| 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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| 10/24/1978 | US4121467 Non-destructive technique for surface wave velocity measurement |
| 10/17/1978 | US4120291 Ultrasonic scanning apparatus |
| 10/10/1978 | US4119950 Gas detection |
| 10/10/1978 | US4119938 Methods and devices for ultrasonic imaging |
| 10/10/1978 | US4119891 Oscilloscope for the image display of sectional planes of a body |
| 10/03/1978 | US4117733 Test system carrier for ultrasonic testing of nozzle seams, pipe connection seams and nozzle corners in pressure vessels, particularly reactor pressure vessels of nuclear power plants |
| 10/03/1978 | US4117731 Pseudo continuous wave instrument |
| 10/03/1978 | US4117716 Densitometer apparatus |
| 09/26/1978 | US4117446 Devices for probing by ultrasonic radiation |
| 09/19/1978 | US4114455 Ultrasonic velocity measuring method and apparatus |
| 09/12/1978 | US4112927 Ultrasonic detector with audible indication signal |
| 09/12/1978 | US4112775 Fillet weld inspection system |
| 09/12/1978 | US4112773 Ultrasonic particulate sensing |
| 09/12/1978 | US4112740 Method and apparatus for determining a change of the flow state of flowable substances from its static state to its flowing state or vice verse |
| 09/12/1978 | US4112735 Detection of bubbles in a liquid |
| 09/12/1978 | CA1038486A1 Acoustic emission transducer calibration |
| 09/05/1978 | US4112411 Device for echography by means of focussed ultrasonic beams |
| 09/05/1978 | US4111055 Pulse echo ultrasonic system |
| 09/05/1978 | US4111054 Gravidity detection method and apparatus |
| 09/05/1978 | US4111053 Audible bond tester |
| 09/05/1978 | US4111040 Testing for corrosion of the internal wall of a metal chamber |
| 09/05/1978 | US4111035 Engine knock signal generating apparatus with noise channel inhibiting feedback |
| 09/05/1978 | CA1038038A1 Apparatus for measuring and indicating the thickness of non-metallic coatings |
| 08/22/1978 | US4108004 Self-propelled pipe inspecting apparatus |
| 08/22/1978 | US4107981 Method of estimating ground pressure |
| 08/15/1978 | US4106348 Device for examination by means of ultrasonic vibrations |
| 08/15/1978 | US4106347 Ultrasonic inspection apparatus for tubular members and method |
| 08/15/1978 | US4106346 Grey-level ultrasonic imaging |
| 08/15/1978 | US4106327 Anisotropic determination and correction for ultrasonic flaw detection by spectral analysis |
| 08/15/1978 | US4106326 Initialization and preparation of on-production-line ultrasonic test equipment |
| 08/15/1978 | CA1036707A1 Moisture indicating apparatus |
| 08/15/1978 | CA1036383A1 Method and means for analyzing substances by photoacoustic spectrum analysis |
| 08/08/1978 | US4104922 Electromagnetic transducer |
| 08/01/1978 | US4103677 Ultrasonic camera |
| 07/25/1978 | US4102207 Electromagnetic ultrasound transducer |
| 07/25/1978 | US4102206 Device for inspecting a tube by ultrasonics |
| 07/25/1978 | US4102205 Method and apparatus for ultrasonic nondestructive testing of workpieces with automatic compensation for the probe, workpiece material, and temperature |
| 07/25/1978 | US4102203 Underwater inspection and communication apparatus |
| 07/18/1978 | US4101795 Ultrasonic probe |
| 07/18/1978 | US4100916 Three-dimensional ultrasonic imaging of animal soft tissue |
| 07/18/1978 | US4100809 Method for excitation and reception of ultrasonic plate waves in workpieces and devices for realizing same |
| 07/18/1978 | US4100808 Apparatus for evaluating a bond |
| 07/11/1978 | US4099420 Transducer positioning apparatus |
| 07/11/1978 | US4099419 Ultrasonic tomography apparatus |
| 07/11/1978 | US4099416 Resolution real-time ultrasonic imaging apparatus |
| 07/04/1978 | US4099045 Ultrasonic testing method and apparatus for resistance welding |
| 07/04/1978 | US4098132 Ultrasonic search wheel probe |
| 07/04/1978 | US4098131 Method and apparatus for increasing the speed of ultrasonic pulse-echo testing |
| 07/04/1978 | US4098130 Energy reflection flaw detection system |
