摘要 |
<p>Described herein is a method and apparatus that can be used for heat treating a metal In at least one of the following processes: carburizing, carbonitriding, nitrocarburizing, controlled carbon potential annealing, softening, brazing and sintering that may be conducted, for example, in a one atmosphere-pressure, batch or continuous furnace and in an atmosphere that is oxygen free and comprises nitrogen and at least one hydrocarbon.</p> |