GB9120854D0 - Downhole tool - Google Patents

Downhole tool

Info

Publication number
GB9120854D0
GB9120854D0 GB919120854A GB9120854A GB9120854D0 GB 9120854 D0 GB9120854 D0 GB 9120854D0 GB 919120854 A GB919120854 A GB 919120854A GB 9120854 A GB9120854 A GB 9120854A GB 9120854 D0 GB9120854 D0 GB 9120854D0
Authority
GB
United Kingdom
Prior art keywords
downhole tool
downhole
tool
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.)
Pending
Application number
GB919120854A
Other languages
English (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 Logging Services Inc
Original Assignee
Halliburton Logging 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 Logging Services Inc filed Critical Halliburton Logging Services Inc
Priority to GB919120854A priority Critical patent/GB9120854D0/en
Publication of GB9120854D0 publication Critical patent/GB9120854D0/en
Priority to DE69210155T priority patent/DE69210155T2/de
Priority to EP92308277A priority patent/EP0535815B1/de
Priority to NO923797A priority patent/NO306221B1/no
Pending 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
    • 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

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)
  • Earth Drilling (AREA)
GB919120854A 1991-10-01 1991-10-01 Downhole tool Pending GB9120854D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB919120854A GB9120854D0 (en) 1991-10-01 1991-10-01 Downhole tool
DE69210155T DE69210155T2 (de) 1991-10-01 1992-09-11 Druckimpulsgenerator für ein Gerät für Bohrlochmessungen während des Bohrens
EP92308277A EP0535815B1 (de) 1991-10-01 1992-09-11 Druckimpulsgenerator für ein Gerät für Bohrlochmessungen während des Bohrens
NO923797A NO306221B1 (no) 1991-10-01 1992-09-30 Brönnverktöy for generering av trykkpulser i et borefluidum som strömmer gjennom en borestreng

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919120854A GB9120854D0 (en) 1991-10-01 1991-10-01 Downhole tool

Publications (1)

Publication Number Publication Date
GB9120854D0 true GB9120854D0 (en) 1991-11-13

Family

ID=10702253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB919120854A Pending GB9120854D0 (en) 1991-10-01 1991-10-01 Downhole tool

Country Status (4)

Country Link
EP (1) EP0535815B1 (de)
DE (1) DE69210155T2 (de)
GB (1) GB9120854D0 (de)
NO (1) NO306221B1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6970398B2 (en) 2003-02-07 2005-11-29 Schlumberger Technology Corporation Pressure pulse generator for downhole tool
US9000939B2 (en) 2011-09-27 2015-04-07 Halliburton Energy Services, Inc. Mud powered inertia drive oscillating pulser
CN102562035B (zh) * 2012-01-12 2015-09-30 中国海洋石油总公司 井下工程参数随钻测量装置
CN103410500B (zh) * 2013-07-26 2016-02-10 西南石油大学 一种井下钻柱振动随钻监测装置和方法
US10508496B2 (en) 2016-12-14 2019-12-17 Directional Vibration Systems Inc. Downhole vibration tool
US11499420B2 (en) 2019-12-18 2022-11-15 Baker Hughes Oilfield Operations Llc Oscillating shear valve for mud pulse telemetry and operation thereof
BR112022024019A2 (pt) 2020-06-02 2022-12-20 Baker Hughes Oilfield Operations Llc Unidade de liberação de válvula dependente do ângulo para um pulsador de válvula de cisalhamento

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1268052A (en) * 1986-01-29 1990-04-24 William Gordon Goodsman Measure while drilling systems
US4847815A (en) * 1987-09-22 1989-07-11 Anadrill, Inc. Sinusoidal pressure pulse generator for measurement while drilling tool
GB2214541B (en) * 1988-01-19 1991-06-26 Michael King Russell Signal transmitters
GB9101576D0 (en) * 1991-01-24 1991-03-06 Halliburton Logging Services Downhole tool

Also Published As

Publication number Publication date
NO923797D0 (no) 1992-09-30
DE69210155D1 (de) 1996-05-30
NO306221B1 (no) 1999-10-04
DE69210155T2 (de) 1996-09-19
EP0535815B1 (de) 1996-04-24
NO923797L (no) 1993-04-02
EP0535815A1 (de) 1993-04-07

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