Sentence Examples


  • The open grate still holds favour in England, though in America and on the continent of Europe it has been superseded by the closed stove.
  • I) similar in appearance to the ordinary domestic grate, the other (fig.
  • The maximum rate of combustion may be as much as so lb of coal per square foot of grate per hour, and in exceptional cases even a greater rate than this has been maintained.
  • A few experimental results are set forth in Table XX., from which it will be seen that with a relatively low rate of combustion, a rate which denotes very light service, namely lb of coal per square foot of grate per hour, the efficiency of the boiler is %, which is as good a result as can be obtained with the best class of stationary boiler or marine boiler even when using economizers.
  • For instance, an engine having a grate area of 30 sq.

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