METHOD OF REMOVING CONTAMINATION WHILE DRILLING HOLES IN CONDUCTOR PLATE
The method uses oxidising agents, such as permanganates in aqueous solution and/or swelling agents, and employs ultrasonic treatment, and is characterised in that the circuit boards are guided horizontally during the treatment.
Gespeichert in:
Hauptverfasser: | , |
---|---|
Format: | Patent |
Sprache: | eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | The method uses oxidising agents, such as permanganates in aqueous solution and/or swelling agents, and employs ultrasonic treatment, and is characterised in that the circuit boards are guided horizontally during the treatment. |
---|