 ... are rubbed, after which they are made red-hot, and then polished. The intention of this process appears to be little more than to apply the silver in a state of minute division to the clean surface of the copper, and afterwards to fix it there by...  The Philosophy of Experimental Chemistry - الصفحة 62بواسطة James Cutbush - 1813 - عدد الصفحات: 694عرض كامل - لمحة عن هذا الكتاب
 | Friedrich Christian Accum - 1803 - عدد الصفحات: 384
...with acidulous tartarite of potash, and sulphate of alumine, are rubbed, after which they are made red hot and then polished. The intention of this process...may be effected by using the argentine precipitate hef mentioned with supersaturated borate of soda, or mercury, anJ causing it to adhere by fusion. The... | |
 | Friedrich Christian Accum - 1808 - عدد الصفحات: 492
...acidulous tartarite of potash, and sulphate of alumine, are rubbed, after which they are made red-hot, and then polished. The intention of this process appears...soda, or mercury, and causing it to adhere by fusion. The dial plates of clocks, the scales of barometers, and other similar articles are silvered by nibbing... | |
 | Andrew Ure - 1821 - عدد الصفحات: 418
...have been preriously boiled with tartar and alum, are robbed, after which they are made red-licit, and then polished. The intention of this process appears...minute division to the clean surface of the copper, and afterward to fix it there by fusion ; and accordingly this silvering may be effected by using the argentine... | |
 | Andrew Ure - 1821 - عدد الصفحات: 512
...and alum, are robbed, after which they are made red-ho', and then polished. The intention of thi« process appears to be little more than to apply the...minute division to the clean surface of the copper, and afterward to fix it there by fusion ; and accordingly this silvering may be effected by using the argentine... | |
 | Thomas Curtis - 1829 - عدد الصفحات: 798
...that have been' previously boiled with tartar and alum, are rubbed, after which they are made red-hot, and then polished. The intention of this process appears...using the argentine precipitate here mentioned, with borax or mercury, and causing it to adhere by fusion. The dial-plates of clocks, the scales of barometers,... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford, Henry Vethake - 1832 - عدد الصفحات: 622
...that have been previously boiled with tartar and alum, are rubbed, after which they are made red-hot, and then polished. The intention of this process appears...using the argentine precipitate, here mentioned, with borax or mercury, and causing it to adhere by fusion. The dialplates of clocks, the scales of barometers,... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford, Henry Vethake - 1832 - عدد الصفحات: 616
...that have been previously boiled with tartar and alum, are rubbed, after which they are made red-hot, and then polished. The intention of this process appears to be little more than to apply the s,lver in a state of minute division to the clean surface of the copper, and afterwards to fix it there... | |
 | Encyclopaedia Americana - 1832 - عدد الصفحات: 620
...that have been previously boiled with tartar and alum, are rubbed, after which they are made red-hot, and then polished. The intention of this process appears to be little more than to apply tho silver in a state of minute division to the clean surface of the copper, and afterwards to fix... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford, Henry Vethake - 1832 - عدد الصفحات: 628
...ha\e heeii previously hoiled with tartar and alum, are шЫич), after which they are made red-hot, and then polished. The intention of this process appears to be little mor«; than to apply the 'if minim* division to the clean surface of the copper, and afterwards to... | |
 | Francis Lieber, Edward Wigglesworth - 1835 - عدد الصفحات: 624
...that have been previously boiled with tartar and alum, are rubbed, after which they are made red-hot, and then polished. The intention of this process appears to be little more than to apply the s,lver in a state of minute division to the clean surface of the copper, and afterwards to fix it there... | |
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