Patent Certificate


Method for measuring the basic hysteresis loop of soft magnetic materials using a measuring device (invention patent)

Method for measuring the basic hysteresis loop of soft magnetic materials using a measuring device (invention patent)

Measurement method of DC magnetic properties of closed-loop soft magnetic materials (invention patent)

Measurement method of DC magnetic properties of closed-loop soft magnetic materials (invention patent)

Ferromagnetic cylindrical DC magnetic performance standard sample determination method, magnetic conductivity meter calibration method invention patent (invention patent)

Ferromagnetic cylindrical DC magnetic performance standard sample determination method, magnetic conductivity meter calibration method invention patent (invention patent)

Three-dimensional magnetic field generating device (invention patent)

Three-dimensional magnetic field generating device (invention patent)

Helmhertz magnetic moment test coil against remote magnetic field fluctuation interference (utility model patent)

Helmhertz magnetic moment test coil against remote magnetic field fluctuation interference (utility model patent)

Multi-pole magnetizing magnetic ring flux automatic alignment test device (utility model patent)

Multi-pole magnetizing magnetic ring flux automatic alignment test device (utility model patent)

Dry pressing radial orientation magnetic field device (utility model patent)

Dry pressing radial orientation magnetic field device (utility model patent)

On-line detection device for magnetic powder of magnetorheological fluid (utility model patent)

On-line detection device for magnetic powder of magnetorheological fluid (utility model patent)

Basic hysteresis loop measuring device for soft magnetic materials (utility model patent)

Basic hysteresis loop measuring device for soft magnetic materials (utility model patent)

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