Elements of Electro-metallurgy; Or The Art of Working in Metals by the Galvanic Fluid ...E. Palmer and Longman, Rees, Orme, Brown and Longman, 1841 - 163 стор. |
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Результати 1-5 із 43
Сторінка xiii
... preparation of plain copper plates , 247. The electrotype plates , 248. Pro- cess for their manufacture , 249 ... preparing the plate for en- gravers , 258. Economy in the manufactory , 259. Expense of the plate , 260 . . CHAPTER III ...
... preparation of plain copper plates , 247. The electrotype plates , 248. Pro- cess for their manufacture , 249 ... preparing the plate for en- gravers , 258. Economy in the manufactory , 259. Expense of the plate , 260 . . CHAPTER III ...
Сторінка 6
... prepared in the manner I have hereafter to point out , by platinum , the gas will only be given off from a small extent , though very violently , when touched by the point of a fine zinc wire . ( 18. ) A relation exists between the ...
... prepared in the manner I have hereafter to point out , by platinum , the gas will only be given off from a small extent , though very violently , when touched by the point of a fine zinc wire . ( 18. ) A relation exists between the ...
Сторінка 18
... prepared should be of a thickness sufficient to carry the current of electricity , and should be roughened , either by sand paper , as in the case of platinum or palladium , or when silver is employed , by brushing it over with a little ...
... prepared should be of a thickness sufficient to carry the current of electricity , and should be roughened , either by sand paper , as in the case of platinum or palladium , or when silver is employed , by brushing it over with a little ...
Сторінка 41
... prepared to state that it is of any material consequence . ( 107. ) The substance best adapted for the separation of the solutions , in an electrotype apparatus , is animal membrane , though a coarse gold beater's skin , from the larger ...
... prepared to state that it is of any material consequence . ( 107. ) The substance best adapted for the separation of the solutions , in an electrotype apparatus , is animal membrane , though a coarse gold beater's skin , from the larger ...
Сторінка 58
... . Sometimes a mixture of bees - wax and rosin previously fused , may be applied , par- ticularly to the absorbent papers . The paper should be held over a flame so that it does not burn , 58 PAPER , THE PREPARATION OF .
... . Sometimes a mixture of bees - wax and rosin previously fused , may be applied , par- ticularly to the absorbent papers . The paper should be held over a flame so that it does not burn , 58 PAPER , THE PREPARATION OF .
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Elements of Electro-metallurgy; Or The Art of Working in Metals by the ... Alfred Smee Повний перегляд - 1851 |
Elements of Electro-Metallurgy, Or, the Art of Working in Metals by the ... Alfred Smee Попередній перегляд недоступний - 2016 |
Elements of Electro-Metallurgy, Or, the Art of Working in Metals by the ... Alfred Smee Попередній перегляд недоступний - 2016 |
Загальні терміни та фрази
Acetate action adhesion Air Jars application arranged arts battery black lead black powder bladder Blowpipe brass cast cloth lettered coated conductor connected containing copied copper plate decomposed decomposition cell deposit DICTIONARY dilute sulphuric acid dissolved Ditto ditto duplicate Edition effects electro-metallurgy electrotype employed ENCYCLOPEDIA Engravings etching evolved experiment fluid galvanic battery gilding glass gold hydrogen Hydrometers illustrating inches intaglio intensity iron J. C. LOUDON laws Leyden jar magnet mahogany manufacture medal mercury metallic solution mode mould Muriate negative metal negative plate Nitrate nitric acid non-conducting substances object obtained operator oxide oxygen perfect pint plain plaster plaster of paris platinum porous tube positive pole precipitating trough principles purpose quantity of electricity reduction regulate salt silver single cell apparatus solution of sulphate sulphate of copper sulphuric acid surface take place tion vessel voltaic current whilst wire zinc دو
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