Energy-saving alternating-current demagnetization device and method for ferromagnetic pipe and rod electromagnetic detection
Energy-saving alternating-current demagnetization device and method for ferromagnetic pipe and rod electromagnetic detection
- CN 107,240,477 B
- Filed: 06/02/2017
- Issued: 08/24/2021
- Est. Priority Date: 06/02/2017
- Status: Active Grant
- EN CH
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- Pin
