118905 ⎘
Specific additives; Means for adding material different from burners or lances Porous plug
Securing device for a cylindrical ceramic hollow body and fireproof ceramic gas purging brick having such type of securing device
#2Refractory purging devices
#3Method for exchangeably fastening a refractory purge plug or sleeve
#4TUYER DEVICE FOR INTRODUCING GAS MEDIA UNDER A LIQUID METAL LEVEL
#5Low cost making of a low carbon, low sulfur, and low nitrogen steel using conventional steelmaking equipment
#6Low cost making of a low carbon, low sulfur, and low nitrogen steel using conventional steelmaking equipment