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 15
... obtained . From this it will be seen that waste of water from the taps being left open for a longer time than while the required and limited delivery is taking place , IS IMPOSSI- BLE . After such delivery has taken place , and whilst ...
... obtained . From this it will be seen that waste of water from the taps being left open for a longer time than while the required and limited delivery is taking place , IS IMPOSSI- BLE . After such delivery has taken place , and whilst ...
Page 32
... obtained copies of the steam logs of the Arctic , for the time he was Chief Engineer of her ; and believing that the detailed performance of so celebrated a vessel would be generally acceptable , I have prepared them for the Journal ...
... obtained copies of the steam logs of the Arctic , for the time he was Chief Engineer of her ; and believing that the detailed performance of so celebrated a vessel would be generally acceptable , I have prepared them for the Journal ...
Page 47
... obtained the crystals are not found , and the metal acquires a long and very tenacious fibre . I have not been able to ascertain the exact ratio of the tenacities of the purified and unpurified iron , but I have de- termined the ...
... obtained the crystals are not found , and the metal acquires a long and very tenacious fibre . I have not been able to ascertain the exact ratio of the tenacities of the purified and unpurified iron , but I have de- termined the ...
Page 48
... obtained a great economy from the non- destruction of the fire - boxes and tubes by the sulphur . I also obtained at Manchester very satisfactory results , by employing coke thus prepared for the re - melting of iron in cubilot furnaces ...
... obtained a great economy from the non- destruction of the fire - boxes and tubes by the sulphur . I also obtained at Manchester very satisfactory results , by employing coke thus prepared for the re - melting of iron in cubilot furnaces ...
Page 58
... obtained shall cease . The letters patent are to be void unless £ 50 be paid at the end of three years from the date thereof , and £ 100 further at the end of seven years . Certificates of these payments are to be issued under the ...
... obtained shall cease . The letters patent are to be void unless £ 50 be paid at the end of three years from the date thereof , and £ 100 further at the end of seven years . Certificates of these payments are to be issued under the ...
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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