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| Number | Title | Issue Date |
| 8127612 | System and method for ultrasonic examination of threaded surfaces A system and method for ultrasonic examination of a threaded test object, and more particularly, the mounting threads of a compressed gas tube while the tube is affixed to a tube trailer is provided. The disclosed ultrasonic test instrument includes a probe having o... | 03/06/2012 |
| 8117918 | Method and apparatus for determining pipewall thickness using one or more ultrasonic sensors A method for measuring the thickness of a pipe wall is provided. The method includes the steps of: 1) emitting ultrasonic signals into the pipe wall at one or more frequencies below 1 MHz and receiving reflected ultrasonic signals, and providing a sensor signal repr... | 02/21/2012 |
| 8042399 | Method and a device for inspecting a pipe connection weld by an ultrasound probe A method of inspecting a substantially circular circumferential weld for connecting together an inner pipe and a coaxial outer pipe, either directly or via a junction forging, by using an ultrasound probe having a plurality of robotic multibeam piezoelectric emitter... | 10/25/2011 |
| 8011249 | Steam generator nondestructive examination method A method of examining a steam generator heat exchange tube from the outside surface employing ultrasonic nondestructive inspection techniques. An ultrasonic transducer contacts the outside surface of the tube and transmits a pseudo helical Lamb wave into the wall of... | 09/06/2011 |
| 7963165 | Non-contact feature detection using ultrasonic Lamb waves Apparatus and method for non-contact ultrasonic detection of features on or within the walls of hollow pipes are described. An air-coupled, high-power ultrasonic transducer for generating guided waves in the pipe wall, and a high-sensitivity, air-coupled transducer ... | 06/21/2011 |
| 7950284 | Inspection device and method for inspection Device for ultrasonic inspection of a wall of a pipeline that encloses a fluidum. The device is arranged to be moveable along a device axis through the pipeline along a longitudinal direction of the pipeline. The device is provided with electronic means, a body, a t... | 05/31/2011 |
| 7900517 | System and method for inspecting a pipeline with ultrasound A system for inspecting a pipeline with ultrasound, provided with a transport device arranged to move in a transport direction through the pipeline, a plurality of transducers and a transmitting and receiving device connected with the transducers. The transducers an... | 03/08/2011 |
| 7841237 | Ultrasonic testing apparatus for turbine forks and method thereof An ultrasonic testing apparatus for a turbine fork of a turbine blade joined to a turbine disc, comprising: an ultrasonic testing sensor; a sensor mounting apparatus for mounting the ultrasonic testing sensor on a ... | 11/30/2010 |
| 7805998 | Apparatus and method for inspection of turbine valve seats An apparatus and method for remote frequency-based inspection of a valve seat includes inserting a frequency-based inspection tool into an inspection position over the valve seat and contacting the one or more supports to the inner surface of the valve seat. An inpu... | 10/05/2010 |
| 7681452 | Junior ultrasonic miniature air gap inspection crawler An inspection head for an air gap inspection device. The inspection head may include a pair of expandable shoes, an inspection device attached to the pair of shoes, and a transducer assembly attached to one of the pair of shoes. ... | 03/23/2010 |
| 7669477 | Ultrasonic probe for hollow fuse pin inspection A self-aligning probe assembly has one or more ultrasonic transducers adapted to transmit an ultrasonic shear wave into the inside surface of the hollow structure such as an aircraft fuse pin and to receive the shear wave emerging from the inside surface of the holl... | 03/02/2010 |
| 7581446 | Methods, systems, and computer program products for determining a property of construction material Methods, systems, and computer program products for determining a property of construction material. According to one aspect, a material property gauge operable to determine a property of construction material is disclosed. The gauge may include an electromagnetic s... | 09/01/2009 |
| RE40515 | Method and apparatus for inspecting pipelines from an in-line inspection vehicle using magnetostrictive probes A method and system for implementing magnetostrictive sensor techniques for the nondestructive evaluation of pipeline structures. The system consists of a magnetostrictive sensor instrument unit, a data storage unit, and a plurality of magnetostrictive sensor probes... | 09/23/2008 |
