The Emporium of Arts & Sciences, Volume 1John Redman Coxe, Thomas Cooper J. Delaplaine, 1815 - Industrial arts Contains instructional essays on a wide range of topics, including, but not limited to: the art of making gun flints, the construction of a movable table for the use of engravers, preparing ox-gall, blowing up rocks under water, the manufacture of iron and steel wire and gilt buttons, methods of telegraphic signalling (including smoke signals), and methods for preparing varnishes. Also contains numerous reports on topics such as: spontaneous combustion, the effect of magnetism on time-pieces, the remains of a woolly mammoth, the wines and champagne of France, the construction of theaters (and their acoustical properties), the qualities of rapeseed oil, and many other topics. |
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Page 15
... Charcoal of wood . Charcoal or Coak of Pitcoal . On the Blast furnace . On the methods of regulating the blast . On the various kinds of Pig Iron produced from a blast furnace . On the Bloomery or Refinery . On the characters of pure ...
... Charcoal of wood . Charcoal or Coak of Pitcoal . On the Blast furnace . On the methods of regulating the blast . On the various kinds of Pig Iron produced from a blast furnace . On the Bloomery or Refinery . On the characters of pure ...
Page 44
... charcoal . Carbonated , carbonation , the uniting pure charcoal to an ore , which converts it into a metal . T. C. to an opaque brown glass streaked with white , 294 44 Iron .
... charcoal . Carbonated , carbonation , the uniting pure charcoal to an ore , which converts it into a metal . T. C. to an opaque brown glass streaked with white , 294 44 Iron .
Page 50
... charcoal 240 5520 Let the second variety of argillaceous ores contain , clay 10 , si- lex 7 , lime 3 = 20 . In this case , 4 ounces troy of ore -- or 1920 grains , would require 4 bottle glass 1920 chalk 1920 01 121 charcoal ] 360 6120 ...
... charcoal 240 5520 Let the second variety of argillaceous ores contain , clay 10 , si- lex 7 , lime 3 = 20 . In this case , 4 ounces troy of ore -- or 1920 grains , would require 4 bottle glass 1920 chalk 1920 01 121 charcoal ] 360 6120 ...
Page 51
... charcoal more than sufficient to produce perfect malleable iron , but producing uniform fusible cast iron . † By a carburet of iron , is meant , iron combined with a large pro- portion of pure charcoal , or carbon . Malleable iron , is ...
... charcoal more than sufficient to produce perfect malleable iron , but producing uniform fusible cast iron . † By a carburet of iron , is meant , iron combined with a large pro- portion of pure charcoal , or carbon . Malleable iron , is ...
Page 58
... charcoal , a globule of metal will be obtained , which evinces the richness of the scoria ; this , having lost its colouring principle ( the metal ) , becomes clear and trans- parent . The results from these ores by fusion afford va ...
... charcoal , a globule of metal will be obtained , which evinces the richness of the scoria ; this , having lost its colouring principle ( the metal ) , becomes clear and trans- parent . The results from these ores by fusion afford va ...
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Common terms and phrases
appears argillaceous bar iron becomes blast blast-furnace blistered steel bottle button calcareous carbonat carbonic acid carburetted cast iron cast steel cent char charcoal clay coaks coal cokes colour combination combustion common contain cool crucible crude iron degree of heat diameter distillation earth effects England equal experiments exposed feet fire flame flavour fluid flux forge fracture fuel furnace fused fusibility fusion glass grains gypsum half hammer hardened Hence hydrogen inches iron-stone less lime limestone liquor magnesia malleable iron manufacture means melted metal method mixed mixture mould Mushet nearly obtained operation oxyd oxygen pieces pit-coal plants plates portion potash produce proportion pure quantity of carbon red heat require salt scoria silex smelting specific gravity stone substance sufficient sulphat sulphur surface temperature thick tilt hammer tion various vegetable vessel vitriol weight welding wine wood
Popular passages
Page 498 - Give strong drink unto him that is ready to perish, and wine unto those that be of heavy hearts. Let him drink and forget his poverty and remember his misery no more.
Page 486 - It ascends me into the brain ; dries me there all the foolish and dull and crudy vapours which environ it; makes it apprehensive, quick, forgetive, full of nimble, fiery, and delectable shapes; which delivered o'er to the voice, — the tongue, — which is the birth, becomes excellent wit.
Page 486 - A good sherrissack hath a twofold operation in it: it ascends me into the brain, dries me there all the foolish and dull and crudy vapours which environ it, makes it apprehensive, quick, forgetive, full of nimble, fiery and delectable shapes, which delivered o'er to the voice, the tongue, which is the birth, becomes excellent wit.
Page 112 - The heat which the oven acquires in the former operation is always sufficient of itself to light up the new charge ; the combustion of which is accelerated by the atmospheric air that rushes in through the joints of the loose bricks in the doorway. In two or three hours the combustion gets to such a height, that they find it necessary to check the influx of atmospheric air...
Page 113 - ... receptacle similar to a baker's oven, previously brought to a red heat. Here the door is constantly open, and the heat of the oven is sufficient to dissipate all the bitumen, of the coals, the disengagement of which is promoted by frequently stirring with a long iron rake.
Page 7 - ... employed in it, by all the ties of habit and of interest, to their own country ; while foreign trade tends to denationalize the affections of those whose property is dispersed in foreign countries, whose interests are connected with foreign interests, whose capital is but partially invested at the place of their domicil, and who can remove with comparative facility from one country to another. The wise man observed of old, that 'where the treasure is, there will the heart be also ;' and time...
Page 112 - Which is generally quite ofF in 12 hours more ; a few loose stones are then laid on the top of the chimney, and closely covered up with a thick bed of sand or earth. All connexion with the atmosphere is now cut off, and in this situation the whole remains for 12 hours, to complete the operation. The door-way is then opened, and the coaks are raked out into wheelbarrows, to be carted away.