Chemical Essays: Principally Relating to the Arts and Manufactures of the British Dominions, Volumen 1author, and published, 1823 |
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Página 15
... consists merely in imparting to the metal a por- tion of carbon , by means of fusing it in crucibles with carbonate of lime , or by cementation with char- coal powder , in a peculiar kind of furnace constructed for that particular ...
... consists merely in imparting to the metal a por- tion of carbon , by means of fusing it in crucibles with carbonate of lime , or by cementation with char- coal powder , in a peculiar kind of furnace constructed for that particular ...
Página 22
... consisting in the fusion of siliceous earth with alkali 29 and the oxides of lead 30. In this metals produce on porcelain may be seen in the xiiith vol . of the Philosophical Magazine , page 342 ; and vol . xiv . page 17 , & c . 29 It ...
... consisting in the fusion of siliceous earth with alkali 29 and the oxides of lead 30. In this metals produce on porcelain may be seen in the xiiith vol . of the Philosophical Magazine , page 342 ; and vol . xiv . page 17 , & c . 29 It ...
Página 24
... consists in im- pregnating the animal matter with that peculiar principle taken from the vegetable kingdom , called tan ( or tannin ) , the effect of which may be explained entirely on chemical principles . It is also now known that ...
... consists in im- pregnating the animal matter with that peculiar principle taken from the vegetable kingdom , called tan ( or tannin ) , the effect of which may be explained entirely on chemical principles . It is also now known that ...
Página 90
... consists of twenty double plates four feet by two ; of which the whole surfaces are exposed in a wooden trough , in cells covered with cement , to the action of diluted acids . This battery , when in full action , had no more effect on ...
... consists of twenty double plates four feet by two ; of which the whole surfaces are exposed in a wooden trough , in cells covered with cement , to the action of diluted acids . This battery , when in full action , had no more effect on ...
Página 91
... consists of two hundred instruments , con- nected together in regular order , each composed of ten double plates arranged in cells of porcelain , and containing in each plate thirty - two square inches ; so that the whole number of ...
... consists of two hundred instruments , con- nected together in regular order , each composed of ten double plates arranged in cells of porcelain , and containing in each plate thirty - two square inches ; so that the whole number of ...
Otras ediciones - Ver todo
Chemical Essays, Principally Relating to the Arts and ..., Volumen 1 Samuel Parkes Vista completa - 1823 |
Chemical Essays: Principally Relating to the Arts and ..., Volumen 1 Samuel Parkes Vista completa - 1823 |
Chemical Essays: Principally Relating to the Arts and ..., Volumen 1 Samuel Parkes Vista completa - 1823 |
Términos y frases comunes
acetate alkali alumina Annales de Chimie apparatus atmospheric air avoirdupois barytes boiling bottle burning calico calico-printing caloric Carats carbonate of barytes carbonic acid charcoal chemical chemist Chemistry citrate citrate of lime citric acid cloth coal cold colour combustion compound containing cool copper crystals decomposed diluted dissolved distillation Drachms dyeing earth employed Essay evaporation experiments feet fire fire-place flame fluid formed furnace glass grains heat hydrogen inches iron Klaproth lemon juice lime liquor London manufacture means metal method mineral mixed mixture mordant mucilage muriate nature Nicholson's nitre occasion oil of vitriol operation ounces oxide oxygen Philosophical Transactions pieces plates portion potash pounds powder prepared preserved printed procured produced proportion pure purpose pyroligneous acid quantity salt soda soluble solution specific gravity steam substance sulphate sulphuric acid temperature tion vessel volume water of crystallization weight whole wood
Pasajes populares
Página 247 - And Pharaoh took off his ring from his hand, and put it upon Joseph's hand, and arrayed him in vestures of fine linen, and put a gold chain about his neck...
Página 53 - That not to know at large of things remote From use, obscure and subtle, but to know That which before us lies in daily life, Is the prime wisdom...
Página 135 - In plunging a light surrounded by a cylinder of fine wire gauze into an explosive mixture, I saw the whole cylinder become quietly and gradually filled with flame : the upper part of it soon appeared red hot, yet no explosion was produced.
Página 250 - The son of a woman of the daughters of Dan, and his father was a man of Tyre, skilful to work in gold, and in silver, in brass, in iron, in stone, and in timber, in purple, in blue, and in fine linen, and in crimson; also to grave any manner of graving, and to find out every device which shall be put to him, with thy cunning men, and with the cunning men of my lord David thy father.
Página 96 - When pieces of charcoal about an inch long and onesixth of an inch in diameter, were brought near each other (within the thirtieth or fortieth part of an inch) a bright spark was produced, and more than half the volume of the charcoal became ignited to whiteness, and by withdrawing the points from each other a constant discharge took place through the heated air, in a space equal at...
Página 253 - And it shall come to pass, that when they enter in at the gates of the inner court, they shall be clothed with linen garments; and no wool shall come upon them, whiles they minister in the gates of the inner court, and within.
Página 248 - Fine linen with broidered work from Egypt was that which thou spreadest forth to be thy sail; blue and purple from the isles of Elishah was that which covered thee.
Página 140 - I placed the whole apparatus in a large receiver, in which, by means of a gas-holder, the air could be contaminated to any extent with coal gas. As soon as there was a slight admixture of coal gas, the platinum became ignited; the ignition continued to increase till the flame of the wick was extinguished, and till the whole cylinder became filled with flame ; it then diminished. When the quantity of coal gas was increased so as to extinguish the flame ; at the moment of the extinction the cage of...
Página 52 - This, as far as it goes, is an evidence against a subtile elastic fluid, producing the calorific expansion ;-but it cannot be considered as decisive on account of the imperfection of our instruments. A cubical inch of inflammable air requires a good balance to ascertain that it has any sensible weight, and a substance bearing the same relation to this, that this bears to platinum, could not perhaps be weighed by any method in our possession.