Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 77
223. This cylinder of loose segmental bars is temporarily held together by a screw-clip, and each end be-ing put into the furnace until a welding heat is produced, the bars are then partially welded together,and the clip removed. The whole cylinder is then placed in the furnace and brought to a…
Mechanical engineering
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