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7619750 |
Measurement method and device for bead cutting shape in electric resistance welded pipes
To precisely measure bead cutting shapes of electric resistance welded pipes without being affected by difference in luminance level between cut and uncut portions in optical cutting images, an...
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7617603 |
Method for inspection and repair
A method for the inspection and repair of a tube includes electrical discharge machining an access hole into the tube, optionally at or near the uppermost location on the tube, near the upper...
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7587942 |
Ultrasonic inspection crawler and method for inspecting welds of jet pumps in a nuclear reactor vessel
An inspection assembly adapted to traverse an inspection surface, the assembly includes: a crawler body including a first side and a bottom side, wherein the first side is adapted to face a first...
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7581445 |
Method for ultrasonic testing of fitting assembly
Apparatus and method for determining relative and/or absolute axial position of a conduit end within a fluid coupling includes application of input ultrasonic energy in the form of transient shear...
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7568391 |
Ultrasonic imaging scanner
The invention includes a system and a method of scanning fingerprints. A system may include an imaging surface, an ultrasound transducer, a probe arm joined to the transducer, a driver capable of...
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7530271 |
Method and apparatus for coupling ultrasound between an integral ultrasonic transducer assembly and an object
A method and apparatus are disclosed for coupling ultrasound between an ultrasonic transducer and an object. A scanning element is attached to an ultrasonic transducer to form an integral...
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7523667 |
Diagnostics of impulse piping in an industrial process
Diagnosing operation of an impulse piping line in an industrial process is provided. A vibration source transmits a vibration signal through the piping and a vibration signal receiver receives the...
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7513161 |
Device for measuring thickness of vessel steel plate
The invention is objected to enable the provision of an vessel steel plate measuring device capable of measuring the thickness of vessel steel plate, even in the case of a vessel having a vessel...
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7513159 |
Shaft Coupling Monitoring Apparatus
In a shaft coupling monitoring apparatus for monitoring a spider joint using outer peripheries of four shafts of a cross shaft as rolling contact surfaces, each of the shafts contains therein a...
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7497120 |
Spinning disk ultrasonic transducer array and method
The invention relates to a fingerprint scanning system and a method of scanning a fingerprint. A system according to the invention may have (a) an imaging surface capable of receiving a finger, (b)...
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7475596 |
Non-destructive testing of pipes
To perform a non-destructive condition assessment of a pipe carrying a fluid, an actual value representative of the propagation velocity of an acoustic disturbance propagating between two...
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7471400 |
Measurement method and device for bead cutting shape in electric resistance welded pipes
To precisely measure bead cutting shapes of electric resistance welded pipes without being affected by difference in luminance level between cut and uncut portions in optical cutting images, an...
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7458268 |
Live-scan ultrasonic four-finger planar imaging scanner
The invention includes a system and a method of scanning fingerprints. A system may include an imaging surface, an ultrasound transducer, a probe arm joined to the transducer, a driver capable of...
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7458267 |
Acoustic emission inspection of coiled tubing
A method for testing tubing having the following steps: plastically deforming the tubing with a tubing handling system, the tubing handling system having a reel, a gooseneck and an injector;...
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7426867 |
Electromagnetic acoustic transducers for use in ultrasound inspection systems
An ultrasound system for inspecting an object is provided. The ultrasound system includes an electromagnetic acoustic transducer (EMAT) and a pulser-receiver system. The EMAT is configured to...
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7404326 |
Ultrasonic probe and ultrasonic diagnostic system
With a view to provide a probe able to suppress bending of a cable with a mechanical scan, the probe comprises a transducer for interconversion between an ultrasonic wave and an electrical signal,...
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7328619 |
Phased array ultrasonic NDT system for fastener inspections
An ultrasonic probe suited for testing the integrity of sheet metal surfaces around fastener openings is provided with means to center the probe over such openings. Both a mechanical centering rod...
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7293461 |
Ultrasonic tubulars inspection device
A system, method, and apparatus for ultrasonic detection of flaws or defects in oil field tubulars utilizing composite transducers. An array of composite transducers are utilized to detect...
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7284456 |
Apparatus for moving a measuring device along a pipe
The apparatus is for displacing a measurement device along a pipe. The apparatus comprises a bracelet; a support device for supporting the measurement device in relation to the bracelet; at least...
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7275442 |
Method for ultrasonic inspection of generator field teeth
A method for ultrasonically inspecting a generator field tooth for the detection, characterization and/or sizing of cracks thereat is disclosed. An electromagnetic acoustic transducer (EMAT)...
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7255007 |
Configurations and methods for ultrasound time of flight diffraction analysis
An ultrasound test apparatus for polymeric materials (e.g., plastic pipes) includes a low-absorption housing that at least partially encloses an ultrasound transducer, wherein the transducer emits...
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7236255 |
Method and instrument for measuring bead cutting shape of electric welded tube
To precisely measure bead cutting shapes of electric resistance welded pipes without being affected by difference in luminance level between cut and uncut portions in optical cutting images, an...
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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...
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7210321 |
Method and apparatus for measuring centerline runout and out of roundness of a shaft
The centreline runout (a) and out of roundness (b) of a shaft ( 100 ) is measured by measuring the distance between the central longitudinal axis ( 102 ) of the shaft ( 100 ) and each of a...
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7181969 |
Ultrasonic test chamber for tray production system and the like
A method and apparatus for ultrasonic inspection of one or more objects in an object holder. In a first embodiment of the method, the objects are immersed in a tank containing coupling fluid and a...
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7171854 |
Nondestructive inspection apparatus and nondestructive inspection method using elastic guided wave
A nondestructive inspection apparatus using a guided wave having waveform forming part that form a transmission waveform; a transmitting element for generating a guided wave within an object under...
