London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Volume 3William Newton, Charles Frederick Partington W. Newton, 1822 |
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Pagina 18
... prepared by cutting , sawing , rasping , and filing ; and by these means it is wrought to such a uniform thickness as may be required . A quarter of an inch is considered a proper thickness , but a lesser or a greater may be adopted ...
... prepared by cutting , sawing , rasping , and filing ; and by these means it is wrought to such a uniform thickness as may be required . A quarter of an inch is considered a proper thickness , but a lesser or a greater may be adopted ...
Pagina 23
... prepared in as stiff a consistence as possible , and in that state , thrown into hoppers by manual labour . From the hoppers , the clay descends obliquely into the feeding boxes Wright's , for Machinery to make Bricks and Tiles . 23.
... prepared in as stiff a consistence as possible , and in that state , thrown into hoppers by manual labour . From the hoppers , the clay descends obliquely into the feeding boxes Wright's , for Machinery to make Bricks and Tiles . 23.
Pagina 26
... preparing a shape or nucleus of clay of the desired form , and baking or burn- ing it afterwards in the usual manner ... prepared in a rude manner in common clay , by an appa- ratus , known among potters by the name of the throwing wheel ...
... preparing a shape or nucleus of clay of the desired form , and baking or burn- ing it afterwards in the usual manner ... prepared in a rude manner in common clay , by an appa- ratus , known among potters by the name of the throwing wheel ...
Pagina 40
... power ; and the one may fairly be considered as the indispensable preparation for the other . This object is the imitation of natural ap- pearances , such as have actually existed , or such 40 Review of New Publications .
... power ; and the one may fairly be considered as the indispensable preparation for the other . This object is the imitation of natural ap- pearances , such as have actually existed , or such 40 Review of New Publications .
Pagina 45
... prepared a lamp , sur- rounded with real white gauze which had been previously immersed in phosphate of ammonia , and afterwards dried . This lamp he plunged into an explosive gaseous mixture ; course , no explosiou took place , and ...
... prepared a lamp , sur- rounded with real white gauze which had been previously immersed in phosphate of ammonia , and afterwards dried . This lamp he plunged into an explosive gaseous mixture ; course , no explosiou took place , and ...
Overige edities - Alles bekijken
Veelvoorkomende woorden en zinsdelen
acid ammonia animal apparatus appears applied attached axle black tea blow-pipe boiler bottle bottom brass capstan carbonate carbonic acid carriage cast iron chlorine cock colours communication condensed conj connected consists construction contrivance copper crank cylinder described diameter Diff drawing Ecliptic edge effect employed engine engravings equal feet fixed flame frame friction frisket green tea heat hinge-joints horizontal horse hyæna improvement inches inclined plane inking invention Journal of Arts lever loco-motive London Lower Edmonton machine manufacture means metal method Middlesex mode months for inrolment Moon motion mould moveable observations obtained operation paper passing patent pieces pipe piston placed plates present printing produced purpose quantity rail road rocket rollers rotatory round Royal screw Sealed shewn shews side Society spindle spring steam steam-engine surface tion valves vessel waggons weight WESTLEY RICHARDS wheel whelps
Populaire passages
Pagina 280 - View of the Progress of Architecture in England, from the Beginning of the Reign of Charles I., to the End of the Seventeenth Century ; and an Appendix of authentic Documents.
Pagina 146 - On a new species of Rhinoceros found in the interior of Africa, the Skull of which bears a close resemblance to that found in a fossil state in Siberia and other countries.
Pagina 210 - ... elephant, rhinoceros, hippopotamus, horse, ox, two or three species of deer, bear, fox, water-rat, and birds. The bones are for the most part broken, and gnawed to pieces, and the teeth lie loose among the fragments of the bones ; a very few teeth remain still fixed in broken fragments of the jaws.
Pagina 255 - ... of water. These shelves are piled one over another in the chamber, to the height of five or six feet, cross-bars below each keeping them about an inch asunder, that the gas may have free room to circulate over the surface of the calcareous hydrate. The alembics for generating the chlorine, which are usually nearly spherical, are in some cases made entirely of lead, in others, of two hemispheres joined together in the middle, the upper hemisphere being lead, the under one, cast-iron. The first...
Pagina 211 - The animals found in the cave agree in species with those that occur in the diluvian gravel of England, and of great part of the Northern hemisphere ; four of them, the hyaena, elephant, rhinoceros, and hippopotamus, belong to species that are now extinct, and to genera that live exclusively in warm climates, and which are found associated together only in the Southern portions of Africa near the Cape. It is certain from the evidence afforded by the interior of the den (which is of the same kind...
Pagina 156 - Ihe newly precipitated carbonates of the above enumerated metals are readily soluble to a certain extent, in the solutions in which they are formed, (though perfectly neutral.) In the cases of cobalt and cerium this re-dissolution of the recent precipitate formed by carbonate of ammonia is very considerable, and a solution of either of these metals, thus impregnated with the metallic carbonate, becomes a test of the presence of peroxide of iron, of a delicacy surpassing most of the re-agents used...
Pagina 216 - Provide pint or quart bottles, which must be perfectly clean, sweet and dry ; draw the milk from the cow into the bottles, and as they are filled, immediately cork them well up, and fasten the corks with pack-thread or wire. Then spread a little straw...
Pagina 132 - Mihi a docto doctore Domandatur causam et rationem quare Opium facit dormire. A quoi respondeo, Quia est in eo Virtus dormitiva, Cujus est natura Sensus assoupire.
Pagina 263 - Universal Technological Dictionary, or Familiar Explanation of the Terms used in all Arts and Sciences ; containing Definitions drawn from the original Writers and illustrated by Plates, Diagrams, Cuts, <$T.
Pagina 258 - ... in each column. At the end of two days the distillation is intermitted, and the chamber is laid open. After two hours the workman enters, to introduce the alternate trays, covered with fresh hydrate of lime, and at the same time rakes up thoroughly the half-formed chloride in the others. The door is then secured, and the chamber, after being filled for two days more with chlorine, is again opened, to allow the first set of trays to be removed, and to be replaced by others containing fresh hydrate,...