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Apparatus for internal inspection of a workpiece having a hollow cylindrical hole |
Edgar Zaus |
2013-11-12 |
| 7690257 |
Method and device for checking a welding seam present at one of the interior surfaces of a reactor pressure vessel |
Thomas Rehfeldt, Peter Kaluza |
2010-04-06 |
| 7594439 |
Method and device for ultrasonic testing of a workpiece having an uneven surface |
Eberhard Fischer, Friedrich Mohr |
2009-09-29 |
| 7516664 |
Method for the ultrasound testing of a workpiece within a curved region of its surface and device suitable for the execution of the process |
Jana Becker, Thomas Rehfeldt |
2009-04-14 |
| 7010980 |
Method of determining the porosity of a workpiece |
— |
2006-03-14 |
| 5987993 |
Test apparatus and method for nondestructive material testing |
Dieter Lingenberg |
1999-11-23 |
| 5936162 |
Method for the production of ultrasound waves for nondestructive materials testing and an ultrasound test instrument |
Dieter Lingenberg |
1999-08-10 |
| 4370889 |
Test device for the detection and analysis of material faults |
Klaus Ruthrof |
1983-02-01 |