| 7360427 | Coupling element with varying wall thickness for an ultrasound probe An ultrasonic probe is provided in which an elongate array of transducers is disposed within an elongate coupling element which is mounted for rotation about an axle. The profile of the coupling element is chosen so as to provide a substantially uniform contact forc... | 04/22/2008 |
| 7322229 | Device and method for measuring the profile of a surface The invention provides a surface profile measurement device for use on rigid or semi-rigid substrates, such as floors. The device includes (a) a beam; (b) at least one beam support mounted on the beam; (c) a sensor assembly slidably connected to said beam and adapte... | 01/29/2008 |
| 7317308 | System and method for measuring electric current in a pipeline A system for measuring a voltage differential in a current-carrying pipe using a propulsion vehicle for conveying the system inside the pipe. The system includes a first contact for maintaining electrical contact with the pipe as the vehicle moves through the pipe, ... | 01/08/2008 |
| 7305898 | Installation for non-destructive inspection of a part An installation for non-destructive inspection makes use simultaneously of sensors responsive to different physical characteristics. In an example, a sensor support, e.g. a kind of carriage having running wheels via which it comes into contact with the surface to be... | 12/11/2007 |
| 7302851 | Methods and apparatus for rotary machinery inspection A method of non-destructive evaluation (NDE) testing a component of an assembly is provided. The method includes positioning a transducer on a face of the component, transmitting ultrasonic waves into the component at a plurality of steering angles, receiving ultras... | 12/04/2007 |
| 7299697 | Method and system for inspecting objects using ultrasound scan data A method and apparatus for estimating a depth of a crack from ultrasound scan data are provided. The method includes mapping multiple amplitude responses from the ultrasound scan data, each mapped amplitude response being representative of a signal from one of the s... | 11/27/2007 |
| 7296488 | System and method for accessing ferrous surfaces normally accessible only with special effort A system incorporating a robot to inspect ferrous surfaces. Preferably, the robot is an articulated device having a tractor module for motive power and steering, a power module for electrical power and communications and additional motive power, and a third module f... | 11/20/2007 |
| 7282663 | Forge welding process An automated method for forge welding tubulars including heating the tubular ends to be joined in a welding chamber while the heated tubular ends are maintained aligned and parallel relative to each other and at a small spacing, whereupon the heated tubular ends are... | 10/16/2007 |
| 7283806 | Wireless sensing system and method An apparatus and method is provided for sensing data relating to a structure (14), including an inspection site sensor system having at least one microprocessor (16) coupled to the structure. At least one sensor (12) for sensing data is connecte... | 10/16/2007 |
| 7278289 | Apparatus and methods for testing acoustic systems Methods and apparatus are provided for testing an acoustic system having multiple transmitter elements and multiple receiver elements. A transmitter signal generated by a selected transmitter element is received. An echo electrical signal is generated in response to... | 10/09/2007 |
| 7255678 | High frequency, high frame-rate ultrasound imaging system A system for producing an ultrasound image comprises a scan head having a transducer capable of generating ultrasound energy at a frequency of at least 20 megahertz (MHz), and a processor for receiving ultrasound energy and for generating an ultrasound image at a fr... | 08/14/2007 |
| 7240574 | Sensors carrier for in-tube inspection scraper A sensor carrier for an in-tube inspection scraper has setting places for installation of monitoring sensors responsive to any diagnostic parameters of a pipeline being inspected. The carrier includes a set of kinematically interconnected sensor supports that are su... | 07/10/2007 |
| 7234355 | Method and system for inspecting flaws using ultrasound scan data A method and system for detecting weld signatures from an ultrasound scan data obtained from scanning a pipeline is provided. The method includes a step for mapping multiple amplitude responses from the ultrasound scan data, each amplitude response being representat... | 06/26/2007 |
