Societatea Pe Actiuni De Productie Si Comert "Elcas"
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Priority claimed from SU4893962external-prioritypatent/RU2020136C1/en
Application filed by Societatea Pe Actiuni De Productie Si Comert "Elcas"filedCriticalSocietatea Pe Actiuni De Productie Si Comert "Elcas"
Priority to MD94-0388ApriorityCriticalpatent/MD329C2/en
Publication of MD329B1publicationCriticalpatent/MD329B1/en
Publication of MD329C2publicationCriticalpatent/MD329C2/en
The essence of the invention: the unmetalled enamel frit for steel contains, in weight per and: silicon oxide SiO2; aluminium oxide 4-6 Al2O3; boron oxide B2O3; sodium oxide Na2K; titanium oxide TiO2; phosphorus oxide P2O5; ferrous oxide Fe2O3; cobaltic oxide Co2O3; manganic oxide MnO2; nickelic oxide Ni2O3; the proportion of Co2O3 and Ni2O3 is 1,77-2,0. The characteristics of the unmetalled enamel frit: the roasting interval 320-330°C, the shock resistance 11,76-14,99 kgm/j.Claims:1
MD94-0388A1990-12-251994-11-22Unmetalled enamel frit for steel
MD329C2
(en)