Machinery and Processes of the Industrial Arts: And Apparatus of the Exact SciencesU.S. Government Printing Office, 1869 - 669 páginas |
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Página 1
... reduced by the appointment of other committees specially charged with the examination of large departments of industry , such as railroad engi- neering , steam engineering , metallurgy , the chemical arts , implements , machines and ...
... reduced by the appointment of other committees specially charged with the examination of large departments of industry , such as railroad engi- neering , steam engineering , metallurgy , the chemical arts , implements , machines and ...
Página 10
... reduced to a compact mass 15 inches thick , in less than a quarter of an hour . During every stage of the process , quantities of fine sand are thrown upon the plate , and this literally takes fire as it touches the flaming surface ...
... reduced to a compact mass 15 inches thick , in less than a quarter of an hour . During every stage of the process , quantities of fine sand are thrown upon the plate , and this literally takes fire as it touches the flaming surface ...
Página 14
... reduced to fifteen ; or the similar shaft exhibited by Messrs . Petin & Gaudet , of France ; or the fifty - ton steel gun of the first - named exhibitor , and the twenty - five - ton gun from Woolwich ; and the equally ponderous ...
... reduced to fifteen ; or the similar shaft exhibited by Messrs . Petin & Gaudet , of France ; or the fifty - ton steel gun of the first - named exhibitor , and the twenty - five - ton gun from Woolwich ; and the equally ponderous ...
Página 25
... reduced to a form comparatively compact , it still occupies an amount of space which is for many purposes inconvenient ; and though for a given power the cost of construction is less at present than it was a quarter of a century ago by ...
... reduced to a form comparatively compact , it still occupies an amount of space which is for many purposes inconvenient ; and though for a given power the cost of construction is less at present than it was a quarter of a century ago by ...
Página 28
... reduction of the volume of this steam , or mixed steam and water , without elevation of temperature , ( that is ... reduced by compression , and a refrigerator absorbs the heat which the compres- sion developes , so as to maintain a ...
... reduction of the volume of this steam , or mixed steam and water , without elevation of temperature , ( that is ... reduced by compression , and a refrigerator absorbs the heat which the compres- sion developes , so as to maintain a ...
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Términos y frases comunes
advantage amount angle apparatus applied armature atmosphere axis Bessemer process boiler calories carried cent centimetres circumference compression construction contrivance crank cubic metres cylinder diameter direction discharge disk distance effect electric employed engine equal exhibited experiments Exposition extremity feet force furnace furnished glass half heat horizontal horse-power hundred hydraulic hydraulic head illustrated inches increased instrument introduced invention inventor iron kilograms kilometres latent heat length lever light light-houses liquid machine manufacture means mechanical ment Messrs metal metres millimetres mode motion movable types movement necessary object observed operation ordinary Paris passes piston plate position pounds practical present pressure prism produced pulley pump purpose refrigerator reservoir revolution roller rotary engine rotation screw sextant shaft side Siemens space spherometer steam steam-engine steel surface telescope temperature tion tonometer tube turbine turn valve vapor velocity vertical vessel weight wheel Wicklow Head
Pasajes populares
Página 31 - B with the sound velocity where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume, and p is the gas pressure.