The Repertory of patent inventions [formerly The Repertory of arts, manufactures and agriculture]. Vol.1-enlarged ser

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Seite 15 - Having thus described the nature of my invention, and the manner of performing the same, I would have it understood that I do not confine myself to the...
Seite 58 - ... executors, administrators, or assigns, should at any time agree with, and no others, from time to time, and at all times thereafter during the term of years therein expressed, should and lawfully might make, use, exercise, and vend...
Seite 312 - Nicole, do hereby declare that the nature of my said Invention, and the manner in which the same is to be performed, are...
Seite 58 - ... his executors, administrators, and assigns, and every of them, by himself and themselves, or by his and their deputy or deputies, servants or agents, or such others as he...
Seite 180 - It is in this state that I prefer to employ it. 6. Into the iodide thus prepared and modified, the plate is dipped for a few seconds. All these operations may be performed by moderate daylight, avoiding, however, the direct solar rays. 7. A solution is made of nitrate of silver, containing about 70 grains to one ounce of water. To three parts of this add two of acetic acid. Then, if the prepared plate is rapidly dipped once or twice into this solution, it acquires a very great degree of sensibility,...
Seite 140 - and that the Instrument in Writing under my Hand and Seal, hereunto annexed, particularly describes and ascertains the Nature of the said Invention and the Manner in which the same is to be performed...
Seite 38 - I prefer, however, in every case to distil or drive off the whole of the paraffine oil to be obtained from the coal. The production of the desired products from a charge of coals in a retort will be known to be finished by the liquid ceasing to run from the worm. The crude product of this process is an oil containing paraffine, which, as I have already stated, I call paraffine oil.
Seite 22 - And in order that my invention may be most fully understood, and readily carried into effect, I will proceed to describe the means pursued by me in carrying out my invention.
Seite 289 - Improvements in the construction and manufacture of sewers, drains, waterways, pipes, reservoirs, and receptacles for liquids or solids, and for the making of columns, pillars, capitals, pedestals, bases, and other useful and ornamental objects, from a substance never heretofore employed for such manufactures.
Seite 38 - But in order to obtain the largest quantity of crude parafine oil from coals by means of this process, and produce the smallest quantity of permanent gas by the action of the heat employed, whatever may be the apparatus used, care must be taken to heat the coals gradually, and to apply the lowest temperature necessary to complete the operation.

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