发明授权
US09029729B2 Reopening of cooling-air bores using a nanosecond laser in the microsecond range 有权
在微秒范围内使用纳秒激光器重新打开冷气孔

Reopening of cooling-air bores using a nanosecond laser in the microsecond range
摘要:
A process for reopening cooling-air holes by a laser in order to remove coat down is provided. A nanosecond laser is provided and used for reopening the holes, wherein pulse times between 1 μs and 20 μs and a pulse frequency between 20 kHz and 40 kHz provided by the nanosecond laser are used.
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