WO2025035183A1 - Sonde de capteur de trou de forage de mine - Google Patents

Sonde de capteur de trou de forage de mine Download PDF

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Publication number
WO2025035183A1
WO2025035183A1 PCT/AU2024/050873 AU2024050873W WO2025035183A1 WO 2025035183 A1 WO2025035183 A1 WO 2025035183A1 AU 2024050873 W AU2024050873 W AU 2024050873W WO 2025035183 A1 WO2025035183 A1 WO 2025035183A1
Authority
WO
WIPO (PCT)
Prior art keywords
probe
sensor probe
mine hole
hole sensor
modular
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
PCT/AU2024/050873
Other languages
English (en)
Inventor
David CUSACK
Brett WILDERMOTH
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.)
Plotlogic Pty Ltd
Original Assignee
Plotlogic Pty 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
Priority claimed from AU2023902587A external-priority patent/AU2023902587A0/en
Application filed by Plotlogic Pty Ltd filed Critical Plotlogic Pty Ltd
Priority to AU2024323359A priority Critical patent/AU2024323359A1/en
Publication of WO2025035183A1 publication Critical patent/WO2025035183A1/fr
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
    • G01V8/16—Detecting, e.g. by using light barriers using one transmitter and one receiver using optical fibres
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/023—Arrangements for connecting cables or wirelines to downhole devices
    • 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
    • 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
    • E21B47/002—Survey of boreholes or wells by visual inspection
    • E21B47/0025—Survey of boreholes or wells by visual inspection generating an image of the borehole wall using down-hole measurements, e.g. acoustic or electric
    • 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
    • E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • E21B47/017—Protecting measuring instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
    • G01V1/52—Structural details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V11/00—Prospecting or detecting by methods combining techniques covered by two or more of main groups G01V1/00 - G01V9/00
    • G01V11/002—Details, e.g. power supply systems for logging instruments, transmitting or recording data, specially adapted for well logging, also if the prospecting method is irrelevant
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/58—Contacts spaced along longitudinal axis of engagement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V7/00—Measuring gravitational fields or waves; Gravimetric prospecting or detecting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627—Snap or like fastening
    • H01R13/6277—Snap or like fastening comprising annular latching means, e.g. ring snapping in an annular groove
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2107/00—Four or more poles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/10—Current supply arrangements

