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 28
Page 28
... Oxide of iron , traces Magnesia , traces Alumina , silica and loss , 0.001 0.010 Water , 999.945 990.240 1000.000 1000.000 In comparing the above two analyses , there must be recollected : 1st . That the feed - water being very pure ...
... Oxide of iron , traces Magnesia , traces Alumina , silica and loss , 0.001 0.010 Water , 999.945 990.240 1000.000 1000.000 In comparing the above two analyses , there must be recollected : 1st . That the feed - water being very pure ...
Page 34
... oxide of iron , intended to absorb the silica and phosphoric acid produced . Continuation of the blowing beyond the ordinary stopping point in Bessemer operations . Determination of the practical end of the dephosphorisation by a series ...
... oxide of iron , intended to absorb the silica and phosphoric acid produced . Continuation of the blowing beyond the ordinary stopping point in Bessemer operations . Determination of the practical end of the dephosphorisation by a series ...
Page 35
... oxide resulting from the reac- tion of the carbon of the spiegel on the oxide of iron of the bath . There is then produced a partial rephosphorization of the purified metal ; about a thousandth of phosphorus is added to that which had ...
... oxide resulting from the reac- tion of the carbon of the spiegel on the oxide of iron of the bath . There is then produced a partial rephosphorization of the purified metal ; about a thousandth of phosphorus is added to that which had ...
Page 36
... oxide of iron of the bath on the carbon of the spiegel or of the ferro - manganese , they called to their aid silicon . In acting on the dissolved oxide the silicon gives origin to silica , which remains in the bath and has no ...
... oxide of iron of the bath on the carbon of the spiegel or of the ferro - manganese , they called to their aid silicon . In acting on the dissolved oxide the silicon gives origin to silica , which remains in the bath and has no ...
Page 37
... oxide , prevented the rephosphorization . This would seem to give reason to the opinion attributing this aug- mentation of phosphorus to the action of the carbonic acid on the slag . Another means to avoid the rephosphorization was also ...
... oxide , prevented the rephosphorization . This would seem to give reason to the opinion attributing this aug- mentation of phosphorus to the action of the carbonic acid on the slag . Another means to avoid the rephosphorization was also ...
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Common terms and phrases
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