Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 513
00. These several types in practice are identified by theirbuilders or originators names. The predominance of onetype over another is so often in any one locality a matter ofbusiness enterprise or commercial achievement, and the im- 45^ MECHANICAL ENGINEERING OF POWER PLANTS. provements on each… … Fig. 387.244. Spherical Unit Type.—Figs. 385 and 386 show asectional boiler built up of spheroids of cast iron in earlier TYPES OF BOILERS. 459 forms, and latterly of steel castings of Bessemer metal. Theseeach have circular openings which fit similar openings in theunits above and below them,…
Mechanical engineering · Steam power plants
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