GB2087951B - Apparatus for signalling within a borehole while drilling - Google Patents

Apparatus for signalling within a borehole while drilling

Info

Publication number
GB2087951B
GB2087951B GB8124382A GB8124382A GB2087951B GB 2087951 B GB2087951 B GB 2087951B GB 8124382 A GB8124382 A GB 8124382A GB 8124382 A GB8124382 A GB 8124382A GB 2087951 B GB2087951 B GB 2087951B
Authority
GB
United Kingdom
Prior art keywords
borehole
signalling
drilling
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.)
Expired
Application number
GB8124382A
Other versions
GB2087951A (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.)
RUSSELL ATTITUDE SYSTMS Ltd
Original Assignee
RUSSELL ATTITUDE SYSTMS Ltd
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 RUSSELL ATTITUDE SYSTMS Ltd filed Critical RUSSELL ATTITUDE SYSTMS Ltd
Priority to GB8124382A priority Critical patent/GB2087951B/en
Publication of GB2087951A publication Critical patent/GB2087951A/en
Application granted granted Critical
Publication of GB2087951B publication Critical patent/GB2087951B/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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0085—Adaptations of electric power generating means for use in boreholes
    • 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
    • E21B47/20—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 by modulation of mud waves, e.g. by continuous modulation
    • 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
    • E21B47/24—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 by positive mud pulses using a flow restricting valve within the drill pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Measuring Volume Flow (AREA)
GB8124382A 1980-11-20 1981-08-10 Apparatus for signalling within a borehole while drilling Expired GB2087951B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8124382A GB2087951B (en) 1980-11-20 1981-08-10 Apparatus for signalling within a borehole while drilling

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8037213 1980-11-20
GB8124382A GB2087951B (en) 1980-11-20 1981-08-10 Apparatus for signalling within a borehole while drilling

Publications (2)

Publication Number Publication Date
GB2087951A GB2087951A (en) 1982-06-03
GB2087951B true GB2087951B (en) 1984-06-06

Family

ID=26277576

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8124382A Expired GB2087951B (en) 1980-11-20 1981-08-10 Apparatus for signalling within a borehole while drilling

Country Status (1)

Country Link
GB (1) GB2087951B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123458B (en) * 1982-07-10 1985-11-06 Sperry Sun Inc Improvements in or relating to apparatus for signalling within a borehole while drilling
DE3324587A1 (en) * 1982-07-10 1984-01-19 NL Sperry-Sun, Inc., Stafford, Tex. DRILL HOLE TRANSMITTER FOR A SLUDGE PULSE TELEMETRY SYSTEM
GB8331111D0 (en) * 1983-11-22 1983-12-29 Sperry Sun Inc Signalling within borehole whilst drilling
GB8425109D0 (en) * 1984-10-04 1984-11-07 Nln Sperry Sun Inc Down-hole devices
FR2659748B1 (en) * 1990-03-13 1992-09-04 Inst Francais Du Petrole IMPROVED DEVICE FOR MAKING PRODUCTION DIAGRAPHS IN WELLS.
GB2290320A (en) * 1994-06-16 1995-12-20 Engineering For Industry Limit Measurement-while-drilling system for wells
US5839508A (en) * 1995-02-09 1998-11-24 Baker Hughes Incorporated Downhole apparatus for generating electrical power in a well
DE102007040997B4 (en) * 2007-08-29 2015-01-08 Weatherford Energy Services Gmbh Adjustable pressure reducing valve and use thereof for generating pressure change signals
GB2479926B (en) * 2010-04-30 2016-05-11 Atherton Nigel Electricity generator

Also Published As

Publication number Publication date
GB2087951A (en) 1982-06-03

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20010809