Definitions

  • the present invention generally relates to a mine borehole sensor probe.
  • Mine borehole sensor probes are used in identification of borehole mineralogy, geometry and other borehole properties.
  • a known probe consists of multiple electrical components mounted on one sled.
  • one or more electrical components may become damaged in the rugged borehole environment or require calibration, thereby undesirably resulting in the probe being out of operation.
  • the preferred embodiment provides for an improved mine borehole sensor probe.
  • a modular mine hole sensor probe for moving along a mine hole, the probe including electrical modules for releasably and serially connecting together.
  • the modular probe includes replaceable electrical modules so that interchange can be accomplished easily if damaged or requiring calibration.
  • new electrical modules including the hardware may be included in the probe.
  • Each pair of adjacent modules may include a connector interface.
  • the connector interface may form a water tight seal.
  • the connector interface may include complementary electrical connectors.
  • the connector interface may include an electrical male plug of one module for engaging with an electrical female socket of the other module. The electrical male plugs and female sockets may alternate along the probe.
  • the electrical connectors may include a data communications line and/or power line.
  • the connector interface may include complementary mechanical connectors.
  • One of the connectors may include an annulus for being received in a well of the other connector.
  • the annulus may be ribbed to impede moisture ingress.
  • the connectors may be axially connected together.
  • the connectors may be locked together.
  • the connectors may alternate along the probe.
  • the modules may include an image capture module for capturing images as the probe moves along the hole.
  • the image capture module may include a camera.
  • the image capture module may include a (red, green, blue) RGB sensor for sensing the colour of the material.
  • the image capture module may include a range finder.
  • the range finder may include a microcontroller for Inter- Integrated Circuit (I2C) communication to LAN.
  • I2C Inter- Integrated Circuit
  • the modules may include a LiDAR (Light Detection and Ranging) sensor module for providing LiDAR data as the probe moves along the hole.
  • a LiDAR Light Detection and Ranging
  • the modules may include a controller module for controlling the probe.
  • the controller module may include a cache for caching sensory date from one or more other modules.
  • the modules may include an optical module for sensing optical characteristics of the material in which the hole is formed.
  • the optical module may include an optic fibre cable for coupling to a spectroradiometer that senses and scans spectral data as the probe moves along the hole.
  • the optical module may include a wire cable for coupling in communication with a processor.
  • the optical module may include a microcontroller for control of the optic fibre cable.
  • Each module may include bussed Power Sourcing Equipment (PSE).
  • PSE Power Sourcing Equipment
  • Each module may include a bussed switch.
  • Each module may include a LAN bus.
  • a mine hole system including: the sensor probe; and a processor for processing probe data from the probe.
  • the system may further include an encoder for sensing the depth of the probe moving along the hole.
  • the system may further include at least one winch for winching the probe along the hole.
  • the winch may include at least one winch line coupled to the probe.
  • the system may further include a spectroradiometer for providing spectral data as the probe moves along the hole.
  • the system may be mobile, preferably carried by a vehicle, so that the probe data may be processed at site of the hole.
  • a method for using a modular mine hole sensor probe for moving along a mine hole including electrical modules for releasably and serially connecting together, the method involving: replacing one or more of the electrical modules so that interchange can be accomplished easily if damaged or requiring calibration.
  • the method may involve replacing one of the modules with a new module with improved electrical hardware.
  • Figure 1 is a rear view of a mine borehole system with a modular mine borehole sensor probe in accordance with an embodiment of the present invention
  • Figure 2 is a side view of the modular mine borehole sensor probe in Figure 1 ;
  • Figures 3A shows end views of adjacent modules of the sensor probe of Figure 2;
  • Figures 3B shows end perspective views of the of the adjacent modules of Figure 3A;
  • Figures 3C is a side view showing the interconnection of the adjacent modules of Figure 3A.
  • Figure 4 is an electrical circuit of an electrical module of the sensor probe of Figure 2.
  • a transportable mine borehole system 100 as shown in Figure 1.
  • the system 100 includes a modular multi-sensor probe 102 for moving along a borehole 104.
  • the probe 102 includes four electrical modules 106, 108, 109, 110 for releasably and serially connecting together.
  • the modular probe 102 includes replaceable electrical modules 106, 108, 109, 110 so that interchange can be accomplished easily if any of the modules 106, 108, 109, 110 are damaged or require calibration.
  • new electrical modules 106, 108, 109, 1 10 including the hardware may be substituted in the probe 102.
  • New modules 106, 108, 109, 110 could add features, reduce the average probe diameter or improve data collection.
  • the system 100 also includes a laptop 112 (i.e. processor) for processing the probe data to optionally generate a three-dimensional (3D) model of the borehole 104.
  • a laptop 112 i.e. processor for processing the probe data to optionally generate a three-dimensional (3D) model of the borehole 104.
  • the system 100 further includes a wireline winch 1 14 for winching the probe 102 by electrical wire along the borehole 104.
  • the winch 114 includes an encoder for sensing the depth of the probe 104 moving along the borehole 104.
  • the electrical wire cable is in communication between the modules 106, 108, 109, 1 10 and laptop 112.
  • the system 100 further includes a fibre winch 116 for winching the probe 102 by optic fibre cable (fibre winch line) along the borehole 104.
  • Pulleys 118 mounted to a boom 120 are used to feed the optic fibre and wire winch lines.
