A (en) * 2019-11-23 2020-02-21 中国石油集团西部钻探工程有限公司 Drill column radial coupling micro-relay transmission device for while-drilling geological guide system

Also Published As

Publication number Publication date
GB2370144A (en) 2002-06-19
NO20013831L (en) 2002-02-08
NO20013831D0 (en) 2001-08-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)