 | 1771 - 450 Seiten
...method of ornamenting surfaces of brass or copper, by first gilding them partially according to some pattern, and then washing them over with a solution of chloride of platina, which has no action on the gilt parts, but gives a dead black appearance to the rest of the... | |
 | Perry Fairfax Nursey - 1842 - 538 Seiten
...method of ornamenting surfaces of brass or copper by first gilding them partially, according to some pattern, and then washing them over with a solution of chloride of platina, which gives a dead Mack appearance to the rest of the surface, and enhances the brilliancy... | |
 | 1842 - 548 Seiten
...method of ornamenting surfaces of brass or copper by first gilding them partially, according to some pattern, and then washing them over with a solution of chloride of platina, which gives a dead black appearance to the rest of the surface, and enhances the brilliancy... | |
 | 1843 - 714 Seiten
...iron and steel. , The third improvement consists in a method of ornamenting the surfaces of brass and copper ; which is effected by gilding them partially,...copper. This is effected by exposing the metal to the vapor of sulphuretted hydrogen, or of any of the liquid hydrosulphurets ; or to the vapors of sulphur,... | |
 | Charles W. Vincent, James Mason - 1843 - 468 Seiten
...precipitated. 3. Ornamenting surfaces of brass or copper by first gilding them partially, according to some pattern ; and then washing them over with a solution of chloride of platina, which gives a dead black appearance to the rest of the surface, and enhances the brilliancy... | |
 | 1843 - 884 Seiten
...method of ornamenting surfaces of brass, or copper, by first gilding them partially according to some pattern, and then washing them over with a solution of chloride of platina, which has no action on the gilt parts, but gives a dead black appearance to the rest of the... | |
 | Great Britain. Patent Office - 1859 - 870 Seiten
...3rd. " Ornamenting surfaces of brass or copper, by first gilding " them partially according to some pattern, and then washing " them over with a solution of chloride of platina," which " gives " a dead black appearance " to the parts not gilt. 4th. " A method of coloring... | |
 | Bennet Woodcroft - 1862 - 364 Seiten
...method of ornamenting surfaces of brass or copper, by " first gilding them partially according to some pattern, and then " washing them over with a solution of chloride of platina, which " has no action on the gilt parts, but gives a dead black appear" ance to the rest of... | |
 | 1843 - 776 Seiten
...method of ornamenting surfaces of brass or copper, by first gilding them partially according to some pattern, and then washing them over with a solution of chloride of platina, which has no action on the gilt parts, but gives a dead black appearance to the rest of the... | |
 | 1843 - 780 Seiten
...method of ornamenting surfaces of brass or copper, by first gilding them partially according to some pattern, and then washing them over with a solution of chloride of platina, which has no action on the gilt parts, but gives a dead black appearance to the rest of the... | |
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The next part of my invention is a method of ornamenting surfaces of brass or copper, by first gilding them partially according to some pattern, and then washing them over with a solution of chloride of platina, which has no action on the gilt parts,... 