Journal of the Franklin Institute of the State of Pennsylvania for the Promotion of the Mechanic Arts: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patent InventionsFranklin Institute, 1840 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 69
Page 20
... lime and baryta . The identity of its crystaline form with that formerly given for the same compound , favors the results of Johnston . It will be interesting to see how many of the results of Thomson's analyses presented in my last ...
... lime and baryta . The identity of its crystaline form with that formerly given for the same compound , favors the results of Johnston . It will be interesting to see how many of the results of Thomson's analyses presented in my last ...
Page 112
... lime used , and from oxidation generally . I do not intend , how- ever , to confine myself in this particular , but to use any kind of sheet metal which I may find adapted to my purpose . When tin plate is used , the dis- tance of the ...
... lime used , and from oxidation generally . I do not intend , how- ever , to confine myself in this particular , but to use any kind of sheet metal which I may find adapted to my purpose . When tin plate is used , the dis- tance of the ...
Page 116
... lime process ; he only claims it as being part of the apparatus by which his invention is carried into effect : and he claims more particulary as the invention secured to him by the present Letters Patent , depriving coal gas , employed ...
... lime process ; he only claims it as being part of the apparatus by which his invention is carried into effect : and he claims more particulary as the invention secured to him by the present Letters Patent , depriving coal gas , employed ...
Page 119
... lime to answer this purpose with the greatest economy : sixty - four parts of zinc dissolved will require for this purpose about fifty - six parts of lime of the best quality and reduced to the state of cream of lime by slacking and ...
... lime to answer this purpose with the greatest economy : sixty - four parts of zinc dissolved will require for this purpose about fifty - six parts of lime of the best quality and reduced to the state of cream of lime by slacking and ...
Page 120
... lime as a precipitant of zinc , nor the producing hydrogen gas from the decomposition of water . But I claim as my invention the use and application of zinc in any form in the decomposition of common salt , and in the manufacture of ...
... lime as a precipitant of zinc , nor the producing hydrogen gas from the decomposition of water . But I claim as my invention the use and application of zinc in any form in the decomposition of common salt , and in the manufacture of ...
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Common terms and phrases
ammonia amount apparatus applied arrangement atmosphere average bars bitumen boiler canal carbonic acid carriage cast iron cent Certificate of Honourable claim Clear-do Cloudy-do coal colour combination Committee consists construction containing copper cost cylinder deposited described Dew point diameter distance dollars effect employed equal exhibited experiments Fahrenheit feet Franklin Institute friction frustrum furnace glass heat Honourable Mention improvement inches inclined plane increase invention labour length lever lime liquid locomotive machine magnesia manner manufacture matter means metal miles mode motion nitric acid obtained operation oxide Papin passing patent Philadelphia piece pipe piston placed plate portion pressure produced puddling furnace purpose quantity railroads rails railway resistance revolving road rollers screw shaft side silver solution specimens steam engine stone stroke engine sulphate sulphuric sulphuric acid surface temperature tion tube valve vessel wages weight wheels white lead whole zinc
Popular passages
Page 115 - Be it known that I, John Fitch, of Philadelphia, in the county of Philadelphia, the State of Pennsylvania, have invented a new and improved mode of preventing steam-boilers from bursting, and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon.
Page 287 - General, who is a member of the Cabinet of the President of the United States: but, like the other cabinet officers, receives only the moderate salary of 6000 dollars.
Page 98 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Page 25 - Whenever, through inadvertence, accident, or mistake. and without any fraudulent or deceptive intention, a patentee has claimed more than that of which he was the original or first inventor or discoverer...
Page 18 - The Committee on Science and the Arts, constituted by the Franklin Institute of the State of Pennsylvania for the promotion of the Mechanic Arts, to whom was referred for examination, two reflecting telescopes, made by Mr.
Page 83 - A description and draught of a new-invented machine for carrying vessels or ships out of or into any harbour, port, or river, against wind or tide, or in a calm.
Page 305 - Now know ye, that in compliance with the said proviso, I, the said William Graham, do hereby declare the nature of the said invention, and the manner in which the same is to be performed...
Page 11 - I have taken a piece of a whole cannon, whereof the end was burst, and filled it three quarters full of water, stopping and screwing up the broken end, as also the touchhole, and making a constant fire under it ; within twenty-four hours it burst, and made a great crack...
Page 25 - Office; and it shall thereafter be considered as part of the original specification to the extent of the interest possessed by the claimant and by those claiming under him after the record thereof.
Page 25 - The specifications and claim in every such case shall be subject to revision and restriction in the same manner as original applications are.