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by continuous mud waves with modulation of the waves
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E21B47/182
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FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B47/00
Survey of boreholes or wells
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E21B47/182
by continuous mud waves with modulation of the waves
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Patents Grants
last 30 patents
Information
Patent Grant
Mud pulse telemetry apparatus with a pressure transducer and method...
Patent number
10,753,201
Issue date
Aug 25, 2020
Aaron W. Logan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wave reflection suppression in pulse modulation telemetry
Patent number
10,704,386
Issue date
Jul 7, 2020
Halliburton Energy Services, Inc.
Bipin Kumar Pillai
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual rotor pulser for transmitting information in a drilling system
Patent number
10,669,843
Issue date
Jun 2, 2020
APS Technology, Inc.
William Evans Turner
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow control device and method
Patent number
10,648,327
Issue date
May 12, 2020
Tendeka B.V.
Bard Tinnen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressure compensation device for a fluid pressure pulse generating...
Patent number
10,641,086
Issue date
May 5, 2020
EVOLUTION ENGINEERING INC.
Gavin Gaw-Wae Lee
E21 - EARTH DRILLING MINING
Information
Patent Grant
Devices and methods for digital signal processing in mud pulse tele...
Patent number
10,619,479
Issue date
Apr 14, 2020
Halliburton Energy Services, Inc.
Yumin Zhang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High amplitude pulse generator for down-hole tools
Patent number
10,605,076
Issue date
Mar 31, 2020
Halliburton Energy Services, Inc.
Olumide O. Odegbami
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluid pressure pulse generator for a downhole telemetry tool
Patent number
10,508,538
Issue date
Dec 17, 2019
EVOLUTION ENGINEERING INC.
Luke Stack
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Devices and methods for filtering pump interference in mud pulse te...
Patent number
10,502,052
Issue date
Dec 10, 2019
Halliburton Energy Services, Inc.
Ehud Barak
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for data transmission via acoustic channels
Patent number
10,491,310
Issue date
Nov 26, 2019
Ali Abdi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mud-pulse telemetry system including a pulser for transmitting info...
Patent number
10,465,506
Issue date
Nov 5, 2019
APS Technology, Inc.
Jason R. Barbely
E21 - EARTH DRILLING MINING
Information
Patent Grant
Frequency hopping sounder signal for channel mapping and equalizer...
Patent number
10,422,219
Issue date
Sep 24, 2019
Halliburton Energy Services, Inc.
Henry Spyker Owen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Acoustic receiver for use on a drill string
Patent number
10,408,050
Issue date
Sep 10, 2019
Baker Hughes Oilfield Operations LLC
Paul Camwell
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Measuring frequency-dependent acoustic attenuation
Patent number
10,408,052
Issue date
Sep 10, 2019
Halliburton Energy Services, Inc.
Batakrishna Mandal
G01 - MEASURING TESTING
Information
Patent Grant
Reciprocating rotary valve actuator system
Patent number
10,400,588
Issue date
Sep 3, 2019
Halliburton Energy Services, Inc.
Hugh Douglas
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for communicating downhole data
Patent number
10,385,684
Issue date
Aug 20, 2019
Pulse Directional Technologies Inc.
Antal Soos
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual rotor pulser for transmitting information in a drilling system
Patent number
10,323,511
Issue date
Jun 18, 2019
APS Technology, Inc.
William Evans Turner
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole telemetry tool with adaptive frequency transmitter
Patent number
10,316,652
Issue date
Jun 11, 2019
EVOLUTION ENGINEERING INC.
Gavin Gaw-Wae Lee
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole MWD signal enhancement, tracking, and decoding
Patent number
10,301,933
Issue date
May 28, 2019
Scientific Drilling International, Inc.
Matthew A. White
E21 - EARTH DRILLING MINING
Information
Patent Grant
Compensator, thrust bearing and torsion bar for servo-driven mud pu...
Patent number
10,294,781
Issue date
May 21, 2019
Gordon Technologies, LLC
Benjamin G. Frith
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluidic pulser for downhole telemetry
Patent number
10,294,782
Issue date
May 21, 2019
Halliburton Energy Services, Inc.
Zachary Ryan Murphree
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mud pulse telemetry preamble for sequence detection and channel est...
Patent number
10,294,780
Issue date
May 21, 2019
Halliburton Energy Services, Inc.
Ehud Barak
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mud pulse telemetry systems and methods using receive array processing
Patent number
10,174,611
Issue date
Jan 8, 2019
Halliburton Energy Services, Inc.
