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9041547 System and method for stick-slip correction  
A method of processing downhole measurement data includes: receiving formation measurement data generated by a downhole tool during a logging-while drilling operation over a selected time period;...
9035788 Real time telemetry  
A real time telemetry system is disclosed for use with a drilling system including a rotary valve 28 controlling the supply of drilling fluid or mud to a downhole tool. The system comprises...
9024777 Active compensation for mud telemetry modulator and turbine  
An arrangement having a piston configured to move along an axial pathway a rotating seal configured to seal an inside environment from an outside environment, the rotating seal configured to be...
9024776 Methods and systems for wellhole logging utilizing radio frequency communication  
A system and method is disclosed for utilizing a radio frequency communication system to wirelessly exchange data with well logging tools and external devices. A logging tool component is operably...
9019117 Hydrogen sulfide alarm methods  
H2S (hydrogen sulfide) alarm methods include automated systems for creating reports, initiating different safety drills and/or recording certain calibration and bump tests. The methods being...
9007231 Synchronization of distributed measurements in a borehole  
A system and method to synchronize distributed measurements in a borehole are described. The system includes a plurality of wired segments coupled together by couplers and a plurality of nodes...
8994550 Transmitter and receiver synchronization for wireless telemetry systems  
A method and system are presented for transmitting data along tubing in a borehole, comprising generating an acoustic signal using a transmitter at a first location on the tubing, and receiving...
8994549 System and method of facilitating oilfield operations utilizing auditory information  
The invention provides a system and method for facilitating oilfield operations utilizing auditory data. In one embodiment, the present invention generates one or more auditory mapping structures...
8950512 Methods and apparatus for reducing stick-slip  
A method and apparatus for estimating the instantaneous rotational speed of a bottom hole assembly at the lower end of a drill string. In one embodiment, a method includes driving the drill string...
8952829 System and method for generation of alerts and advice from automatically detected borehole breakouts  
A method for generating an alert or advice for drilling a borehole penetrating an earth formation includes: receiving with a processor a borehole image from a downhole tool disposed at a drill...
8935100 System and method for production reservoir and well management using continuous chemical measurement  
A system performs methods for well and reservoir management for optimized production of fluids in a reservoir. The system includes a knowledge engine configured to receive a plurality of field...
8922387 Tapered thread EM gap sub self-aligning means and method  
A generally three-part EM gap sub comprising a first conductive cylinder incorporating a male tapered threaded section, a second conductive cylinder incorporating female tapered threaded section,...
8912915 Borehole array for ranging and crosswell telemetry  
A borehole array for ranging and crosswell telemetry is disclosed along with certain methods for employing such a borehole array. Some embodiments of the borehole array include electrically...
8890710 Method and system of an electromagnetic telemetry  
An electromagnetic telemetry repeater. At least some of the illustrative embodiments are methods comprising inducing an electrical signal along a metallic tubular (the electrical signal carrying...
8880054 System and method for remote asset management  
A remote asset management system comprising a network of programmable wireless modules, each having an antenna and an identification module and configured to communicate via a radio communication...
8866633 Synchronization between devices  
The present disclosure relates to a method to determine a clock signal when separate clocks are used. In one embodiment, a disciplined clock system comprising an update subsystem and a synthesis...
8842020 System and method for detecting casing in a formation using current  
The present disclosure is directed to systems and methods for relative positioning of wells. A method in accordance with an exemplary embodiment may include drilling a new well in a field having...
8829907 Frequency filtering and adjustment of electromagnetically received signals from antennas  
An apparatus for estimating a property of an earth formation penetrated by a borehole, the apparatus having: a carrier configured to be conveyed through the borehole; a transmitter disposed at the...
8824241 Method for a pressure release encoding system for communicating downhole information through a wellbore to a surface location  
A method for a pressure release encoding system for communicating downhole information through a wellbore to a surface location includes positioning a valve and a brake in a drilling mud...
8770835 Apparatus and methods for estimating a characteristic of a fluid downhole using thermal properties of the fluid  
The disclosure provides a system, tools and methods for estimating a property or characteristic of a fluid downhole. In one aspect, the method may include: heating the fluid at a selected or first...
8740455 System and method for distributed environmental parameter measurement  
An apparatus for measuring environmental parameters includes: an optical fiber sensor configured to be disposed along a path in an environment to be measured, the path of the optical fiber sensor...
8711045 Downhole telemetry system  
An EM antenna for location on a pipe (10) surrounded by a casing (12). The antenna has a power source (21) for injecting a current across a first insulated section (25) of the pipe (10) and an...
8705318 Data aggregation for drilling operations  
A method for aggregating data for a drilling operation. The method includes acquiring the data from a number of data sources associated with the drilling operation, synchronizing a timing of the...
8692685 Wellsite communication system and method  
A wellbore communication system for a wellsite having a downhole tool deployed from a rig into a wellbore penetrating a subsurface formation is provided. The system includes at least one wellsite...
8689906 Methods and apparatus for reducing stick-slip  
A method and apparatus for estimating the instantaneous rotational speed of a bottom hole assembly at the lower end of a drill string. In one embodiment, a method includes driving the drill string...
