Kroll, A [Melting using high speed, high frequency equipment with buffering-gas methods]. [electronic resource] - Das Dental-Labor. Le Laboratoire dentaire. The Dental laboratory Oct 1986 - 1539-41 p. digital Publication Type: Journal Article ISSN: 0011-8656 Subjects--Topical Terms: Dental AlloysDental Casting Technique--instrumentationDental High-Speed EquipmentHydrogenNitrogen