DEGREASING AND CLEANING METHOD OF METALLIC OBJECTS

Metallic articles are cleaned quickly and safely, degreased and disinfected (i.e. kitchen utensils, crockery, pointed objects with increasing paint loss) by immersion in a molten salt bath contg. 50% sodium-nitrite and 50% sodium-nitrate at 200-400 deg.C for 30 mins. Cooled articles are rinsed with...

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Bibliographische Detailangaben
Hauptverfasser:	ATANASIU FLORIN, FERMEZON VASILE, FERMUS ALEXANDRU, BUCULEI NECULAI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL SURFACE TREATMENT CHEMISTRY CLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICALMETHODS OTHER THAN ELECTROLYSIS COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY
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Beschreibung
Zusammenfassung:	Metallic articles are cleaned quickly and safely, degreased and disinfected (i.e. kitchen utensils, crockery, pointed objects with increasing paint loss) by immersion in a molten salt bath contg. 50% sodium-nitrite and 50% sodium-nitrate at 200-400 deg.C for 30 mins. Cooled articles are rinsed with water. This method of purification may also be applied in medical establishments.