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7140253 |
Device for the ultrasound measuring of cylindrical test models
A device is provided for the ultrasonic measuring of cylindrical test specimen, in particular tubes and hoses, wherein said device can be filled with water or submerged in a water bath and is...
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7103520 |
Methods and apparatus for model based shrouded bellows stiffness determinations
A modeling system predicts natural frequency responses in tube sub-systems including shrouded bellows components. The system determines a stiffness multiplier from input values and uses the...
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7100449 |
Method and apparatus for coupling ultrasound between an ultrasonic transducer and an object
A method and apparatus are disclosed for coupling ultrasound between an ultrasonic transducer and an object. A fluid cavity in an upper chamber has an inlet for receiving a flow of coupling fluid,...
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7089795 |
Ultrasonic characterization of polymeric containers
The present invention provides a system and method for detecting changes in the properties of a polymeric material. A frame is hand held against the outside surface of a curved polymeric test...
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7080557 |
Method and apparatus for inspecting a tubular using acoustic signals
A method and apparatus for acoustically inspecting a tubular member is presented. In particular a method for inspecting coiled tubing using ultrasound is presented. The method includes contacting a...
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7017414 |
Ultrasonic inspection method and system therefor
A method and system for ultrasonically inspecting turbine wheels and other disk-shaped articles having a central opening and multiple secondary openings radially spaced outward from the central...
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6951133 |
Electromagnetic acoustic transducer with recessed coils
The disclosed invention mounts transmitting and receiving electrical coils within channels or chambers formed by the notched ends of magnets closest to the metallic object under test where the...
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6945113 |
End-to-end ultrasonic inspection of tubular goods
The present technique provides a system and method for ultrasonically testing a tubular good along the entire axial length of the material using a single ultrasonic test assembly. The ultrasonic...
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6945112 |
Testing device for the ultrasonic inspection of barstock
The invention relates to a testing device for ultrasonic bar ( 30 ) testing, comprising a container ( 20 ) a) with a chamber disposed therein where the ultrasonic testing is carried out which b) is...
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6945083 |
Method of and apparatus for determining the eccentricity of a hollow billet
The eccentricity of a hollow billet is measured at the outlet of an inclined-roll rolling mill by launching an ultrasonic pulse into the billet from a laser of a measuring device and measuring the...
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6935178 |
Device for inspecting pipes using ultrasound
The invention relates to a device for inspecting pipes using ultrasound, in particular for inspecting the end regions of a pipe. Said device comprises at least one ultrasonic inspection head ( 38 )...
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6931931 |
Device for ultrasonic weld seam testing of longitudinally welded pipes for longitudinal and transversal errors
A device for ultrasonic weld seam testing of longitudinally includes two testing carriages swingably suspended and moveable on the pipe surface to the right and left of the weld seam for...
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6925881 |
Time shift data analysis for long-range guided wave inspection
A method of analysis long range guided wave data reflected from defects and geometric features such as welds in a structure. The method involves acquiring two sets of data, and time shifting one...
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6920792 |
Transducer guided wave electromagnetic acoustic
A guided wave electromagnetic acoustic transducer for detecting defects in moving metallic products such as rods, tubes and the like and which has coils energized by pulse of a few cycles of a high...
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6904818 |
Internal riser inspection device
An internal inspection unit for pipe has ultrasonic transducers that inspect weld volume, weld root, and wall thickness. The ultrasonic transducers are mounted to a portion of the inspection unit...
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6904817 |
Method and apparatus for examining obstructed welds
A method and apparatus is provided for inspecting a series of obstructed welds, such as those used in attaching the jet pump diffuser to a baffle plate using a jet pump adapter within a boiling...
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6886407 |
Nondestructive examination of high pressure turbine cylinders
A method of inspecting the steam inlet sleeves on high pressure outer cylinders and the nozzle chamber to cylinder welds on the high pressure steam turbines using linear phased array ultrasonic...
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6883376 |
Method for determining the wall thickness and the speed of sound in a tube from reflected and transmitted ultrasound pulses
A method for the determining ultrasonic sound propagation speed and wall thickness of a tubular object. Time-domain and frequency-domain analyses are used, where the latter can determine acoustic...
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6868730 |
Methods and apparatus for measuring flexural wave and/or flexural vibration using a magnetostrictive sensor
Disclosed is an apparatus or a method for measuring flexural waves and/or vibrations acting on ferromagnetic materials or ferromagnetic films. The present invention includes a bias magnet disposed...
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6851319 |
Device and method designed for ultrasonically inspecting cylinders for longitudinal and circumferential defects and to measure wall thickness
Methods and apparatus for ultrasonically scanning cylinders are provided. The methods and apparatus employ as few as one ultrasonic sensor for full immersion scanning and defect detection....
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6848313 |
Method and device for inspecting pipelines
The invention concerns a method and a device for inspecting pipelines, in particular for detecting defects in pipelines by means of ultrasound. Towards this end, measuring sensors transmit...
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6843131 |
Method of detecting discontinuities on elongated workpieces
In a method of detecting discontinuities on elongated workpieces, in particular tubes and bars, using ultrasonic testing system, a test object is positioned in relationship to a test head of the...
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6813950 |
Phased array ultrasonic NDT system for tubes and pipes
One or more phased array ultrasonic probes in the shape of conical section arcs, or an entire conical section ring, emit beams at a fixed incident angle with respect to the outer surface of a tube...
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6799466 |
Guided acoustic wave inspection system
A system for inspecting a conduit for undesirable characteristics. A transducer system induces guided acoustic waves onto said conduit. The transducer system detects the undesirable characteristics...
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