8692668 Network based system for predicting landslides and providing early warnings  
A wireless node for monitoring landslide conditions has at least one tubular probe body deployed in a borehole in a landslide prone area and anchored to rock below soil, multiple sensors carried...
8682102 Cyclic noise removal in borehole imaging  
A method for removing cyclic noise from a borehole image includes transforming the image into the frequency domain using a two-dimensional (2-D) transform (e.g., using a discrete cosine...
8655104 Cyclic noise removal in borehole imaging  
A method for removing cyclic noise from a borehole image includes transforming the image into the frequency domain using a two-dimensional (2-D) Fourier Transform, removing cyclic noise components...
8629782 System and method for using dual telemetry  
A system and a method use dual telemetry for tools located in a wellbore. A first telemetry system and a second telemetry system coordinate communication with the tools. Both the first telemetry...
8615217 Methods, systems, and computer readable media for detecting and mitigating fraud in a distributed monitoring system that includes fixed-location monitoring devices  
The subject matter described herein includes methods, systems, and computer readable media for detecting and mitigating fraud in a distributed monitoring system which includes fixed-location...
8602108 Subsea tree safety control system  
An embodiment of a method for limiting the probability of failure on demand of a subsea test tree (“SSTT”) includes the steps of providing a safety shut-in system for actuating a safety valve of...
8588192 System and method for forming application dependent dynamic data packet in wireless sensor networks  
A system and method for forming application dependent dynamic data packet format in a wireless sensor network is provided. The system comprises one or more sensor nodes, wherein each sensor node...
8581740 Method and apparatus for communicating signals to an instrument in a wellbore  
A method for communicating a signal to an instrument in a wellbore includes axially accelerating the instrument in a preselected pattern of acceleration. The predetermined pattern corresponds to...
8581741 Communication system for a hydrocarbon extraction plant  
A method of enabling communication between components of a hydrocarbon extraction plant, the plant having an underwater hydrocarbon extraction installation including at least one hydrocarbon...
8577358 System and method for remote asset management  
A system for autonomously monitoring and managing consumer device assets includes a plurality of consumer device assets registered with a remote computer server platform. The remote computer...
8577359 System and method for remote asset management  
A system for autonomously monitoring and managing consumer device assets includes a plurality of consumer device assets registered with a remote computer server platform. The remote computer...
8555976 Emergency disconnect sequence timer display and method  
A rig control interface, system, and method. The rig control interface includes an emergency disconnect sequence button configured to initiate an emergency disconnect sequence signal to be sent to...
8537027 Method for controlling an electronic device and electronic device  
In a method for controlling an electronic device (1) with a programmable component and an independent microcontroller (10) and in such an electronic device (1), by the microcontroller (10), the...
8517112 System and method for subsea control and monitoring  
A technique operates a valve system in a subsea test tree via a control system of a type suitable for gaining desired industry ratings. A monitoring system is utilized to monitor functions of the...
8517113 Remotely actuating a valve  
A technique that is usable with a subterranean well includes communicating a wireless stimulus in the well. The technique includes actuating a valve in response to the communication. The valve has...
8519865 Downhole coils  
In one aspect of the invention, a downhole tool string component comprises a tubular body with at least one end adapted for threaded connection to an adjacent tool string component. The end...
8514098 Synchronization between devices  
The present disclosure relates to a method to determine a clock signal when separate clocks are used. In one embodiment, a disciplined clock system comprising an update subsystem and a synthesis...
8502696 Dual wellbore telemetry system and method  
A method of signal processing includes providing at least a first pressure sensor and a second pressure sensor spaced in a drilling system and using an algorithm to separate the downwardly...
8504007 System and method for remote asset management  
A system for autonomously monitoring and managing consumer device assets includes a plurality of consumer device assets registered with a remote computer server platform. The remote computer...
8467907 Automated valve with self-contained valve actuator system  
A self-contained valve actuator of the present invention can comprise an actuator component. This actuator can be linear or quarter turn depending on the valve. The actuator can be double acting...
8464946 Oil and gas riser spider with low frequency antenna apparatus and method  
An apparatus and methods for tracking a plurality of marine riser assets is provided. Part of a riser lifecycle monitoring system, the apparatus can include an oil and gas riser spider to connect...
8467268 Pressure release encoding system for communicating downhole information through a wellbore to a surface location  
A pressure release encoding system for communicating downhole information through a wellbore to a surface location include a downhole tool with a valve for providing a fluid restriction to fluid...
8462012 Anti-collision method for drilling wells  
Methods for drilling a new well in a field having a plurality of existing cased wells using magnetic ranging while drilling are provided. In accordance with one embodiment, a method of drilling a...
8457622 System and method for remote asset management  
A remote asset management system comprising a network of programmable wireless modules, each having an antenna and an identification module and configured to communicate via a radio communication...
8451136 Sonde attachment means  
A sonde for installation in a well including a clamp (2) for engaging with the inner wall of a well casing (3) and securing device for securing the clamp to inner tubing of the well, whereby the...
Matches 1 - 50 out of 252 1 2 3 4 5 6 >