a. An iron scraper serving as a rake in removing scoriae from the surface
of melted metal. Fay
b. A charcoal burner's shovel. Webster 3rd
c. A mechanical rake for skimming the bath in a melting or refining
furnace or for stirring the ore in a roasting furnace by hand or
mechanically. Webster 3rd
Source:
Dictionary of Mining, Mineral, and Related Terms
