GB9120420D0 - Data transmission - Google Patents

Data transmission

Info

Publication number
GB9120420D0
GB9120420D0 GB919120420A GB9120420A GB9120420D0 GB 9120420 D0 GB9120420 D0 GB 9120420D0 GB 919120420 A GB919120420 A GB 919120420A GB 9120420 A GB9120420 A GB 9120420A GB 9120420 D0 GB9120420 D0 GB 9120420D0
Authority
GB
United Kingdom
Prior art keywords
data transmission
transmission
data
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.)
Withdrawn
Application number
GB919120420A
Other versions
GB2258331A (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.)
Nowsco Well Service Ltd
BAE Systems Electronics Ltd
Original Assignee
Nowsco Well Service Ltd
GEC Marconi Ltd
Marconi Co 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 Nowsco Well Service Ltd, GEC Marconi Ltd, Marconi Co Ltd filed Critical Nowsco Well Service Ltd
Publication of GB9120420D0 publication Critical patent/GB9120420D0/en
Priority to CA 2075130 priority Critical patent/CA2075130A1/en
Priority to EP19920307022 priority patent/EP0526246A2/en
Publication of GB2258331A publication Critical patent/GB2258331A/en
Withdrawn legal-status Critical Current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
    • E21B47/16—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 drill string or casing, e.g. by torsional acoustic waves
GB9120420A 1991-07-31 1991-09-25 Data transmission Withdrawn GB2258331A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA 2075130 CA2075130A1 (en) 1991-07-31 1992-07-31 Data transmission
EP19920307022 EP0526246A2 (en) 1991-07-31 1992-07-31 Data transmission along a borehole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919116487A GB9116487D0 (en) 1991-07-31 1991-07-31 Data transmission

Publications (2)

Publication Number Publication Date
GB9120420D0 true GB9120420D0 (en) 1991-11-06
GB2258331A GB2258331A (en) 1993-02-03

Family

ID=10699260

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919116487A Pending GB9116487D0 (en) 1991-07-31 1991-07-31 Data transmission
GB9120420A Withdrawn GB2258331A (en) 1991-07-31 1991-09-25 Data transmission

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919116487A Pending GB9116487D0 (en) 1991-07-31 1991-07-31 Data transmission

Country Status (1)

Country Link
GB (2) GB9116487D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL122002A0 (en) * 1997-10-20 1998-03-10 Maycom Communications Ltd A resonator for the acoustic transmission of information and a system utilizing same
US6843120B2 (en) 2002-06-19 2005-01-18 Bj Services Company Apparatus and method of monitoring and signaling for downhole tools
CN100395786C (en) * 2004-01-08 2008-06-18 苏州银河龙芯科技有限公司 Pipeline sonic wave digital communicaton technology
GB2572834B8 (en) 2018-08-16 2021-08-11 Darkvision Tech Inc Downhole imaging device and method of using same
GB2598355B (en) * 2018-08-16 2022-10-05 Darkvision Tech Inc Device and method to position an end effector in a well

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB646359A (en) * 1945-07-21 1950-11-22 Submarine Signal Co Improvements in or relating to a device for transmitting compressional vibrations along a continuous metal conductor
GB1265326A (en) * 1968-07-26 1972-03-01
CA1098202A (en) * 1976-12-30 1981-03-24 Preston E. Chaney Telemetry system
US4139836A (en) * 1977-07-01 1979-02-13 Sperry-Sun, Inc. Wellbore instrument hanger
US4195707A (en) * 1978-02-17 1980-04-01 Rb Toy Development Co. Communicating device
EP0033192A1 (en) * 1980-01-21 1981-08-05 Sperry Corporation A system for the acoustic propagation of data along a borehole drilling string
US4375239A (en) * 1980-06-13 1983-03-01 Halliburton Company Acoustic subsea test tree and method
US4597067A (en) * 1984-04-18 1986-06-24 Conoco Inc. Borehole monitoring device and method

Also Published As

Publication number Publication date
GB2258331A (en) 1993-02-03
GB9116487D0 (en) 1991-09-11

Similar Documents

Publication Publication Date Title
GB2259834B (en) Data transmission system
GB2258328B (en) Data transmission circuit
GB2259384B (en) Data transmission circuits
GB2258071B (en) Data transmission circuit
GB2250871B (en) Data transmission system
GB2252479B (en) Data transmission system
GB2261308B (en) Data transmission
EP0530791A3 (en) Data transmission method
GB9119242D0 (en) Data transmission
GB9120917D0 (en) Transmission line
GB9210402D0 (en) Data transmission
GB9120420D0 (en) Data transmission
GB9126431D0 (en) Data transmission technique
GB9006414D0 (en) Data transmission
GB8910104D0 (en) Data transmission lines
GB2291566B (en) Data transmission
GB9222496D0 (en) Data transmission circuit
GB9122056D0 (en) Data transmission
GB2264212B (en) Data transmission
GB9113411D0 (en) Data transmission system
GB9106658D0 (en) Data transmission
GB9109006D0 (en) Data transmission
GB9123583D0 (en) Data transmission
GB9112316D0 (en) Data transmission
GB9023899D0 (en) Data transmission

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)