Patents
Patents for G01N 29 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object (28,925)
01/1985
01/01/1985US4491008 Method of ultrasonic measurement of the ratio of the volume of gas present in an enclosure containing a liquid-gas mixture to the total volume of the enclosure
01/01/1985US4490964 Grain loss indicator
12/1984
12/27/1984EP0129205A2 Noncontacting ultrasonic flaw detecting method
12/25/1984US4489611 Material testing apparatus using ultrasonic testing heads
12/19/1984EP0128635A2 Measuring non-linear parameter of acoustic medium
12/18/1984US4488435 Analysis manipulator for non-destructive material testing, and method for controlling the coordinates thereof
12/18/1984CA1179763A1 Liquid crystal technique for examining internal structures
12/18/1984CA1179535A1 Apparatus for the point-by-point scanning of an object
12/12/1984EP0127856A2 Apparatus for examining an object by using ultrasonic beams
12/11/1984US4487073 Ultrasonic system
12/11/1984US4487072 Ultrasonic testing of tubular goods
12/11/1984US4487071 Flaw detection system for railroad rails and the like
12/11/1984US4487070 Automatic production control of extended work pieces
12/11/1984US4487069 Method of image display by ultrasonic microscope
12/11/1984US4487068 Method and apparatus for detecting acoustic emissions from metal matrix wire
12/11/1984CA1179425A1 Method and apparatus for precise determination of girth weld defects
12/04/1984US4486114 Interchangeable component identification system
11/1984
11/28/1984EP0126383A2 Method for the ultrasonic testing of hooped circular pieces in the area of the hoop, and apparatus for using the same
11/27/1984US4484820 Method for evaluating the quality of the bond between two members utilizing thermoacoustic microscopy
11/27/1984US4484476 Acoustic microscope device
11/27/1984US4484475 Method of measuring contact stress at contacting surfaces of abutting solid masses
11/27/1984CA1178707A1 Ultrasonic examination device
11/27/1984CA1178706A1 Method of detecting cracks in constructions
11/21/1984EP0125635A2 Method of selecting composite reception signal in ultrasonic inspection apparatus and apparatus therefor
11/21/1984EP0125610A1 Evaluation of sound signals converted into electrical signals
11/21/1984EP0125309A1 Three-dimensional temperature probe
11/20/1984CA1178364A1 Device for detecting flooding of a hollow structure
11/14/1984EP0125045A1 Mechanical positioning device for scientific instruments
11/14/1984EP0124844A2 Method and apparatus for controlling the colour uptake of textiles
11/13/1984US4482834 Acoustic imaging transducer
11/13/1984US4481824 Weld detector
11/13/1984US4481823 Ultrasonic probing devices
11/13/1984US4481821 Electro-elastic self-scanning crack detector
11/13/1984US4481820 Method of and an apparatus for measuring characteristic features of fibrous material
11/13/1984US4481819 Method and apparatus for detecting metal wipe damages of plane bearing
11/13/1984US4481818 Method of detecting cracks in constructions
11/07/1984EP0124442A2 Method and device for acoustic holographyx using an altrasonic beam limited in space
11/06/1984US4480477 Electrodynamic instrument transformer head
11/06/1984US4480475 Real-time ultrasonic weld inspection method
11/06/1984US4480474 Method and apparatus for ultrasonic flaw detection of T-welded portion of steel product
11/06/1984US4480473 Acoustic inspection method
11/06/1984CA1177573A1 Ultrasonic flaw detector device
10/1984
10/31/1984EP0123606A1 Method and apparatus for determining the interface area in a diphasic mixture comprising a gaseous phase in the form of flowing bubbles
10/31/1984EP0123427A2 Ultrasonic medium characterization
10/31/1984EP0123411A1 Parallel processing of simultaneous ultrasound vectors
10/30/1984US4480313 Method of determining sound propagation
