The Repertory of Patent Inventions: And Other Discoveries and Improvements in Arts, Manufactures, and Agriculture ...T. and G. Underwood, 1809 |
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Seite 362 - Now Know Ye, that in compliance with the said proviso, I, the said Adolphe Nicole, do hereby declare that the nature of my said Invention, and the manner in which the same is to be performed, are particularly described and ascertained in and by the following statement thereof, reference being had to the Drawing hereunto annexed, and to the figures and letters marked thereon...
Seite 296 - To all to whom these presents shall come, &c.: — Now know ye, that in compliance with the said proviso. I, the said John Henry Cassell, do hereby declare that the nature of my invention, and the manner in which the same...
Seite 387 - When I first attempted to bring up poultry in the above way, I lost immense numbers by too great heat ; and suffocation, owing to the roofs of the mothers not .being sufficiently ventilated ; and when that evil was remedied, I had another serious one to encounter. I found chickens brought up in this way did not thrive upon the food I gave them, and many of them died, till I thought of getting coarse barley-meal, and steaming it till quite soft : the boy feeds them with this and minced potatoes alternately...
Seite 204 - ... of these conjectures. I mentioned in the Bakerian Lecture for 1807, that a modification of a phlogistic chemical theory might be defended on the idea that the metals and inflammable solids, usually called simple, were compounds of the same matter as that existing in hydrogen, with peculiar unknown bases, and that the oxides...
Seite 204 - Are hydrogene and nitrogene both metals in the aeriform state, at the usual temperatures of the atmosphere, bodies of the same character, as zinc and quicksilver would be in the heat of ignition ? Or are these gases, in their common form, oxides, which become metallized by deoxydation ? Or are they simple bodies not metallic in...
Seite 128 - ... there remained brilliant metallic scales round it, which instantly became covered with a white crust in the air, and some of which inflamed spontaneously. The platina appeared much corroded, and of a darker tint than belongs to the pure metal. When it was plunged into water it strongly effervesced : the fluid that came from it was alkaline; when a few drops of muriatic acid were added to the solution, a white cloudiness occurred, which various trials demonstrated, depended upon the presence of...
Seite 146 - Jl O all to whom these presents shall come, &c. Now KNOW YE, that in compliance with the said proviso, • I the said...
Seite 123 - ... powder, which proved to be magnesia. In several cases in which amalgams of the metals of the earths, containing only a small quantity of mercury were obtained, I exposed them to air on a delicate balance, and always found that during the conversion of metal into earth, there was a considerable increase of weight. I endeavoured to ascertain the proportions of...
Seite 222 - Bullough, do hereby declare that the nature of our said Invention, and the manner in which the same is to be performed, is particularly described and ascertained in and by the...
Seite 119 - ... grains in weight, the whole was covered, by a film of naphtha, and the plate was made positive, and the mercury negative, by a proper communication with the battery of five hundred.