HYMUL
REFRACTORIES FOR FURNACES-NAMELY, KILN FURNITURE, HEAT TREATING FURNACE PARTS, METAL MELTING FURNACE PARTS, FURNACE HEARTHS, FURNACE LININGS, BURNER BLOCKS, TAP-OUT BLOCKS, HEARTH SUPPORTS, AND PROTECTIVE TUBES FOR THERMOCOUPLES
Expired · July 24, 1961 · 72124540 ·