A Manual of Practical AssayingLongmans, Green, and Company, 1868 - 697 páginas |
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Página xv
... Roasting . Roasting in tests , 40. Roasting in crucibles , 40. Roasting in platinum capsules , 42 . a . 18 19 23 32 888888888 38 38 40 Reduction . Fusion Solution Distillation Liquid distillation , 46. Dry.
... Roasting . Roasting in tests , 40. Roasting in crucibles , 40. Roasting in platinum capsules , 42 . a . 18 19 23 32 888888888 38 38 40 Reduction . Fusion Solution Distillation Liquid distillation , 46. Dry.
Página xxiii
... roasting in the muffle furnace , 319 . 2. The solvent and reducing fusion , 321 . 3. The refining of the Copper on the cupel , or on the refining dish , 325 . a . Refining upon the refining dish , 326 . b . Refining on the cupel , 329 ...
... roasting in the muffle furnace , 319 . 2. The solvent and reducing fusion , 321 . 3. The refining of the Copper on the cupel , or on the refining dish , 325 . a . Refining upon the refining dish , 326 . b . Refining on the cupel , 329 ...
Página xxiv
... Roasting and reduction assay with iron , 396 . e . Roasting and fusing with black flux , 396 . The results obtained , 396 . Levol's fusion assay with ferrocyanide and cyanide of potassium Schemnitz Lead assay Determination of Lead by ...
... Roasting and reduction assay with iron , 396 . e . Roasting and fusing with black flux , 396 . The results obtained , 396 . Levol's fusion assay with ferrocyanide and cyanide of potassium Schemnitz Lead assay Determination of Lead by ...
Página xxv
... roasting and fusing the oxidised matter with black flux . b . By fusing the crude ore with iron , or iron scales , with or without the addition of black flux . · 427 428 428 . 429 Assaying sulphide of Antimony with cyanide of potassium ...
... roasting and fusing the oxidised matter with black flux . b . By fusing the crude ore with iron , or iron scales , with or without the addition of black flux . · 427 428 428 . 429 Assaying sulphide of Antimony with cyanide of potassium ...
Página xxvii
... roasting , the fusion , and the scorification , 472 . • 469 469 • 470 470 Special instructions for the scorification assay of ores of Class I. 475 Assay in scorifier , 476 . Assay of substances of the first class mixed with native , or ...
... roasting , the fusion , and the scorification , 472 . • 469 469 • 470 470 Special instructions for the scorification assay of ores of Class I. 475 Assay in scorifier , 476 . Assay of substances of the first class mixed with native , or ...
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Términos y frases comunes
added alloy ammonia amount antimony aqua regia arsenic ascertained assay bismuth black flux blowpipe boiling borax button calcined carats carbonate of soda carbonic acid cent charcoal chloride of silver clay cobalt colour combustion containing cooling copper Crown 8vo crucible cubic cubic centimetres cupel decomposed dilute dissolved Edition employed excess filter flame flask fluid fuel furnace fused fusible fusion gives glass globule gold grains grammes heat hydrochloric acid ignited inches iron lime liquid litharge manganese matter melted mercury metal method mineral mixed mixture muffle nickel nitrate nitric acid normal solution obtained operation Ounce oxide oxide of lead oxidising oxygen permanganate peroxide pipette placed plate platinum potash potassium powder precipitate produced proportion protoxide pulverised pure readily reduced roasting salt silica slag small quantity sodium specific gravity substance sulphate of lead sulphide sulphuric acid temperature thousandths tion tube vessel washed weight Woodcuts zinc
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