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2022
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Invention
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Integrated downhole system with plural telemetry subsystems. A downhole system has a plurality of... |
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2021
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Invention
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Automated drilling methods and systems using real-time analysis of drill string dynamics. Methods... |
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Invention
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Torsion resistant gap sub. A gap sub assembly for electromagnetic telemetry used in downhole dril... |
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2018
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Invention
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Detection of downhole data telemetry signals. An assembly for receiving telemetry signals from do... |
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Invention
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Centralizer for downhole probes. An assembly for use in subsurface drilling includes a downhole p... |
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Invention
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Method and apparatus for placing receiver electrodes for em telemetry transmissions. A vehicle fo... |
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Invention
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Optimizing downhole data communication with at bit sensors and nodes. Data is communicated from s... |
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P/S
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Providing downhole-to-surface, surface-to-downhole and/or downhole-to-downhole data telemetry and... |
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Invention
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Downhole system with integrated backup sensors. A downhole system comprises a main sensor, such a... |
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Invention
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Downhole electromagnetic and mud pulse telemetry apparatus. A measurement-while-drilling (MWD) te... |
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Invention
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Fluid pressure pulse generator and flow bypass sleeve for a telemetry tool. A fluid pressure puls... |
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Invention
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Downhole probe centralizer. An assembly for use in subsurface drilling includes a downhole probe ... |
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Invention
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Surface profile measurement system. Apparatus for measuring surface profiles within passages such... |
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Invention
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Optimizing electromagnetic telemetry transmissions. An electromagnetic telemetry system adjusts t... |
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Invention
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Preloadable connectors for tubing. Connectors and connection systems for connecting two tubing se... |
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P/S
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Hardware and equipment for oil and gas exploration and production, namely centralizers for downho... |
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Invention
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Downhole telemetry. A telemetry system with a plurality of controllers and telemetry systems, whe... |
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Invention
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Battery coil engaging members for downhole tools. Arrangements for retaining coiled battery inter... |
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Invention
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Electromagnetic communications system and method for a drilling operation. A wireless communicati... |
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Invention
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Methods and apparatus for downhole probes. A method for using a downhole probe. The method compri... |
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Invention
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Electromagnetic communications system and method for a drilling operation.
A wireless communicat... |
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Invention
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Transmitting data across electrically insulating gaps in a drill string. A range of apparatus and... |
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Invention
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Seal and seal assembly for a fluid pressure pulse generating tool. A seal and seal assembly for a... |
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2017
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Invention
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System and method for data telemetry among adjacent boreholes. An active downhole antenna located... |
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Invention
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Sealed gap sub. One or more seals may be provided in a gap sub to prevent the ingress of drilling... |
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Invention
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Surface display interface for data from downhole systems. Example embodiments of the described te... |
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Invention
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Downhole probe sleeves and methods for making probe sleeves. A downhole probe of a drilling rig h... |
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Invention
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Seal and sacrificial components for a drill string. A gap joint for use with a gap sub for electr... |
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Invention
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Guide device for cutting tubing. Cutting guides are provided where a cutter can be retained and s... |
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Invention
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Fluid pressure pulse generator for a telemetry tool. A fluid pressure pulse generator apparatus f... |
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Invention
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Fluid pressure pulse generator for a telemetry tool. A telemetry tool comprising a pulser assembl... |
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P/S
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Hardware and equipment for oil and gas exploration and production, namely, centralizers being mac... |
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Invention
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Multi-mode control of downhole tools. A method for establishing downlink telemetry communication ... |
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Invention
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Securing means for in-tubing probe retainer. An assembly for securing a probe retention member at... |
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2015
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P/S
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Oil and gas drilling hardware and equipment for downhole-to-surface data telemetry and data proce... |
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P/S
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hardware and equipment for use in oil and gas drilling, namely, downhole-to-surface data telemetr... |
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P/S
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Oil and gas well drilling services; Providing downhole-to-surface and surface-to-downhole data te... |
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Invention
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Measuring while drilling systems, method and apparatus. A downhole system provides a data interfa... |
