GB8317551D0 - Apparatus for signalling - Google Patents

Apparatus for signalling

Info

Publication number
GB8317551D0
GB8317551D0 GB838317551A GB8317551A GB8317551D0 GB 8317551 D0 GB8317551 D0 GB 8317551D0 GB 838317551 A GB838317551 A GB 838317551A GB 8317551 A GB8317551 A GB 8317551A GB 8317551 D0 GB8317551 D0 GB 8317551D0
Authority
GB
United Kingdom
Prior art keywords
signalling
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
GB838317551A
Other versions
GB2123458B (en
GB2123458A (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.)
NL Sperry Sun Inc
Original Assignee
NL Sperry Sun 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 NL Sperry Sun Inc filed Critical NL Sperry Sun Inc
Priority to GB08317551A priority Critical patent/GB2123458B/en
Publication of GB8317551D0 publication Critical patent/GB8317551D0/en
Publication of GB2123458A publication Critical patent/GB2123458A/en
Application granted granted Critical
Publication of GB2123458B publication Critical patent/GB2123458B/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
    • E21B47/24—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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Acoustics & Sound (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Measuring Fluid Pressure (AREA)
GB08317551A 1982-07-10 1983-06-28 Improvements in or relating to apparatus for signalling within a borehole while drilling Expired GB2123458B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08317551A GB2123458B (en) 1982-07-10 1983-06-28 Improvements in or relating to apparatus for signalling within a borehole while drilling

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8220119 1982-07-10
GB08317551A GB2123458B (en) 1982-07-10 1983-06-28 Improvements in or relating to apparatus for signalling within a borehole while drilling

Publications (3)

Publication Number Publication Date
GB8317551D0 true GB8317551D0 (en) 1983-08-03
GB2123458A GB2123458A (en) 1984-02-01
GB2123458B GB2123458B (en) 1985-11-06

Family

ID=26283316

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08317551A Expired GB2123458B (en) 1982-07-10 1983-06-28 Improvements in or relating to apparatus for signalling within a borehole while drilling

Country Status (1)

Country Link
GB (1) GB2123458B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5283768A (en) * 1991-06-14 1994-02-01 Baker Hughes Incorporated Borehole liquid acoustic wave transducer
GB2290320A (en) * 1994-06-16 1995-12-20 Engineering For Industry Limit Measurement-while-drilling system for wells

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2096920B1 (en) * 1970-07-16 1974-02-22 Aquitaine Petrole
FR2117726B1 (en) * 1970-12-10 1973-12-07 Aquitaine Petrole
US4319240A (en) * 1979-08-30 1982-03-09 Teleco Oilfield Services Inc. Electrical connector for borehole telemetry apparatus
DE3028813C2 (en) * 1980-07-30 1983-09-08 Christensen, Inc., 84115 Salt Lake City, Utah Method and device for the remote transmission of information
GB2082653B (en) * 1980-08-27 1984-06-27 Russell Attitude Syst Ltd Apparatus for signalling within a borehole while drilling
GB2087951B (en) * 1980-11-20 1984-06-06 Russell Attitude Systms Ltd Apparatus for signalling within a borehole while drilling

Also Published As

Publication number Publication date
GB2123458B (en) 1985-11-06
GB2123458A (en) 1984-02-01

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020628