Victor J. Stolpman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High signal strength mud siren for MWD telemetry
Patent number
10,156,127
Issue date
Dec 18, 2018
GE Energy Oilfield Technology, Inc.
Wilson Chin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow modulator for use in a drilling system
Patent number
10,145,239
Issue date
Dec 4, 2018
General Electric Company
Wilson Chun-Ling Chin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole turbine tachometer
Patent number
10,119,386
Issue date
Nov 6, 2018
Halliburton Energy Services, Inc.
Andrew McPherson Downie
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Mud pulser with high speed, low power input hydraulic actuator
Patent number
10,077,652
Issue date
Sep 18, 2018
Halliburton Energy Services, Inc.
Ricardo Ortiz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluidic pulser for downhole telemetry
Patent number
10,041,347
Issue date
Aug 7, 2018
Halliburton Energy Services, Inc.
Zachary Ryan Murphree
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Borehole flow modulator and inverted seismic source generating system
Patent number
10,001,573
Issue date
Jun 19, 2018
Teledrill, Inc.
David John Kusko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Telemetry system and method of operating the same
Patent number
9,982,528
Issue date
May 29, 2018
Schlumberger Technology Corporation
Adolfo Recio
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Flowing Drilling Apparatus and Flow Drilling Process
Publication number
20200308912
Publication date
Oct 1, 2020
WEBER SCHRAUBAUTOMATEN GmbH
Christian Schönig
E21 - EARTH DRILLING MINING
Information
Patent Application
DIGITAL SIGNAL PROCESSING IN MUD PULSE TELEMETRY
Publication number
20200208512
Publication date
Jul 2, 2020
Halliburton Energy Services, Inc.
Yumin ZHANG
E21 - EARTH DRILLING MINING
Information
Patent Application
BOREHOLE COMMUNICATION USING VIBRATION FREQUENCY
Publication number
20190368342
Publication date
Dec 5, 2019
BAKER HUGHES, A GE COMPANY, LLC
Andreas Hohl
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUAL ROTOR PULSER FOR TRANSMITTING INFORMATION IN A DRILLING SYSTEM
Publication number
20190264558
Publication date
Aug 29, 2019
APS Technology, Inc.
William Evans TURNER
E21 - EARTH DRILLING MINING
Information
Patent Application
High Signal Strength Mud Siren for MWD Telemetry
Publication number
20190234183
Publication date
Aug 1, 2019
GE ENERGY OILFIELD TECHNOLOGY, INC.
Wilson Chun-Ling Chin
E21 - EARTH DRILLING MINING
Information
Patent Application
HIGH AMPLITUDE PULSE GENERATOR FOR DOWN-HOLE TOOLS
Publication number
20190203592
Publication date
Jul 4, 2019
Halliburton Energy Services, Inc.
Olumide O. ODEGBAMI
E21 - EARTH DRILLING MINING
Information
Patent Application
BIT-SCRAMBLING IN DIFFERENTIAL PULSE POSITION MODULATION
Publication number
20190078436
Publication date
Mar 14, 2019
Halliburton Energy Services, Inc.
Jianying Chu
E21 - EARTH DRILLING MINING
Information
Patent Application
COMPENSATOR, THRUST BEARING AND TORSION BAR FOR SERVO-DRIVEN MUD PU...
Publication number
20180347350
Publication date
Dec 6, 2018
Gordon Technologies LLC
Benjamin G. Frith
E21 - EARTH DRILLING MINING
Information
Patent Application
FLOW MODULATOR FOR USE IN A DRILLING SYSTEM
Publication number
20180340415
Publication date
Nov 29, 2018
GENERAL ELECTRIC COMPANY
Wilson Chun-Ling Chin
E21 - EARTH DRILLING MINING
Information
Patent Application
Borehole Flow Modulator and Inverted Seismic Source Generating System
Publication number
20180329093
Publication date
Nov 15, 2018
David John Kusko
G01 - MEASURING TESTING
Information
Patent Application
FLUIDIC PULSER FOR DOWNHOLE TELEMETRY
Publication number
20180313212
Publication date
Nov 1, 2018
Halliburton Energy Services, Inc.
Zachary Ryan Murphree
E21 - EARTH DRILLING MINING
Information
Patent Application
DUAL ROTOR PULSER FOR TRANSMITTING INFORMATION IN A DRILLING SYSTEM
Publication number
20180230800
Publication date
Aug 16, 2018
William Evans Turner
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE MWD SIGNAL ENHANCEMENT, TRACKING, AND DECODING
Publication number
20180187546
Publication date
Jul 5, 2018
SCIENTIFIC DRILLING INTERNATIONAL, INC.
