NL7204632A - - Google Patents

Info

Publication number
NL7204632A
NL7204632A NL7204632A NL7204632A NL7204632A NL 7204632 A NL7204632 A NL 7204632A NL 7204632 A NL7204632 A NL 7204632A NL 7204632 A NL7204632 A NL 7204632A NL 7204632 A NL7204632 A NL 7204632A
Authority
NL
Netherlands
Application number
NL7204632A
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
Priority to US15998971A priority Critical
Application filed filed Critical
Publication of NL7204632A publication Critical patent/NL7204632A/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/60Apparatus which relate to the handling of originals
    • G03G15/605Holders for originals or exposure platens
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/12Means 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
    • E21B47/14Means 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
    • E21B47/18Means 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
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/12Means 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
    • E21B47/14Means 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
    • E21B47/18Means 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
    • E21B47/182Means 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 continuous mud waves with modulation of the waves
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/12Means 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
    • E21B47/14Means 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
    • E21B47/18Means 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
    • E21B47/187Means 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
NL7204632A 1971-07-06 1972-04-06 NL7204632A (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US15998971A true 1971-07-06 1971-07-06

Publications (1)

Publication Number Publication Date
NL7204632A true NL7204632A (xx) 1973-01-09

Family

ID=22574999

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7204632A NL7204632A (xx) 1971-07-06 1972-04-06

Country Status (8)

Country Link
US (1) US3739331A (xx)
JP (1) JPS5429962B1 (xx)
AU (1) AU461859B2 (xx)
CA (1) CA961478A (xx)
DE (1) DE2233324C3 (xx)
FR (1) FR2147974B1 (xx)
GB (1) GB1346003A (xx)
NL (1) NL7204632A (xx)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867714A (en) * 1973-04-16 1975-02-18 Mobil Oil Corp Torque assist for logging-while-drilling tool
US4630244A (en) * 1984-03-30 1986-12-16 Nl Industries, Inc. Rotary acting shear valve for drilling fluid telemetry systems
US5103430A (en) * 1990-11-01 1992-04-07 The Bob Fournet Company Mud pulse pressure signal generator
US6219301B1 (en) * 1997-11-18 2001-04-17 Schlumberger Technology Corporation Pressure pulse generator for measurement-while-drilling systems which produces high signal strength and exhibits high resistance to jamming
US5984719A (en) * 1997-12-31 1999-11-16 Reliance Controls Corporation Remote power inlet box for an auxiliary power supply system
US6105690A (en) * 1998-05-29 2000-08-22 Aps Technology, Inc. Method and apparatus for communicating with devices downhole in a well especially adapted for use as a bottom hole mud flow sensor
US6469637B1 (en) 1999-08-12 2002-10-22 Baker Hughes Incorporated Adjustable shear valve mud pulser and controls therefor
US6714138B1 (en) 2000-09-29 2004-03-30 Aps Technology, Inc. Method and apparatus for transmitting information to the surface from a drill string down hole in a well
US6626253B2 (en) * 2001-02-27 2003-09-30 Baker Hughes Incorporated Oscillating shear valve for mud pulse telemetry
US6970398B2 (en) * 2003-02-07 2005-11-29 Schlumberger Technology Corporation Pressure pulse generator for downhole tool
US7327634B2 (en) * 2004-07-09 2008-02-05 Aps Technology, Inc. Rotary pulser for transmitting information to the surface from a drill string down hole in a well
US7330397B2 (en) * 2005-01-27 2008-02-12 Schlumberger Technology Corporation Electromagnetic anti-jam telemetry tool
US7983113B2 (en) * 2005-03-29 2011-07-19 Baker Hughes Incorporated Method and apparatus for downlink communication using dynamic threshold values for detecting transmitted signals
US7518950B2 (en) * 2005-03-29 2009-04-14 Baker Hughes Incorporated Method and apparatus for downlink communication
CA2548694C (en) * 2005-08-31 2012-07-24 Extreme Engineering Ltd. Fluid erosion protection washer for rotating shaft in mwd tool
US8138943B2 (en) * 2007-01-25 2012-03-20 David John Kusko Measurement while drilling pulser with turbine power generation unit
US8174929B2 (en) 2007-07-02 2012-05-08 Schlumberger Technology Corporation Spindle for mud pulse telemetry applications
WO2009146560A1 (en) * 2008-06-06 2009-12-10 Schlumberger Technology Corporation Contactless position detection switch
US9238965B2 (en) 2012-03-22 2016-01-19 Aps Technology, Inc. Rotary pulser and method for transmitting information to the surface from a drill string down hole in a well
EP2957717A1 (en) * 2014-06-19 2015-12-23 Services Petroliers Schlumberger Rotary and axial modulation for mud-pulse telemetry
WO2015196288A1 (en) * 2014-06-25 2015-12-30 Evolution Engineering Inc. A flow bypass sleeve for a fluid pressure pulse generator of a downhole telemetry tool
WO2015196282A1 (en) 2014-06-25 2015-12-30 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
CA2952659C (en) 2014-06-25 2018-07-17 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
US10508538B2 (en) 2014-12-01 2019-12-17 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
US9540926B2 (en) 2015-02-23 2017-01-10 Aps Technology, Inc. Mud-pulse telemetry system including a pulser for transmitting information along a drill string
US10465506B2 (en) 2016-11-07 2019-11-05 Aps Technology, Inc. Mud-pulse telemetry system including a pulser for transmitting information along a drill string
US10180059B2 (en) 2016-12-20 2019-01-15 Evolution Engineering Inc. Telemetry tool with a fluid pressure pulse generator
US10323511B2 (en) 2017-02-15 2019-06-18 Aps Technology, Inc. Dual rotor pulser for transmitting information in a drilling system
CA3009855A1 (en) 2017-07-14 2019-01-14 Evolution Engineering Inc. Fluid pressure pulse generator and flow bypass sleeve for a telemetry tool

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700131A (en) * 1951-07-20 1955-01-18 Lane Wells Co Measurement system
US2925251A (en) * 1954-03-05 1960-02-16 Jan J Arps Earth well borehole drilling and logging system
US2958821A (en) * 1957-04-01 1960-11-01 Dresser Operations Inc Turbodrill tachometer
US3065416A (en) * 1960-03-21 1962-11-20 Dresser Ind Well apparatus
US3309656A (en) * 1964-06-10 1967-03-14 Mobil Oil Corp Logging-while-drilling system

Also Published As

Publication number Publication date
FR2147974A1 (xx) 1973-03-11
DE2233324C3 (xx) 1978-11-30
DE2233324A1 (de) 1973-01-18
AU4241772A (en) 1973-11-22
JPS5429962B1 (xx) 1979-09-27
DE2233324B2 (xx) 1978-04-06
US3739331A (en) 1973-06-12
CA961478A (en) 1975-01-21
FR2147974B1 (xx) 1976-10-29
CA961478A1 (xx)
GB1346003A (en) 1974-02-06
AU461859B2 (en) 1975-06-05

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Legal Events

Date Code Title Description
BV The patent application has lapsed