  • the system 100 further includes a spectroradiometer 122, coupled to the optic fibre, for sensing light characteristics and providing associated scanning spectral data as the probe 102 moves up along the borehole 104.
  • a spectroradiometer 122 coupled to the optic fibre, for sensing light characteristics and providing associated scanning spectral data as the probe 102 moves up along the borehole 104.
  • the mobile system 100 is carried by a four-wheel drive (4WD) vehicle 124, so that the model can be instantaneously generated for analysis at the site of the borehole 104 in the mine.
  • 4WD four-wheel drive
  • the electrical modules 106, 108, 109, 110 are serially interconnected together, from the head to tail along the probe 102, as follows: optical module 106, controller module 108, LiDAR (Light Detection and Ranging) sensor module 109 and image capture module 110.
  • optical module 106 optical module
  • controller module 108 LiDAR (Light Detection and Ranging) sensor module 109
  • image capture module 110 image capture module 110.
  • the topmost optical module 106 senses optical characteristics of the material in which the borehole 104 is formed.
  • the optical module 106 includes the optic fibre cable 200, the end of which is located behind a transparent window.
  • the optic fibre cable 200 is coupled to the spectroradiometer 122 that senses and scans spectral data as the probe 102 moves along the borehole 104.
  • the optical module 106 also includes the wire cable 202, and associated electrical connectors, for coupling the laptop 1 12 in communication with a common electrical bus of the modules 106, 108, 109, 110.
  • the next controller module 108 is provided for controlling various functions of the probe 102.
  • the controller module 102 also includes a cache for caching sensory data from one or more other modules 106, 109, 110.
  • the next dual LiDAR (Light Detection and Ranging) sensor module 109 is provided for sensing ranges and providing associated borehole topographical range LiDAR data as the probe 102 moves (ascends and/or descends) along the borehole 104.
  • the bottommost image capture (or camera) module 110 is provided for capturing images as the probe 102 moves along the borehole 104.
  • the image capture module 110 includes a downward-pointed camera and a (red, green, blue) RGB sensor for sensing the colour of the material.
  • the image capture module 110 also includes a range finder.
  • each pair of adjacent modules (106, 108 or 108,109 or 109, 110) includes an end connector interface 300.
  • the connector interface 300 forms a water tight seal to prevent the ingress of water into the internal module electronics.
  • the connector interface 300 includes complementary electrical connectors 302, 304.
  • the connector interface 300 includes an upstream electrical male plug 302 of one module 106 for engaging with an electrical female socket 304 of the other module 108. Accordingly, the electrical male plugs 302 and female sockets 304 alternate along the probe 102.
  • the electrical connectors 302, 304 include data communications and power lines.
  • the connector interface 300 also includes complementary mechanical connectors 306, 308.
  • the downstream mechanical connector 308 includes an annulus for being received in an annular well of the upstream mechanical connector 306.
  • the outside surface of the annulus is ribbed, and/or includes one or more O-rings, to impede moisture ingress.
  • the mechanical connectors 306, 308 are axially connected by pressing the adjacent modules 106, 108 together. Once pressed together, a locking collar 310 of the upstream mechanical connector 306 is locked downwards with protrusions 312 of the downstream mechanical connector 308. In locking, an internal lip of the collar 310 is forced over the protrusions 312. The connectors 306, 308 alternate along the probe 102.
  • the connector interface 300 provides a mechanism of physically connecting modules that provides a firm connection and satisfies the standard IP69.
  • the modular design interface 300 enables sliding into a shell which provides a smaller profile for avoiding water to impact the internal electronics.
  • FIG. 4 shows common electrical circuitry 400 of each module 106, 108, 109, 110.
  • the common circuitry 400 includes bussed Power over the Ethernet (POE) Power Sourcing Equipment (PSE) 402. Further, the common circuitry 400 includes a bussed switch 404 for isolating the module from the other modules connected to a local area network (LAN) bus 406.
  • the common circuitry 400 also includes one or more local sensors 408 (e.g. camera, RGB sensor, renge sensor, LiDAR, etc.), dependent upon the module 106, 108, 109, 110.
  • the optical module 106 includes a small microcontroller 410 for halo and servo control of the optic fibre cable 200 via a general-purpose input/output (GIPO) 412.
  • GIPO general-purpose input/output
  • the microcontroller 410 can be used for Inter-Integrated Circuit (I2C) communication 414.
  • I2C Inter-Integrated Circuit
  • This common electrical circuitry 400 enables transferring power and data between the probe 102 and the surface, connecting the modules 106, 108, 109, 110 such that data and power transfer is seamless regardless of the number of modules.
  • Each module 106, 108, 109, 110 provides the ability to facilitate communications with modules above and below it in the overall probe 102. Accordingly, the probe 102 provides a method of transferring information from each module to the surface.
  • the electrical circuitry 400 in each module transports RGB information from the lowest module 110, through each module 106, 108, 109, before being sent to the surface.
  • a method for using the modular mine borehole sensor probe 02 involves replacing one or more of the electrical modules 106, 108, 109, 110 so that interchange can be accomplished easily if damaged or requiring calibration.
  • the modules 106, 108, 109, 1 10 may also be upgraded with a new module with improved electrical hardware. Each module is self-contained and changes to one module does not affect the others.
  • the modules 106, 108, 109, 110 are highly configurable and can be of different diameters.
  • the modules may include an Inertial Measurement Unit (IMU) module for sensing acceleration, orientation, angular rates, and other gravitational forces and providing associated inertial data as the probe 102 moves along the borehole 104.
  • IMU Inertial Measurement Unit