Matthew A. White
E21 - EARTH DRILLING MINING
Information
Patent Application
INTELLIGENT DRILLING RISER TELEMETRY SYSTEM
Publication number
20170335682
Publication date
Nov 23, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Brian Oliver Clark
E21 - EARTH DRILLING MINING
Information
Patent Application
MUD PULSE TELEMETRY DEMODULATION USING A PUMP NOISE ESTIMATE OBTAIN...
Publication number
20170328199
Publication date
Nov 16, 2017
Halliburton Energy Services, Inc.
Laban M. Marsh
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Method And Apparatus For Generating Pulses In A Fluid Column
Publication number
20170292372
Publication date
Oct 12, 2017
Halliburton Energy Services ,Inc.
Muhammad Subhan Bin Muhammad Moizuddin
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE MWD SIGNAL ENHANCEMENT, TRACKING, AND DECODING
Publication number
20170284195
Publication date
Oct 5, 2017
SCIENTIFIC DRILLING INTERNATIONAL, INC.
Matthew A. White
E21 - EARTH DRILLING MINING
Information
Patent Application
DEVICES AND METHODS FOR DIGITAL SIGNAL PROCESSING IN MUD PULSE TELE...
Publication number
20170234125
Publication date
Aug 17, 2017
Halliburton Energy Services, Inc.
Yumin ZHANG
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASURING FREQUENCY-DEPENDENT ACOUSTIC ATTENUATION
Publication number
20170183961
Publication date
Jun 29, 2017
Halliburton Energy Services, Inc.
Batakrishna Mandal
E21 - EARTH DRILLING MINING
Information
Patent Application
FLUIDIC PULSER FOR DOWNHOLE TELEMETRY
Publication number
20170009574
Publication date
Jan 12, 2017
Halliburton Energy Services, Inc.
Zachary Ryan Murphree
E21 - EARTH DRILLING MINING
Information
Patent Application
COLLABORATIVE TELEMETRY
Publication number
20160227298
Publication date
Aug 4, 2016
SCIENTIFIC DRILLING INTERNATIONAL, INC.
Matthew WHITE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MUD PULSE TELEMETRY WITH CONTINUOUS CIRCULATION DRILLING
Publication number
20160084077
Publication date
Mar 24, 2016
BAKER HUGHES INCORPORATED
JOERG LEHR
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE MWD SIGNAL ENHANCEMENT, TRACKING, AND DECODING
Publication number
20150345287
Publication date
Dec 3, 2015
SCIENTIFIC DRILLING INTERNATIONAL, INC.
Matthew A. White
E21 - EARTH DRILLING MINING
Information
Patent Application
Mud Pulse Telemetry Devices, Systems, and Methods
Publication number
20150322780
Publication date
Nov 12, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
Hugues Bouvier
E21 - EARTH DRILLING MINING
Information
Patent Application
MUD PULSE TELEMETRY SYSTEMS AND METHODS USING RECEIVE ARRAY PROCESSING
Publication number
20150226058
Publication date
Aug 13, 2015
Halliburton Energy Services, Inc.
Victor J. Stolpman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MUD PULSER WITH HIGH SPEED, LOW POWER INPUT HYDRAULIC ACTUATOR
Publication number
20140340991
Publication date
Nov 20, 2014
Ricardo Ortiz
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATING MAGNETIC FIELD DOWNHOLE POWER GENERATION DEVICE
Publication number
20140251592
Publication date
Sep 11, 2014
SHENGLI DRILLING TECHNOLOG RESEARCH INSTITUTE OF SINOPEC
Wei Chen
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
Rotary Servo Pulser and Method of Using the Same
Publication number
20140124693
Publication date
May 8, 2014
RIME DOWNHOLE TECHNOLOGIES, LLC
Manoj Gopalan
E21 - EARTH DRILLING MINING
Information
Patent Application
Casing Drilling Bottom Hole Assembly Having Wireless Power And Data...
Publication number
20140090898
Publication date
Apr 3, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
Keith A. Moriarty
E21 - EARTH DRILLING MINING
Information
Patent Application
Generating Fluid Telemetry
Publication number
20130333948
Publication date
Dec 19, 2013
Halliburton Energy Services, Inc.
Mark A. Sitka
E21 - EARTH DRILLING MINING