Matches 1 - 12 out of 12


Match Document Document Title
US20140026428 INCLINATION MEASUREMENT DEVICES AND METHODS OF USE  
Downhole tools are provided for measuring the inclination of a portion of a drill string. In certain embodiments, downhole tools for measuring inclination comprise a catch system for measuring...
US20120279076 Inclination Measurement Devices and Methods of Use  
Downhole tools are provided for measuring the inclination of a portion of a drill string. In certain embodiments, downhole tools for measuring inclination comprise a catch system for measuring...
US20130091716 Apparatus and Method for Determining the Direction East  
In one aspect a method of determining direction east is provided that in one embodiment includes dropping objects under influence of gravity, determining locations where the objects drop, and...
US20140102794 CORE ORIENTATION SYSTEMS AND METHODS  
Methods and systems for evaluating the subterranean formation of a wellbore are provided. In one embodiment, a geographical orientation of a downhole tool relative to Earth may be determined. The...
US20090217539 GYROSCOPICALLY-ORIENTED SURVEY TOOL  
A gyroscopically-oriented survey tool, includes a housing having an axis. Three accelerometers are mounted in the housing with their axes set orthogonally. A first of the axes is aligned to the...
US20100077623 APARATUS FOR AZIMUTH MEASUREMENTS USING GYRO SENSORS  
An apparatus for azimuth measurements comprises an elongated housing, a plurality of gyro sensors, each of the gyro sensors having an input axis for angular velocity measurements, spherical sensor...
US20120303279 Inclinometer to Determine Orientation of Gauge Installed Off Center Axis of a Tubing String  
A method and apparatus for estimating an orientation of a downhole device conveyed into a well on a conveyance device is disclosed. The apparatus includes a first sensor and a second sensor placed...
US20130153298 METHOD AND APPARATUS FOR ENHANCING CELL-EDGE USER PERFORMANCE AND SIGNALING RADIO LINK FAILURE CONDITIONS VIA DOWNLINK COOPERATIVE COMPONENT CARRIERS  
A wireless communication network and method are described for enhancing cell-edge performance of a wireless transmit/receive unit (WTRU). The WTRU may establish a connection with a plurality of...
US20110194806 TILT METER INCLUDING OPTICAL FIBER SECTIONS  
A tilt meter includes a housing structure defining an inner chamber sealed from an environment outside the housing structure. First and second optical fiber sections are provided in the inner...
US20160145997 TUMBLE GYRO SURVEYOR  
A gimbal sensor platform positionable in a tool body includes an inner gimbal and an outer gimbal. The inner gimbal is rotatably coupled to the outer gimbal, and the outer gimbal is rotatably...
US20160108719 CYCLICAL SENSOR ARRAY  
A non-straight sensor array within a gravity field, within a surface and cyclically surrounding a medial axis. The sensor array includes rigid bodies holding gravimetric tilt sensors, the rigid...
US20160076359 BIPARTITE SENSOR ARRAY  
A bipartite sensor array comprising two portions capable of assembly into a single sensory system. A first portion includes rigid bodies connected by elongate flexures and fitted with gravimetric...

Matches 1 - 12 out of 12