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] |
No grāmatas satura
1.–5. rezultāts no 87.
19. lappuse
... obtained a bronze metal for excellence of workmanship . This engine was designed and constructed by Mr. John Ramsbot- tom . The following are its principal dimensions : Area of grate in square feet , Heating surface in 66 Stroke of ...
... obtained a bronze metal for excellence of workmanship . This engine was designed and constructed by Mr. John Ramsbot- tom . The following are its principal dimensions : Area of grate in square feet , Heating surface in 66 Stroke of ...
31. lappuse
... obtained in ordinary marine boilers during much longer experiments , with poorer proportions for economy of fuel , and not better coal , the rate of combustion per hour per square foot of heating surface being about the same . Here is a ...
... obtained in ordinary marine boilers during much longer experiments , with poorer proportions for economy of fuel , and not better coal , the rate of combustion per hour per square foot of heating surface being about the same . Here is a ...
34. lappuse
... obtained from a pig iron as highly charged with phosphorus as the iron of Cleveland and the Moselle , and the Krupp or Narjes - Bender process , producing purified pig iron ( fontes mazée ) , partially dephosphorized , and capable of ...
... obtained from a pig iron as highly charged with phosphorus as the iron of Cleveland and the Moselle , and the Krupp or Narjes - Bender process , producing purified pig iron ( fontes mazée ) , partially dephosphorized , and capable of ...
35. lappuse
... obtained remained cold ; the loss was as much as 18 to 20 per cent . , that is to say , it required 1200 kilogrammes of metal , from the furnace , to obtain 1000 kilogrammes of steel ingots , whereas 1130 or 1140 suffice when the metal ...
... obtained remained cold ; the loss was as much as 18 to 20 per cent . , that is to say , it required 1200 kilogrammes of metal , from the furnace , to obtain 1000 kilogrammes of steel ingots , whereas 1130 or 1140 suffice when the metal ...
44. lappuse
... obtained from the same burden . The fact that phosphorus is sought for in the iron , or added during the operation , as the case may be , in order to facilitate its after elimi- mation , is certainly very interesting , and seems even ...
... obtained from the same burden . The fact that phosphorus is sought for in the iron , or added during the operation , as the case may be , in order to facilitate its after elimi- mation , is certainly very interesting , and seems even ...
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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