| 7234354 | Ultrasonic probe and inspection method and system A method of inspecting a component includes immersing the component in a coupling medium with material velocity cw and immersing an ultrasonic (UT) probe having at least one transducer in the coupling medium. The UT probe has a convex lens with acoustic v... | 06/26/2007 |
| 7234347 | Internal riser inspection device and methods of using same An inspection apparatus includes an inspection unit that is lowered into vertically supported pipe filled with seawater. The apparatus includes a pipe weld location detector module carried by the inspection unit. The apparatus also includes a rotating time of flight... | 06/26/2007 |
| 7218101 | Eddy current method of inspecting a pressure vessel shell A pressure vessel penetration sidewall adjacent a tube installed in the penetration by a clearance fit is inspected by passing an eddy current probe having a pair of circumferential coils through the tube. Eddy currents are induced in the pressure vessel as the prob... | 05/15/2007 |
| 7215118 | Transducer for generating and measuring torsional waves, and apparatus and method for structural diagnosis using the same A method and an apparatus for structural diagnosis, which generates torsional waves upon a shaft, beam or pipe having arbitrary cross-sections, such as a circular cross-section, and senses existence or location of the cracks through analyzing reflected waves are dis... | 05/08/2007 |
| 7201055 | Ultrasonic miniature air gap inspection crawler A miniature air gap inspection crawler. The miniature air gap inspection crawler may include a base, a linear drive mechanism and a circumferential drive mechanism such that either the linear drive mechanism or the circumferential drive mechanism may be employed, an... | 04/10/2007 |
| 7181356 | Device and method for analyzing the structure of a material The invention relates to a device that is used to analyse the structure of a material. The inventive device comprises: probe elements (5) which are used to (i) emit a wave, in the material, with emission delay laws that correspond to several simultaneous devi... | 02/20/2007 |
| 7178627 | Methods for use in detecting seismic waves in a borehole The invention provides methods and apparatus for detecting seismic waves propagating through a subterranean formation surrounding a borehole. In a first embodiment, a sensor module uses the rotation of bogey wheels to extend and retract a sensor package for selectiv... | 02/20/2007 |
| 7160426 | Water treatment apparatus The present invention discloses a water treatment apparatus for treating a water flowing in a water pipe, the apparatus comprises an inductive coil, which is sleeved onto said water pipe, and a voltage signal unit, which is electrically connected to the inductive co... | 01/09/2007 |
| 7143659 | Pipe-inspection system A pipe-inspection system (100) is provided. The system (100) is made up of a transmission cluster (104) incorporating a transmission unit (800) between first and second wheeled guidance units (400), and a reception cluster (104 | 12/05/2006 |
| 7137308 | Sliding pipe plug A sliding pipe plug for working on and testing pipes is presented. The sliding pipe plug includes a center portion and a gasket disposed about the central portion. When towed through the pipe, the sliding pipe plug maintains a substantial seal against water flowing ... | 11/21/2006 |
| 7134344 | Control method and apparatus An adaptive control method is provided with particular relevance in methods which use a varying input frequency for analysis of an oscillatory response of a system, such as sine sweep testing. In one aspect the method includes the steps of applying a drive force hav... | 11/14/2006 |
| 7134352 | Method and apparatus for examining obstructed welds A method and apparatus is provided for inspecting material arranged within an annular recess such as weld beads, particularly weld beads between the shroud, core plate and support structures within a boiling water nuclear reactor (BWR). The apparatus comprises a tra... | 11/14/2006 |
| 7111516 | In-tube ultrasonic device for wall thickness metering What is claimed is an inspection device for in-tube monitoring of main pipelines by the method of ultrasonic wall thickness metering realized in a device traveling inside the pipeline and performing measurements, acquisition of measurement data and their interpretat... | 09/26/2006 |
| 7104147 | System and method for measuring electric current in a pipeline A system and method for measuring a voltage differential in a current-carrying pipe using a propulsion vehicle. The system may be adapted for use with a pipeline pig or other propulsion device, which is configured to determine the electric current in a pipeline with... | 09/12/2006 |
