GB2271790B - Downhole tool - Google Patents

Downhole tool

Info

Publication number
GB2271790B
GB2271790B GB9221563A GB9221563A GB2271790B GB 2271790 B GB2271790 B GB 2271790B GB 9221563 A GB9221563 A GB 9221563A GB 9221563 A GB9221563 A GB 9221563A GB 2271790 B GB2271790 B GB 2271790B
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.)
Expired - Fee Related
Application number
GB9221563A
Other versions
GB9221563D0 (en
GB2271790A (en
Inventor
Frank A S Innes
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
Halliburton Co
Original Assignee
Halliburton Logging Services Inc
Halliburton Co
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, Halliburton Co filed Critical Halliburton Logging Services Inc
Priority to GB9221563A priority Critical patent/GB2271790B/en
Publication of GB9221563D0 publication Critical patent/GB9221563D0/en
Priority to US08/133,763 priority patent/US5357483A/en
Priority to CA002108388A priority patent/CA2108388C/en
Publication of GB2271790A publication Critical patent/GB2271790A/en
Application granted granted Critical
Publication of GB2271790B publication Critical patent/GB2271790B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
GB9221563A 1992-10-14 1992-10-14 Downhole tool Expired - Fee Related GB2271790B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9221563A GB2271790B (en) 1992-10-14 1992-10-14 Downhole tool
US08/133,763 US5357483A (en) 1992-10-14 1993-10-07 Downhole tool
CA002108388A CA2108388C (en) 1992-10-14 1993-10-14 Downhole tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9221563A GB2271790B (en) 1992-10-14 1992-10-14 Downhole tool

Publications (3)

Publication Number Publication Date
GB9221563D0 GB9221563D0 (en) 1992-11-25
GB2271790A GB2271790A (en) 1994-04-27
GB2271790B true GB2271790B (en) 1996-02-14

Family

ID=10723425

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9221563A Expired - Fee Related GB2271790B (en) 1992-10-14 1992-10-14 Downhole tool

Country Status (1)

Country Link
GB (1) GB2271790B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10180059B2 (en) 2016-12-20 2019-01-15 Evolution Engineering Inc. Telemetry tool with a fluid pressure pulse generator

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2357527B (en) * 1999-12-22 2002-07-17 Schlumberger Holdings System and method for torsional telemetry in a wellbore
US9874092B2 (en) 2014-06-25 2018-01-23 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
US9840909B2 (en) 2014-06-25 2017-12-12 Evolution Engineering Inc. Flow bypass sleeve for a fluid pressure pulse generator of a downhole telemetry tool
CA2952659C (en) 2014-06-25 2018-07-17 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
CA3009855C (en) 2017-07-14 2023-12-19 Evolution Engineering Inc. Fluid pressure pulse generator and flow bypass sleeve for a telemetry tool

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2214541A (en) * 1988-01-19 1989-09-06 Michael King Russell Signal transmitters
US4914637A (en) * 1986-01-29 1990-04-03 Positec Drilling Controls (Canada) Ltd. Measure while drilling system
GB2252992A (en) * 1991-02-22 1992-08-26 Halliburton Logging Services Downhole tool

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4914637A (en) * 1986-01-29 1990-04-03 Positec Drilling Controls (Canada) Ltd. Measure while drilling system
GB2214541A (en) * 1988-01-19 1989-09-06 Michael King Russell Signal transmitters
GB2252992A (en) * 1991-02-22 1992-08-26 Halliburton Logging Services Downhole tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10180059B2 (en) 2016-12-20 2019-01-15 Evolution Engineering Inc. Telemetry tool with a fluid pressure pulse generator

Also Published As

Publication number Publication date
GB9221563D0 (en) 1992-11-25
GB2271790A (en) 1994-04-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20061014