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Priority to RO131099ApriorityCriticalpatent/RO99578B1/en
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Inventia se refera la un procedeu de obtinere a unei topituri de sticla verde, care consta în introducerea în amestecul de nisip, soda calcinata, carbonat de calciu, carbonat de potasiu si sulfat de sodiu a oxizilor de cobalt, cupru si a bicromatului de sodiu, omogenizarea timp de 10 min a amestecului într-un amestecator cu palete si topirea la 1480 grade C, timp de 12 h, într-un cuptor cu creuzete refractare, obtinându-se o sticla de culoare verde-albastrui, utilizata la confectionarea articolelor de menaj.The invention relates to a process for obtaining a green glass melt which consists in the introduction of cobalt, copper and sodium dichromate oxides into the mixture of sand, calcined soda, calcium carbonate, potassium carbonate and sodium sulphate, homogenizing the mixture for 10 minutes in a batch mixer and melting at 1480 degrees C for 12 hours in a refractory crucible furnace to obtain a green-blue bottle used to house household articles .
RO131099A1987-12-211987-12-21Process for obtaining a glass melt
RO99578B1
(en)