| 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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| 01/03/1978 | US4065958 Method of controlling physical characteristics of fluid medium |
| 12/27/1977 | US4064742 Ultrasonic inspection device |
| 12/27/1977 | US4064741 Real-time ultrasonic imaging system |
| 12/27/1977 | US4064735 Excitation and spectral calibration of acoustic emission systems |
| 12/20/1977 | US4063549 Ultrasonic method and apparatus for imaging and characterization of bodies |
| 12/13/1977 | US4062229 Method of testing the integrity of installed rock bolts |
| 12/13/1977 | US4062227 CW ultrasonic bolt tensioning monitor |
| 11/29/1977 | US4060716 Method and apparatus for automatic abnormal events monitor in operating plants |
| 11/29/1977 | US4059989 Non-destructive examination of an article particularly a tire, with ultrasonic energy |
| 11/29/1977 | US4059988 Preliminary screening of wooden poles |
| 11/29/1977 | US4059987 Apparatus and method for measuring the water content of oil flowing in a pipe |
| 11/22/1977 | US4059010 Ultrasonic inspection and diagnosis system |
| 11/15/1977 | US4058004 Apparatus for measuring erosion produced by cavitation |
| 11/15/1977 | US4058002 Dispersive electromagnetic surface acoustic wave transducer |
| 11/15/1977 | US4058001 Ultrasound imaging system with improved scan conversion |
| 11/15/1977 | US4058000 Ultrasonic immersion type testing |
| 11/08/1977 | US4056972 Testing of inaccessable parts |
| 11/08/1977 | US4056971 Distance amplitude compensation system |
| 11/08/1977 | US4056970 Ultrasonic velocity and thickness gage |
| 11/01/1977 | US4055989 Weld inspection system with dual flaw detection |
| 11/01/1977 | US4055988 Alignment control apparatus for a turntable used in an ultrasonic testing system |
| 10/25/1977 | US4055478 Coulometric titrator |
| 10/25/1977 | US4055072 Apparatus for measuring a sorbate dispersed in a fluid stream |
| 10/18/1977 | US4054054 Fluid flow measurement apparatus |
| 10/18/1977 | US4054053 Automatic weld flaw detector |
| 10/11/1977 | US4053827 Apparatus for measuring, and indicating, the thickness of a non-metallic coating on an arcuate metal surface |
| 10/11/1977 | US4052977 Methods of and apparatus for ascertaining the characteristics of motion of inaccessible moving elements |
| 10/11/1977 | US4052889 System for measurement of subsurface fatigue crack size |
| 10/11/1977 | US4052888 Apparatus for the ultrasonic examination of bodies having non-planar surfaces |
| 10/11/1977 | US4052887 Ultrasonic testing device and method |
| 09/27/1977 | US4050384 Tube inspection and servicing apparatus |
| 09/27/1977 | US4050292 Method and apparatus for testing railroad wheels |
| 09/20/1977 | US4050055 Attenuator circuit ultrasonic testing |
| 09/20/1977 | US4048847 Nondestructive detection of stress |
| 09/20/1977 | US4048846 Pressure responsive apparatus |
| 09/06/1977 | US4046477 Interferometric method and apparatus for sensing surface deformation of a workpiece subjected to acoustic energy |
| 09/06/1977 | US4046220 Method for distinguishing between single-phase gas and single-phase liquid leaks in well casings |
| 08/30/1977 | US4044606 Sensing thickness of a thin body disposed between two diverse surfaces |
| 08/30/1977 | US4044594 Ultrasonic track testing carriage |
| 08/23/1977 | US4044273 Ultrasonic transducer |
| 08/23/1977 | US4043185 Device for non-destructive testing of rolled steel plate and the like |
| 08/23/1977 | US4043181 Ultrasonic pulse-echo apparatus |
| 08/23/1977 | US4043176 Acoustic white noise generator |
| 08/16/1977 | US4041774 Acoustic data acquisition device |
| 08/16/1977 | US4041773 Ultrasonic inspection apparatus for well operations |
| 08/02/1977 | US4039767 Acoustic emission transducer calibration |
| 07/26/1977 | US4038629 Propagation delay meter |
