| 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) |
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| 10/10/1989 | US4872346 Multiple frequencies from single crystal |
| 10/10/1989 | US4872344 Method of nondestructive quality control of carbon articles |
| 10/10/1989 | CA1262277A1 Ultrasonic sensor for the detection of gas bubbles |
| 10/04/1989 | EP0335808A1 Ultrasonic control method of the plating thickness of a metallic pipe, device therefor and application to plated Zr alloy tubes |
| 10/04/1989 | EP0335577A2 Ultrasonic transducer system |
| 10/04/1989 | CN2045493U Single chip unit attenuator for ultrasonic flaw detector |
| 10/03/1989 | US4872130 Automated in-line pipe inspection system |
| 10/03/1989 | US4871255 Optical nondestructive testing method of composite materials |
| 10/03/1989 | US4870972 Multiple-frequency acoustic transducer, especially for medical imaging |
| 10/03/1989 | US4870954 Ultrasonic diagnostic apparatus having pivotable and slidable operational table |
| 10/03/1989 | US4870868 Vibration sensing apparatus |
| 10/03/1989 | US4870867 Crossed linear arrays for ultrasonic medical imaging |
| 10/03/1989 | US4870866 Ultrasonic method for measuring internal contact pressure between mating solid parts separated by a liquid film |
| 10/03/1989 | US4870865 Device for testing formation of connection |
| 09/27/1989 | EP0334341A2 Tool monitor |
| 09/27/1989 | EP0334053A2 Apparatus for checking welds in tubes |
| 09/27/1989 | EP0333823A1 Investigating properties of fluids |
| 09/27/1989 | EP0333738A1 Probe with bar of piezoelectric elements for ultrasound apparatus |
| 09/27/1989 | EP0333737A1 Probe with curved bar for echography |
| 09/27/1989 | EP0148245B1 Method and system to measure geometric and electromagnetic characteristics of objects |
| 09/27/1989 | CN1035895A Self-adjusting ultrasonic flaw detector and its adjustment |
| 09/26/1989 | US4869768 Ultrasonic transducer arrays made from composite piezoelectric materials |
| 09/26/1989 | US4869258 Intracavitary ultrasound scanner means |
| 09/26/1989 | US4869257 Ultrasonic mechanical sector scanning transducer probe assembly |
| 09/26/1989 | US4869109 Automatic process for identification of defects by ultrasound and corresponding system |
| 09/20/1989 | EP0333552A1 Sonde, device for image formation with such a sonde and method for using the device |
| 09/20/1989 | EP0332935A1 Sensor material for the measurement of the partial pressure of gases or vapours, and gas sensor |
| 09/20/1989 | EP0332637A1 Probe provided with a concave arrangement of piezoelectric elements for ultrasound apparatus. |
| 09/20/1989 | CN1035735A Method and device for monitoring operation of movable components |
| 09/19/1989 | US4868798 Contact ultrasonic transducer head |
| 09/19/1989 | US4868748 Rapid processing of three-dimensional graphical objects from tomographic data |
| 09/19/1989 | US4868476 Transducer with integral memory |
| 09/19/1989 | US4866986 Method and system for dual phase scanning acoustic microscopy |
| 09/12/1989 | US4866614 Ultrasound characterization of 3-dimensional flaws |
| 09/12/1989 | US4865040 Ultrasonic image recording method and system |
| 09/12/1989 | US4864862 Boresonic inspection system |
| 09/08/1989 | WO1989008336A1 Plate-mode ultrasonic sensor |
| 09/08/1989 | WO1989008252A1 Device for scanning ferromagnetic articles with welded joints during their remote control |
| 09/08/1989 | WO1989008251A1 Ultrasonic testing method |
| 09/06/1989 | EP0331548A1 Checking method and apparatus for ultrasonic transducers |
| 09/06/1989 | EP0331348A1 Ultrasound transducer holder |
| 09/06/1989 | EP0330735A2 Measurement of intergranular attack in stainless steel using ultrasonic energy |
| 09/05/1989 | US4864178 Ultrasonic probe for testing the material of slotted or hollow pieces of the material |
| 09/05/1989 | US4862748 Multiple ultrasonic transducer with remote selector |
| 08/30/1989 | EP0329817A2 A method and device for non-invasive acoustic testing of elasticity of soft biological tissues |
| 08/30/1989 | EP0192724B1 Ultrasonic scanning system |
| 08/29/1989 | US4862384 Method of measuring the dynamic viscosity of a viscous fluid utilizing acoustic transducer |
| 08/29/1989 | US4862383 Ultrasonic inspection apparatus |
| 08/29/1989 | US4860573 Composite substrate, intended for an apparatus for quantitative detection of a component present in a gas or liquid |
| 08/24/1989 | WO1989007753A1 Ultrasonic temperature measurement and applications in optical spectroscopy and calorimetry |
| 08/23/1989 | EP0328890A1 An apparatus for obtaining information on the interior of an object |
