Journal of the Franklin Institute, Volume 80; Volume 110Franklin Institute, 1880 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Results 6-10 of 74
Page 39
... steel having '03 to 06 of phosphorus . Below are given some numerical details communicated by the works of Hörde : Horde Iron . Luxembourg Iron Grey . White . Silicon , Phosphorus , 1.50 to 2.85 0.36 1.218 1.30 to 1.01 1.70 1.726 ...
... steel having '03 to 06 of phosphorus . Below are given some numerical details communicated by the works of Hörde : Horde Iron . Luxembourg Iron Grey . White . Silicon , Phosphorus , 1.50 to 2.85 0.36 1.218 1.30 to 1.01 1.70 1.726 ...
Page 49
... steel , and is not the improvement of the puddling process itself worthy the attention of engineers equally with the Bes- semer and open - hearth processes ? The changes involved in the conversion of pig iron into wrought iron are well ...
... steel , and is not the improvement of the puddling process itself worthy the attention of engineers equally with the Bes- semer and open - hearth processes ? The changes involved in the conversion of pig iron into wrought iron are well ...
Page 51
... Steel will be found more detailed statements concerning these processes . That any of them has proved satisfaetory I question . One of the imperfections common to them all is the difficulty of keeping the raw iron from gathering in the ...
... Steel will be found more detailed statements concerning these processes . That any of them has proved satisfaetory I question . One of the imperfections common to them all is the difficulty of keeping the raw iron from gathering in the ...
Page 53
... steel supplant iron ? In a paper on the Separation of Phosphorus from Pig Iron , read before the Iron and Steel Institute of Great Britain in 1878 , by I. Lowthian Bell , occurs the following : " The elimination of this metalloid from ...
... steel supplant iron ? In a paper on the Separation of Phosphorus from Pig Iron , read before the Iron and Steel Institute of Great Britain in 1878 , by I. Lowthian Bell , occurs the following : " The elimination of this metalloid from ...
Page 54
... steel . Even taking the same grade of pig metal for the manufacture of wrought iron as is now used for steel , the mild . grades of the latter suitable for structural purposes will , no doubt ,, give higher results by mechanical tests ...
... steel . Even taking the same grade of pig metal for the manufacture of wrought iron as is now used for steel , the mild . grades of the latter suitable for structural purposes will , no doubt ,, give higher results by mechanical tests ...
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acid Anthracite apparatus battery bobbin boiler bone oil carbon carbonic acid cent chamber coal gas combustion compression constructed containing cubic cylinder diameter dimensions drawing-roller dy dz dynamo-electric effect elastic elastic limit electric light employed experiments feet fibres Franklin Institute furnace gases gills give heating surface horizontal horse-power hour increase ingot iron jute length locomotive machine magnet manganese matter means mechanical ment metal metric metric system miles miles per hour millimetre minute motion nuts obtained ordinary oxide oxygen paraffine Patents Perkins Engine phosphorus pins piston placed plate pound of coal pounds per square practical pressure produced proportion quantity Rendus resistance revolutions per minute rollers screws selenium shaft shell side silica slag sliver speed square inch steam dome steam engine steel strain Sulphur temperature tion tons tubes valve vaporized velocity vertical vessel weight wheels wire