| 07/26/1977 | US4037465 Ultrasonic probe system for the bore-side inspection of tubes and welds therein |
| 07/19/1977 | US4036373 Automatic inspection apparatus |
| 07/19/1977 | US4036065 Grain loss monitor |
| 07/19/1977 | US4036057 Automatic threshold control means and the use thereof |
| 07/12/1977 | US4034744 Ultrasonic scanning system with video recorder |
| 07/05/1977 | USRE29288 Material analyzing apparatus and method |
| 07/05/1977 | US4033179 Acoustic emission monitoring system |
| 07/05/1977 | US4033178 Fluid coupled test probe |
| 07/05/1977 | US4033177 Dual trace display for ultrasonic testing apparatus |
| 07/05/1977 | US4033176 Pocket-sized, direct-reading ultrasonic thickness gauge |
| 06/28/1977 | US4031743 Ultrasonic echogram display |
| 06/21/1977 | US4030370 Transducer positioner for testing tubes from inside diameter |
| 06/21/1977 | US4030343 Apparatus for providing an ultrasonic sectional view stating the proportion of meat and lard in biological material |
| 06/21/1977 | US4030342 Acoustic microscope for scanning an object stereo-optically and with dark field imaging |
| 06/14/1977 | US4029084 Ultrasound applicator with guide slot for puncturing cannula |
| 06/14/1977 | US4028933 Acoustic microscope |
| 06/07/1977 | US4027528 Apparatus for ultrasonic inspection of ferromagnetic materials |
| 05/31/1977 | US4026157 Method of quantitatively determining the grain size of substances |
| 05/31/1977 | US4026144 Apparatus for the generation of polychromatic ultrasonographs |
| 05/31/1977 | US4026143 Ultrasonic sensor assembly |
| 05/24/1977 | US4025165 Electro optical imaging device |
| 05/24/1977 | US4024768 Determination of particle sizes |
| 05/17/1977 | US4024522 Acoustic emission system for welding flaw detection |
| 05/17/1977 | US4023503 Conveying installation |
| 05/10/1977 | US4022055 Pulse-echo method and system for testing wall thicknesses |
| 05/03/1977 | US4021771 Scan acoustical holographic imaging apparatus |
| 05/03/1977 | US4020688 Ultrasonic inspection apparatus for vertical members |
| 05/03/1977 | US4020679 Sled for ultrasonic NDT system |
| 04/26/1977 | US4019373 Ultrasonic transducer mounting and coupling assembly |
| 04/19/1977 | US4019169 Ultrasonic wave transmitting and receiving apparatus |
| 04/19/1977 | US4018084 Acoustic emissions simulator |
| 04/19/1977 | US4018082 Device for nondestructive ultrasonic testing of cylindrical parts |
| 04/12/1977 | US4017810 Voltage controlled oscillator |
| 04/12/1977 | US4016862 Echoscope for examination of objects |
| 04/12/1977 | US4016751 Ultrasonic beam forming technique |
| 04/12/1977 | US4016750 Ultrasonic imaging method and apparatus |
| 04/12/1977 | US4016746 System and detector for measuring by means of sound the liter weight of the material in satellite coolers for rotative ovens |
| 04/05/1977 | US4016528 Moving target detector |
| 04/05/1977 | US4015464 Ultrasonic continuous wave particle monitor |
| 03/29/1977 | US4014650 Ultrasonic coagulation timer |
| 03/29/1977 | US4014207 Sector scanning ultrasonic inspection apparatus |
| 03/22/1977 | US4013905 Remote acoustic probe |
| 03/22/1977 | US4012951 Acoustic examination methods and apparatus |
| 03/22/1977 | US4012950 Method of and apparatus for acoustic imaging |
| 03/22/1977 | US4012946 Ultrasonic weld inspection system |
| 03/22/1977 | US4012870 Apparatus for measuring and changing vibration frequency of metal B |
| 03/15/1977 | US4011750 Method and apparatus for ultrasonic examination of objects |
| 03/15/1977 | US4011748 Method and apparatus for acoustic and optical scanning of an object |
| 03/08/1977 | US4011472 Acoustic emission transducer |
| 03/08/1977 | US4010636 Vessel examination system |
| 03/08/1977 | US4010635 Sonic interference suppressor |
| 02/22/1977 | US4009463 Acoustic emission monitoring system |
| 02/22/1977 | US4008603 Ultrasonic method and apparatus for measuring wall thickness of tubular members |