Journal of the Franklin Institute, 80. sējums;110. sējumsFranklin 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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1.–5. rezultāts no 60.
22. lappuse
... observed quantities therein given , and adding his own remarks : BOILER . ( See sketch ) . The boiler was composed of two horizontal cylindrical shells , one so placed immediately above the other that the same vertical plane passed ...
... observed quantities therein given , and adding his own remarks : BOILER . ( See sketch ) . The boiler was composed of two horizontal cylindrical shells , one so placed immediately above the other that the same vertical plane passed ...
32. lappuse
... observed that , after a short period of use , the masonry was more or less warped by heat , and cracked , the inleakage of air becom- ing correspondingly increased . When a boiler set in brick - work is used during only a portion of the ...
... observed that , after a short period of use , the masonry was more or less warped by heat , and cracked , the inleakage of air becom- ing correspondingly increased . When a boiler set in brick - work is used during only a portion of the ...
33. lappuse
... observed that all the elements which are found in the even series , in Mendelejeff's classification , are magnetic , while those of the odd series are diamag- netic . This result furnishes new and interesting evidence of the shrewdness ...
... observed that all the elements which are found in the even series , in Mendelejeff's classification , are magnetic , while those of the odd series are diamag- netic . This result furnishes new and interesting evidence of the shrewdness ...
42. lappuse
... Observation shows that the oxidation of the phosphorus does not commence until after the elimination of the greater part of the silicon , and after the combustion of a considerable proportion of carbon . Nevertheless , the ...
... Observation shows that the oxidation of the phosphorus does not commence until after the elimination of the greater part of the silicon , and after the combustion of a considerable proportion of carbon . Nevertheless , the ...
44. lappuse
... observed in Sweden . The loss , according to the engineers of Hörde , is not greater than in their ordinary operations with pig iron from hematites , 10 to 11 per cent .; whereas with the silicious iron of Luxemburg , in the same basic ...
... observed in Sweden . The loss , according to the engineers of Hörde , is not greater than in their ordinary operations with pig iron from hematites , 10 to 11 per cent .; whereas with the silicious iron of Luxemburg , in the same basic ...
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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