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 1-5 of 77
Page 6
... means of accommodating and meeting the wants of the traveling community . The active rivalry now existing between the Pennsylvania Railroad and the Bound Brook Route of the Philadelphia and Reading Rail- road has resulted in giving us ...
... means of accommodating and meeting the wants of the traveling community . The active rivalry now existing between the Pennsylvania Railroad and the Bound Brook Route of the Philadelphia and Reading Rail- road has resulted in giving us ...
Page 36
... means of silicon . This addition of silicon was made at Eston under the form of grey pig carrying 3 per cent . of silicon . In conformity with the preceding theory , the disengagement of carbonic oxide , which gave to the opera- tion of ...
... means of silicon . This addition of silicon was made at Eston under the form of grey pig carrying 3 per cent . of silicon . In conformity with the preceding theory , the disengagement of carbonic oxide , which gave to the opera- tion of ...
Page 37
... means to avoid the rephosphorization was also tried at Eston . The mass of metal and slag was cooled in a ladle furnished with a stopper and an orifice at the bottom ; then the metal alone was • led into a second ladle , where ...
... means to avoid the rephosphorization was also tried at Eston . The mass of metal and slag was cooled in a ladle furnished with a stopper and an orifice at the bottom ; then the metal alone was • led into a second ladle , where ...
Page 42
... means of a ladle which is plunged into the converter . This is hammered , cooled and broken . The appearance of the break is sufficiently characteristic to indicate the increase ( of phosphorus ? ) given by overblowing . The engineers ...
... means of a ladle which is plunged into the converter . This is hammered , cooled and broken . The appearance of the break is sufficiently characteristic to indicate the increase ( of phosphorus ? ) given by overblowing . The engineers ...
Page 48
... means of the pulley , and adjust its tension automatically . How perfectly that suspension adjusts the tension can be seen if we bring the bars KK into the position shown by the dotted lines . Even this abnormal position will not ...
... means of the pulley , and adjust its tension automatically . How perfectly that suspension adjusts the tension can be seen if we bring the bars KK into the position shown by the dotted lines . Even this abnormal position will not ...
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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