GB8313695D0 - Signal recovery in logging while drilling - Google Patents

Signal recovery in logging while drilling

Info

Publication number
GB8313695D0
GB8313695D0 GB838313695A GB8313695A GB8313695D0 GB 8313695 D0 GB8313695 D0 GB 8313695D0 GB 838313695 A GB838313695 A GB 838313695A GB 8313695 A GB8313695 A GB 8313695A GB 8313695 D0 GB8313695 D0 GB 8313695D0
Authority
GB
United Kingdom
Prior art keywords
logging
drilling
signal recovery
recovery
signal
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.)
Granted
Application number
GB838313695A
Other versions
GB2121572B (en
GB2121572A (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.)
Dresser Industries Inc
Original Assignee
Dresser Industries 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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of GB8313695D0 publication Critical patent/GB8313695D0/en
Publication of GB2121572A publication Critical patent/GB2121572A/en
Application granted granted Critical
Publication of GB2121572B publication Critical patent/GB2121572B/en
Expired 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
    • E21B47/18—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 well fluid, e.g. mud pressure pulse telemetry

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geophysics (AREA)
  • Acoustics & Sound (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measuring Fluid Pressure (AREA)
GB08313695A 1982-06-10 1983-05-18 Logging while drilling system Expired GB2121572B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38707682A 1982-06-10 1982-06-10

Publications (3)

Publication Number Publication Date
GB8313695D0 true GB8313695D0 (en) 1983-06-22
GB2121572A GB2121572A (en) 1983-12-21
GB2121572B GB2121572B (en) 1985-12-04

Family

ID=23528356

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08313695A Expired GB2121572B (en) 1982-06-10 1983-05-18 Logging while drilling system

Country Status (4)

Country Link
CA (1) CA1206089A (en)
DE (1) DE3321138A1 (en)
FR (1) FR2528491A1 (en)
GB (1) GB2121572B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5375098A (en) * 1992-08-21 1994-12-20 Schlumberger Technology Corporation Logging while drilling tools, systems, and methods capable of transmitting data at a plurality of different frequencies
US5969638A (en) * 1998-01-27 1999-10-19 Halliburton Energy Services, Inc. Multiple transducer MWD surface signal processing
US8004421B2 (en) 2006-05-10 2011-08-23 Schlumberger Technology Corporation Wellbore telemetry and noise cancellation systems and method for the same
US8629782B2 (en) 2006-05-10 2014-01-14 Schlumberger Technology Corporation System and method for using dual telemetry
EP2592445B1 (en) * 2010-06-21 2018-05-30 Halliburton Energy Services, Inc. Mud pulse telemetry
CN106850479B (en) * 2017-02-15 2020-02-14 中国石油大学(华东) Drilling fluid continuous wave frequency continuous phase smooth coding modulation and demodulation system and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742443A (en) * 1970-07-27 1973-06-26 Mobil Oil Corp Apparatus for improving signal-to-noise ratio in logging-while-drilling system
US3716830A (en) * 1970-12-18 1973-02-13 D Garcia Electronic noise filter with hose reflection suppression
US3747059A (en) * 1970-12-18 1973-07-17 Schlumberger Technology Corp Electronic noise filter with means for compensating for hose reflection
NO790496L (en) * 1978-02-27 1979-08-28 Schlumberger Technology Corp METHOD AND DEVICE FOR DEMODULATING SIGNALS IN A BURGING LOGGING SYSTEM

Also Published As

Publication number Publication date
DE3321138A1 (en) 1983-12-15
CA1206089A (en) 1986-06-17
GB2121572B (en) 1985-12-04
FR2528491A1 (en) 1983-12-16
GB2121572A (en) 1983-12-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee