Journal of the Franklin InstituteFranklin Institute, 1853 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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Page 26
... weight , the lever , or its equivalent , and the safety or escape valve , and its ordinary weight , acting in the manner and for the purposes herein described . " 2. For an Improvement in Cream Freezers ; Eber C. Seaman , Philadelphia ...
... weight , the lever , or its equivalent , and the safety or escape valve , and its ordinary weight , acting in the manner and for the purposes herein described . " 2. For an Improvement in Cream Freezers ; Eber C. Seaman , Philadelphia ...
Page 41
... weight 932 of distilled water at 624 pounds per cubic foot , becomes 1030-2125 pounds of steam evaporated per minute , or 61812-75 pounds per hour by 81991 pounds of coal , which is 7.539 pounds of steam evaporated per hour from sea ...
... weight 932 of distilled water at 624 pounds per cubic foot , becomes 1030-2125 pounds of steam evaporated per minute , or 61812-75 pounds per hour by 81991 pounds of coal , which is 7.539 pounds of steam evaporated per hour from sea ...
Page 63
... weight of the grains , and contained the following substances calculated in the form of oxides : - Silica 0-918 Phosphoric acid 0.500 Nickel ( and cobalt ) 0-129 Lime and magnesia 0-178 Alumina 0-213 Vanadic acid trace Manganese trace ...
... weight of the grains , and contained the following substances calculated in the form of oxides : - Silica 0-918 Phosphoric acid 0.500 Nickel ( and cobalt ) 0-129 Lime and magnesia 0-178 Alumina 0-213 Vanadic acid trace Manganese trace ...
Page 92
... weight , ) leading from the fire box to the smoke chamber , or not , as may be deemed best , arranging the parts in the manner described , or in any other manner substantially the same as hereinbefore and in the said drawings described ...
... weight , ) leading from the fire box to the smoke chamber , or not , as may be deemed best , arranging the parts in the manner described , or in any other manner substantially the same as hereinbefore and in the said drawings described ...
Page 107
... weight of the person caused a cock , something similar to that herein shown , to let the water into the hopper - shaped pan , and I am also aware that closets have been made , in which the pan was moved away by the motion of the seat ...
... weight of the person caused a cock , something similar to that herein shown , to let the water into the hopper - shaped pan , and I am also aware that closets have been made , in which the pan was moved away by the motion of the seat ...
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acid alumina apparatus applied arrangement Assignor axle beam blast boiler carbon carbonic acid cast iron cause cent centre centum chamber Claim.-"What I claim coal colors combination condensation connexion construction cutter cylinder diameter effect engine equivalent evaporated experiments feet fire box flues frame Franklin Institute furnace fusel oil gases glass heating surface hour hydrochloric acid Improvement increase india rubber indicator diagrams invention consists Journal length letters patent lever locomotive machine machinery manner manufacture means mechanical metal miles minute mode motion mould nitric acid obtained operation oxide pass patent Pennsylvania Philadelphia pipe piston pitch placed plate portion pounds present pressure produced proportion purpose quantity railway rollers screw shaft side silica slide speed spring square inch steam Stove stroke substantially as described temperature tion train tubes valve vertical vessel weight wheel wrought iron York