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Scientific American, Vol. 77, No. 25 (December 1897) (1897)
leaf 7
in this mill, is the furnace. The rolls are concave and are curved to greater credit than that in which the work of welding the outside radius of the finished pipe, and between double ended, the material being introduced at one end on the flanges is carried on. The interior of this shop and… … shaped, so that the horizontally projecting portion 5.-P0RMING UP A 5-INCH PIPE. © 1897 SCIENTIFIC AMERICAN, INC.Pipe · Power · Torpedo · Machine · Prism · Steel · Horse power · Patents · Boat catcher · Three miles · Scientific American · Prism light · Torpedo boat · Gas engine · Wrought iron · Acetylene gas · Storage battery
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