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Libros Libros 1 - 10 de 10 sobre ... cylinders, welded together endwise. Each ring was made of bars wound upon an...
" ... cylinders, welded together endwise. Each ring was made of bars wound upon an arbor spirally, like winding a ribbon upon a block, and, being welded and shaped in dies, were joined endwise, when in the furnace and at a welding heat, and afterwards pressed... "
Proceedings of the American Academy of Arts and Sciences - Página 38
por American Academy of Arts and Sciences - 1868
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Memoirs of the American Academy of Arts and Sciences, Volumen6

1857
...furnace and at a welding heat, and afterwards pressed together in a mould by a hydrostatic press of 1,000 tons' force. Finding in the early stage of the manufacture...previously formed steel ring. Eight of these guns were 6-pgunders of the common United States bronze pattern, and eleven were 32-pounders of about 80 inches'...
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Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art

1857
...furnace and at a welding heat, and afterwards pressed together in a mould by a hydrostatic press of 1,000 tons' force. Finding in the early stage of the manufacture...those made afterwards with a lining of steel, the wrought iron bars being wound upon a previously formed steel ring. Eight of these guns were 6-pounders...
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Annual of Scientific Discovery: or, Year-book of Facts in Science and Art ...

David A. Wells, A.M. - 1857
...furnace and at a welding heat, and afterwards pressed together in a mould by a hydrostatic press of 1,000 tons' force. Finding in the early stage of the manufacture...those made afterwards with a lining of steel, the wrought iron bars being wound upon a previously formed steel ring. Eight of these guns were 6-pounders...
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Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art

David Ames Wells, Charles Robert Cross, John Trowbridge, William Ripley Nichols, George Bliss, Samuel Kneeland - 1857
...furnace and at a welding heat, and afterwards pressed together in a mould by a hydrostatic press of 1,000 tons' force. Finding in the early stage of the manufacture that the softness of the wrought iron was a serions defect, I formed those made afterwards with a lining of steel, the wrought iron bars being...
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Ure's Dictionary of Arts, Manufactures, and Mines: Containing a ..., Volumen1

Andrew Ure - 1860
...furnace and at a welding heat, and afterwards pressed together in a mould by a hydrostatic press of 1000 tons force." Finding in the early stage of the manufacture...softness of the wrought iron was a serious defect, he formed those made afterwards with a lining of steel, the wrought-iron bars being wound upon a previously...
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The American Journal of Science and Arts

1866
...furnace at a welding heat, and afterwards pressed together in a mould by a hydrostatic press of 1000 tons' force. Finding in the early stage of the manufacture...those made afterwards with a lining of steel, the wrought iron bars being wound upon a previously formed steel ring. Eight of these guns were 6-pounders...
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The Annual of Scientific Discovery: Or, Year-book of Facts in ..., Volumen17

1867
...in the early stage of the manufacture that the softness of the wrought-iron was a serious defect, 1 formed those made afterwards with a lining of steel,...wound upon a previously formed steel ring. Eight of theseguns were six-pounders, of the common United States bronze pattern, and eleven were thirty-two-pounders,...
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A dictionary of arts, manufactures, and mines, Volumen1

Andrew Ure - 1867
...furnace and at a welding heat, and afterwards pressed together in a mould by a hydrostatic press of 100O tons force." Finding in the early stage of the manufacture...softness of the wrought iron was a serious defect, he formed those made afterwards with a lining of steel, the wrought-iron bars being wound upon a previously...
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The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art

1857
...and at a •welding heat, and afterwards pressed together in a mould by a hydrostatic press of 1,000 tons' force. Finding in the early stage of the manufacture...those made afterwards with a lining of steel, the wrought iron bars being -wound upon a previously formed steel ring. Eight of these guns were 6-pounders...
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The Atlantic Monthly, Volumen32

1873
...iron was a serious defect, I formed those made afterwards with a lining of steel, the wrought iron bars being wound upon a previously formed steel ring. Eight of these guns were 6-pounders of the common United States bronze pattern, and eleven were 32-pounders, about eighty inches...
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