| 08/22/1989 | US4859830 Method of determining the weldability of a part |
| 08/22/1989 | US4858469 Method and apparatus for testing timbers for disconformity or decay |
| 08/17/1989 | DE3803151A1 Verfahren und vorrichtung zur endbereichspruefung langgestreckter rotationssymmetrischer pruefstuecke Method and device for end region elongated rotationally symmetrical test pieces |
| 08/16/1989 | CN2042966U Quick surveying instrument for small melon |
| 08/15/1989 | US4858124 Method for enhancement of ultrasonic image data |
| 08/15/1989 | US4857851 Fixing a geographical reference of a vehicle traveling through a pipeline |
| 08/15/1989 | US4857260 Apparatus for assembling and welding end plugs to nuclear fuel cladding tubes and inspecting the end plug welds on an automated basis |
| 08/15/1989 | US4856337 Apparatus and method for providing a combined ultrasonic and eddy current inspection of a tube |
| 08/15/1989 | US4856336 Ultrasonic flaw detector |
| 08/15/1989 | US4856335 Method of establishing standard composite material properties |
| 08/15/1989 | US4856334 Bond strength measurement of composite panel products |
| 08/15/1989 | US4856326 Apparatus for measuring an adhesion force of a thin film |
| 08/15/1989 | US4856321 Apparatus and methods for measuring fluid flow parameters |
| 08/15/1989 | CA1258518A1 System for measuring particle transport in a fluid |
| 08/10/1989 | WO1989007239A1 Process and device for testing the end regions of elongated, rotationally symmetrical test pieces |
| 08/10/1989 | WO1989006933A1 Ultrasonic echo phasing circuit |
| 08/08/1989 | US4855911 Ultrasonic tissue characterization |
| 08/08/1989 | US4854173 Measurement of intergranular attack in stainless steel using ultrasonic energy |
| 08/08/1989 | US4854172 Method and apparatus for measurement of density profiles in wood composites, using acoustic emission |
| 08/08/1989 | US4854171 Apparatus for detecting extraneous components in a textile fiber preparation installation |
| 08/02/1989 | EP0325658A1 Ultrasonic diagnosing apparatus |
| 08/02/1989 | CN1034433A Ultrasonic hand-held refrigerant leak detector |
| 08/01/1989 | US4852416 Ultrasonic testing system with variable angle transducer mount |
| 08/01/1989 | US4852396 Self-calibrating ultrasonic measurement of dispersed phase volumetric holdup in liquid/liquid dispersions |
| 07/27/1989 | WO1989006796A1 System for nondestructively determining composite material parameters |
| 07/26/1989 | EP0325093A2 Shock-wave ultrasonic device |
| 07/26/1989 | EP0324855A1 Method and apparatus for ultrasonic flaw detection |
| 07/26/1989 | EP0324785A1 Atmospheric variable compensation for an automated inspection system |
| 07/26/1989 | EP0177547B1 Method and device for measuring the corrosivity of liquids |
| 07/25/1989 | US4850225 Measuring vibrational frequency of vibratable pins |
| 07/25/1989 | US4850220 Apparatus for measuring amount of ultrafiltrate and concentration of receiving solvent in dialysis |
| 07/19/1989 | CN1034065A Interpolation type apparatus for detection of defects by ultrasonic waves |
| 07/19/1989 | CN1034064A Method and apparatus for detecting and measuring elastic anisotropy |
| 07/18/1989 | US4848159 Ultrasonic inspection probe for laminated structures |
| 07/13/1989 | DE3742844A1 Device for monitoring the quality of laminar materials, preferably based on wood, such as chipboard or plywood, by means of an ultrasonic transmitter |
| 07/12/1989 | EP0323668A1 Ultrasonic echograph having a modified image cadence |
| 07/12/1989 | EP0199774B1 Method for measuring the solid material concentration and the grain size distribution in a suspension by using ultrasounds |
| 07/11/1989 | US4847037 Apparatus for the inspection of nuclear reactor fuel rods |
| 07/11/1989 | US4845990 Ultrasonic mine survey probe |
| 07/11/1989 | US4845989 Method and apparatus for determining elastic constants in tubes |
| 07/11/1989 | CA1257374A1 System and process for measuring ultrasonic velocity |
| 07/05/1989 | EP0322446A1 Bond strength measurement of composite panel products. |
| 07/04/1989 | US4844080 Ultrasound contact medium dispenser |
| 07/04/1989 | US4843896 Probe for internal bore inspection |
| 07/04/1989 | US4843885 Acoustic detection of bearing defects |
| 07/04/1989 | US4843884 Method and system for ultrasonic detection of flaws in test objects |
| 07/04/1989 | US4843866 Ultrasound phantom |
| 07/04/1989 | US4843847 Apparatus and method for ultrasonically inspecting articles for internal defects |
| 07/04/1989 | CA1256979A1 Ultrasound control device with a rolling component |