A Practical Treatise on Mechanical Engineering: Comprising Metallurgy, Moulding, Casting, Forging, Tools, Workshop Machinery, Mechanical Manipulation, Manufacture of the Steam-engine, Etc. : with an Appendix on the Analysis of Iron and Iron OresHenry Carey Baird, 1864 - 416 σελίδες |
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Σελίδα 32
... carried off as a fusible slag . The whole mass is then melted . The eighth operation , roasting for regulus , is conducted with the following effects : -Oxidation first occurs , but as the fusion proceeds the oxide of copper reacts with ...
... carried off as a fusible slag . The whole mass is then melted . The eighth operation , roasting for regulus , is conducted with the following effects : -Oxidation first occurs , but as the fusion proceeds the oxide of copper reacts with ...
Σελίδα 37
... carry off the smoke and heated air . The iron is worked upon stout mass of iron , called an anvil ( shown Fig . 7 ) . It is rested fan ; : Fig . 7 . on a large block of wood , to raise it to a convenient height , and the metal is beaten ...
... carry off the smoke and heated air . The iron is worked upon stout mass of iron , called an anvil ( shown Fig . 7 ) . It is rested fan ; : Fig . 7 . on a large block of wood , to raise it to a convenient height , and the metal is beaten ...
Σελίδα 45
... carried in ladles lined with refractory clay ; and for larger cast- ings , large ladles or shanks , moved about by a crane , are used . Every casting requires more metal than is requisite to fill the mould , the excess going to form ...
... carried in ladles lined with refractory clay ; and for larger cast- ings , large ladles or shanks , moved about by a crane , are used . Every casting requires more metal than is requisite to fill the mould , the excess going to form ...
Σελίδα 57
... carried by two hanger brackets . On this shaft are fixed first , a pair of large fast and loose riggers ; second , a pair of small riggers ; thirdly , speed rig gers . The latter are connected with the speed - riggers on the man dril of ...
... carried by two hanger brackets . On this shaft are fixed first , a pair of large fast and loose riggers ; second , a pair of small riggers ; thirdly , speed rig gers . The latter are connected with the speed - riggers on the man dril of ...
Σελίδα 58
... carried at the extremity of one arm of a bell- crank . To the other arm of the bell - crank is attached by a pin a link , the lower extremity of which is connected with a second crank , carrying also a pall , by means of which a feed or ...
... carried at the extremity of one arm of a bell- crank . To the other arm of the bell - crank is attached by a pin a link , the lower extremity of which is connected with a second crank , carrying also a pall , by means of which a feed or ...
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admitted air-pump alumina ammonia aperture apparatus arms attached bars baryta beam boiled boiler bottom bored carbonate carbonic acid caused centre chloric acid coal color combustion condenser connecting rod consists construction contains copper crank cross-head cylinder described diameter dissolved eccentric edge employed engine evaporated experiments explosion extremity feet filter fire flue force fraction fuel furnace gear hardened heat HENRY CAREY horse-power hydrochloric acid lathe leading screw length lever locomotive lower machine machinery magnesia manganese means metal method motion multiplied nitric acid number of teeth obtained ordinary oxide passes peroxide of iron phosphoric acid piston rod placed Plate potassa Practical precipitate present pressure produced protoxide pump quantity reverberatory furnace rivets sesquioxide shaft shown side slide smoke smoke-burning solution square inch steam steam-engine steel stroke sulphuric acid surface temperature thickness threads tion tool tubes upper usually valve various velocity vertical weight wheel
Δημοφιλή αποσπάσματα
Σελίδα 285 - THE COMBUSTION OF COAL AND THE PREVENTION OF SMOKE, Chemically and Practically Considered.
Σελίδα 13 - CE To which are added, Observations on the Construction of Steam Boilers, and Remarks upon Furnaces used for Smoke Prevention ; with a Chapter on Explosions. By R. Armstrong, CE, and John Bourne.