10/30/1984US4479388 Ultrasound transducer and drive system
10/30/1984US4479387 Fixture for holding testing transducer
10/30/1984US4479386 Insulation bonding test system
10/25/1984WO1984004167A1 Ultrasonic apparatus and method for the control and measurement of the time evolution of physical-chemical, biological or bacteriological phenomena
10/24/1984EP0122704A2 Pipeline pig tracking
10/24/1984EP0122342A1 Portable liquid crystal testing device
10/24/1984EP0122275A1 Inherent delay line ultrasonic transducer and systems
10/23/1984US4479069 For measuring the air flow resistivity on the Earth's surface
10/23/1984US4478538 Device for detecting tool abnormality
10/23/1984US4478085 Ultrasound diagnosis apparatus
10/23/1984US4478084 Ultrasound tomography device
10/23/1984US4478083 Plane reconstruction ultrasound tomography device
10/23/1984US4478082 Method and apparatus for detecting rubbing in a rotary machine
10/23/1984US4478072 Apparatus for determining the concentration of solids dispersed in a liquid
10/17/1984EP0122076A2 A method of defect evaluation for ceramic products
10/17/1984EP0121890A2 Ultrasonic microscope system
10/17/1984EP0121766A1 Method and device for displaying image data
10/17/1984EP0121690A2 Acoustic microscope
10/16/1984US4477779 Dual channel gated peak detector
10/16/1984US4476727 Method of materials testing
10/11/1984WO1984003944A1 Numerical value measuring instrument using oscilloscope device
10/10/1984EP0121007A1 A combined position sensor and magnetic actuator
10/10/1984EP0120886A1 Measurement of ultrasound velocity in tissue
10/10/1984EP0030243B1 Apparatus for establishing, in vivo, bone strength
10/09/1984US4476434 Non-destructive testing method and apparatus utilizing phase multiplication holography
10/09/1984US4475400 Method and means for improving image in an ultrasonic scanning system
10/09/1984US4475399 Apparatus for ultrasonic testing of tubular goods
10/09/1984US4475398 Successive approximation envelope detection for estimating the amplitude of a plurality of successively occurring electrical pulses
10/09/1984US4475394 Ultrasonic method of determining nature of flaws by incremental scanning
10/09/1984US4475376 Apparatus for testing ultrasonic transducers
10/02/1984US4474184 Bubble trap for ultrasound scanhead
10/02/1984US4474065 Ultrasonic probe
10/02/1984US4474064 Ultrasonic flaw detector
10/02/1984CA1175542A1 Apparatus and method for ultrasonic inspection
09/1984
09/26/1984EP0119911A1 Method of ultrasonic imaging using a linear array of transducer elements
09/26/1984EP0119844A2 Measuring apparatus utilizing spectrum profile
09/26/1984EP0119697A1 Superimposition in a video display system
09/25/1984US4472975 For tubular test pieces
09/25/1984US4472974 Roller-type ultrasonic inspection devices
09/25/1984US4472973 Ultrasonic flaw detecting apparatus of electronically scanning type
09/25/1984US4472971 Acoustic emission locator of defects in a closed structure
09/25/1984US4472970 Method of measuring the dimensions of tools and/or workpieces of metal
09/25/1984CA1175134A1 Beamforming apparatus and method for ultrasonic imaging systems
09/19/1984EP0119096A2 Ultrasonic liquid jet probe
09/19/1984EP0119019A1 Ultrasonic diagnosis system
09/19/1984EP0118840A2 Method and apparatus for detecting hydrogen, oxygen and water vapor concentrations in a host gas
09/19/1984EP0118837A2 Ultrasonic transducer
09/18/1984US4472204 Process and apparatus for cleaning and wetting the concave surface of an acoustic lens
09/18/1984US4471659 Optical vibration sensor
09/18/1984US4471657 Digital ultrasonic stress measuring method and apparatus
09/12/1984EP0118206A1 Piezoelectric scanning systems for ultrasonic transducers
09/11/1984US4470307 Sonic system inspection control
09/11/1984US4470306 Ultrasonic test instrument
09/11/1984US4470305 Annular array used as a horn transducer