DE2161557

The discs are coated with a protective layer of lacquer leaving the circumferential edge exposed and held by grooved rotating shafts and a fixed grooved comb like plate, the profile of the grooves forming the desired profile on the edge of the discs. The appts. is then immersed in a soln. of HF or N...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HUESGEN, DIETER, BECKER, ERHARD
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRONIC CIRCUITRY CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY ELECTRICITY GLASS IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL RESONATORS SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS
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Beschreibung
Zusammenfassung:	The discs are coated with a protective layer of lacquer leaving the circumferential edge exposed and held by grooved rotating shafts and a fixed grooved comb like plate, the profile of the grooves forming the desired profile on the edge of the discs. The appts. is then immersed in a soln. of HF or NH4NF2.