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Process of Roasting Ores.
Patent for a process for roasting ores "wherein the ore is conveyed by an air-blast to and through a roasting-chamber" (lines 12-14), including illustrations.
Date:
May 26, 1903
Creator:
Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
System:
The Portal to Texas History
Circuit-Breaker for Storage Batteries
Patent for a circuit-breaker for storage batteries "whereby the circuit is automatically broken when the storage battery has become fully charged. (line 11-13)
Date:
May 26, 1903
Creator:
Garrett, Henry
System:
The Portal to Texas History
Ore-Roaster
Patent for an ore roaster " to provide an apparatus for roasting ore in which the ore is suspended in a current of air moving in a rotary path and entirely surrounded by the same, whereby the fusing of the more readily fusible constituents of the ore is prevented and much better results in the concentration secured." (lines 14-21)
Date:
May 26, 1903
Creator:
Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
System:
The Portal to Texas History