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Acoustics & Sound (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

La présente invention se réfère à une sonde modulaire de capteur de trou de mine destinée à se déplacer le long d'un trou de mine. La sonde comprend des modules électriques destinés à se connecter ensemble de manière amovible et en série. Avantageusement, la sonde modulaire comprend des modules électriques remplaçables qui permettent un remplacement aisé en cas d'endommagement ou lorsqu'un étalonnage est requis. A mesure que du matériel électrique amélioré devient disponible, de nouveaux modules électriques comprenant ce matériel peuvent être inclus dans la sonde.
PCT/AU2024/050873 2023-08-15 2024-08-15 Sonde de capteur de trou de forage de mine Pending WO2025035183A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2024323359A AU2024323359A1 (en) 2023-08-15 2024-08-15 A mine borehole sensor probe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2023902587A AU2023902587A0 (en) 2023-08-15 A mine borehole sensor probe
AU2023902587 2023-08-15

Publications (1)

Publication Number Publication Date
WO2025035183A1 true WO2025035183A1 (fr) 2025-02-20

Family

ID=94631868

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU2024/050873 Pending WO2025035183A1 (fr) 2023-08-15 2024-08-15 Sonde de capteur de trou de forage de mine

Country Status (2)

Country Link
AU (1) AU2024323359A1 (fr)
WO (1) WO2025035183A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5353637A (en) * 1992-06-09 1994-10-11 Plumb Richard A Methods and apparatus for borehole measurement of formation stress
DE19713754A1 (de) * 1996-04-05 1997-10-30 Gloetzl Ges Fuer Baumestechnik Bohrlochsonde
US5741962A (en) * 1996-04-05 1998-04-21 Halliburton Energy Services, Inc. Apparatus and method for analyzing a retrieving formation fluid utilizing acoustic measurements
US20080245570A1 (en) * 2005-06-15 2008-10-09 Schlumberger Technology Corporation Modular connector and method
US20140167767A1 (en) * 2012-12-13 2014-06-19 Halliburton Energy Services, Inc. Modular resistivity logging tool systems and methods
US20150218936A1 (en) * 2012-07-25 2015-08-06 Precison Systems Internat Ip Pty Ltd Down-hole monitoring and survey system
US20190346420A1 (en) * 2016-06-19 2019-11-14 Urban-Gro, Inc. Modular sensor architecture for soil and water analysis at various depths from the surface
US20230025415A1 (en) * 2019-12-02 2023-01-26 Reflex Instruments Asia Pacific Pty Ltd Fit for purpose measurement system for drill hole logging
US20230073079A1 (en) * 2020-02-12 2023-03-09 Longyear Tm, Inc. Modular control unit and systems comprising the same

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5353637A (en) * 1992-06-09 1994-10-11 Plumb Richard A Methods and apparatus for borehole measurement of formation stress
DE19713754A1 (de) * 1996-04-05 1997-10-30 Gloetzl Ges Fuer Baumestechnik Bohrlochsonde
US5741962A (en) * 1996-04-05 1998-04-21 Halliburton Energy Services, Inc. Apparatus and method for analyzing a retrieving formation fluid utilizing acoustic measurements
US20080245570A1 (en) * 2005-06-15 2008-10-09 Schlumberger Technology Corporation Modular connector and method
US20150218936A1 (en) * 2012-07-25 2015-08-06 Precison Systems Internat Ip Pty Ltd Down-hole monitoring and survey system
US20140167767A1 (en) * 2012-12-13 2014-06-19 Halliburton Energy Services, Inc. Modular resistivity logging tool systems and methods
US20190346420A1 (en) * 2016-06-19 2019-11-14 Urban-Gro, Inc. Modular sensor architecture for soil and water analysis at various depths from the surface
US20230025415A1 (en) * 2019-12-02 2023-01-26 Reflex Instruments Asia Pacific Pty Ltd Fit for purpose measurement system for drill hole logging
US20230073079A1 (en) * 2020-02-12 2023-03-09 Longyear Tm, Inc. Modular control unit and systems comprising the same

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