Annual of scientific discovery. 1855Gould and Lincoln, 1855 |
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Pagina 59
... MANUFACTURE OF IRON FOR SHIP - BUILDING . Robert M. Garvin , of Glasgow , has devised the following method for preventing the adhesion of barnacles , and other animal matters , or forma- tions to the bottoms of iron ships when afloat ...
... MANUFACTURE OF IRON FOR SHIP - BUILDING . Robert M. Garvin , of Glasgow , has devised the following method for preventing the adhesion of barnacles , and other animal matters , or forma- tions to the bottoms of iron ships when afloat ...
Pagina 61
... manufactured coils of pipe of the two metals , of precisely the same dimensions . They were made , by hydraulic pressure ... MANUFACTURE OF IRON . Mr. H. Leachman , of Islington , England , has patented an invention , which consists in ...
... manufactured coils of pipe of the two metals , of precisely the same dimensions . They were made , by hydraulic pressure ... MANUFACTURE OF IRON . Mr. H. Leachman , of Islington , England , has patented an invention , which consists in ...
Pagina 63
... manufactured by dipping thin sheets of clean refined iron into hot melted tin , until , by repeated immersions , the surface of the iron becomes more or less thickly coated . The particles of tin adhere to the iron , with- out any more ...
... manufactured by dipping thin sheets of clean refined iron into hot melted tin , until , by repeated immersions , the surface of the iron becomes more or less thickly coated . The particles of tin adhere to the iron , with- out any more ...
Pagina 64
... manufacture of tin foils and sheets , that by it I accomplish the reduction of the cost , though retaining those qualities which are essential to the purposes for which such foil or metal is required This I effect by combining the baser ...
... manufacture of tin foils and sheets , that by it I accomplish the reduction of the cost , though retaining those qualities which are essential to the purposes for which such foil or metal is required This I effect by combining the baser ...
Pagina 67
... manufacture of railway wheels ; but it is equally applicable to the produc- tion of other articles . Scrap or wrought - iron may be employed , or bars or plates cut into small pieces , and it must be melted into crucibles , such as are ...
... manufacture of railway wheels ; but it is equally applicable to the produc- tion of other articles . Scrap or wrought - iron may be employed , or bars or plates cut into small pieces , and it must be melted into crucibles , such as are ...
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