| 07/04/1978 | US4098129 Non-destructive testing of materials using ultrasonic waves |
| 07/04/1978 | US4098128 Method of and apparatus for monitoring slag thickness in refining crucible |
| 06/27/1978 | US4097835 Dual transducer arrangement for ultrasonic imaging system |
| 06/27/1978 | US4096757 Method and apparatus for examining weld defects in vertical pipes by supersonic waves |
| 06/27/1978 | US4096756 Variable acoustic wave energy transfer-characteristic control device |
| 06/27/1978 | US4096755 Ultrasonic inspection apparatus |
| 06/27/1978 | US4096738 Method for testing filled glass containers |
| 06/20/1978 | US4096467 Ultrasonic image conversion |
| 06/20/1978 | US4095474 Monitoring systems and instruments |
| 06/20/1978 | US4095457 Apparatus for detecting changes in parameters of liquid flowing in a pipe based on sing-around method |
| 06/13/1978 | US4094306 Apparatus for ultrasonic examination |
| 06/06/1978 | US4093382 Hybrid holographic non-destructive test system |
| 06/06/1978 | US4092868 Ultrasonic inspection of pipelines |
| 06/06/1978 | US4092867 Ultrasonic scanning apparatus |
| 05/23/1978 | US4090400 Methods and apparatus for the non-destructive testing of bonded articles |
| 05/16/1978 | US4089227 Apparatus for measuring the radial dimensions of a cylindrical tube by ultrasonics |
| 05/16/1978 | US4089226 System for residual tire life prediction by ultrasound |
| 05/16/1978 | US4089225 System for residual tire life prediction by ultrasound |
| 05/16/1978 | US4089224 Acoustic emission fatigue analyzer |
| 05/09/1978 | US4088907 Piezoelectric acoustic emission instrumentation |
| 05/09/1978 | US4088030 Apparatus for ultrasonic examination |
| 05/09/1978 | US4088029 Ultrasonic flaw detector |
| 05/09/1978 | US4088028 Method and apparatus for adjusting defect signal gate in ultrasonic test circuit |
| 05/02/1978 | US4086818 Ultrasonic imaging apparatus |
| 05/02/1978 | US4086817 Method and apparatus for determining the acceptability of a weld formed by applying repetitive pulses of energy to the weld site |
| 05/02/1978 | US4086816 Method and apparatus for distinguishing stress wave emissions from mechanical noise |
| 04/18/1978 | US4084444 Rotary ultrasonic testing apparatus |
| 04/11/1978 | US4083232 Medical tomograph system using ultrasonic transmission |
| 04/11/1978 | US4083225 On-line ultrasonic gas entrainment monitor |
| 03/28/1978 | US4080839 Testing method using ultrasonic energy |
| 03/28/1978 | US4080837 Sonic measurement of flow rate and water content of oil-water streams |
| 03/28/1978 | US4080836 Method of measuring stress in a material |
| 03/14/1978 | US4078435 Simultaneous display of compound and simple ultrasound scans |
| 03/14/1978 | US4078434 Method and apparatus for determining the parameters of natural vibration of a system |
| 03/07/1978 | US4077253 Apparatus and method for the imaging of the internal structure of a three-dimensional solid and/or liquid object |
| 02/21/1978 | US4075601 Combined pipeline marker and test unit |
| 02/21/1978 | US4075598 Ultrasonic wave transmitting and receiving apparatus |
| 02/21/1978 | US4074564 Reconstruction system and method for ultrasonic imaging |
| 02/14/1978 | US4073193 Transducer device |
| 02/07/1978 | US4072046 Acoustic pycnometer |
| 01/31/1978 | US4070917 Ultrasonic pulse-echo thickness and velocity measuring method |
| 01/31/1978 | US4070905 Ultrasonic beam scanning |
| 01/24/1978 | US4070642 Ultrasonic wave transmitting and receiving apparatus |
| 01/24/1978 | US4070561 Method and apparatus of controlling an automatic inspection device |
| 01/17/1978 | US4068524 Ultrasonic inspection of articles |
| 01/17/1978 | US4068523 Non-destructive testing |
| 01/17/1978 | US4068521 Ultrasonic air and blood foam detector |
| 01/10/1978 | US4067653 Differential optoacoustic absorption detector |
| 01/03/1978 | US4066969 Multiple sheet detecting apparatus |
| 01/03/1978 | US4065976 Mechanical scanning method and apparatus for ultrasonic imaging, or the like |
| 01/03/1978 | US4065960 Method and apparatus for monitoring the operation of ultrasonic testing of tubes and bars |