Manual of CyanidationMcGraw-Hill, 1920 - 277 σελίδες |
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Σελίδα xii
... Concentrate . 166 169 Cyaniding of Flotation Concentrate 172 CHAPTER X PRECIPITATION Clarifying the Solution Theory of Zinc Precipitation . White Precipitate Action of Oxygen in Precipitation The Crowe Vacuum Process . The Zinc - Lead ...
... Concentrate . 166 169 Cyaniding of Flotation Concentrate 172 CHAPTER X PRECIPITATION Clarifying the Solution Theory of Zinc Precipitation . White Precipitate Action of Oxygen in Precipitation The Crowe Vacuum Process . The Zinc - Lead ...
Σελίδα 13
... Concentrate . " ( Chap . IX . ) " " 7. Loss in the Form of Sulphocyanate . - In the treatment of silver ores this compound is almost invariably present , as seen from the equations , Ag2S + 4KCN = 2KAg ( CN ) 2 + K2S KCNS + 2KOH KS + ...
... Concentrate . " ( Chap . IX . ) " " 7. Loss in the Form of Sulphocyanate . - In the treatment of silver ores this compound is almost invariably present , as seen from the equations , Ag2S + 4KCN = 2KAg ( CN ) 2 + K2S KCNS + 2KOH KS + ...
Σελίδα 15
... concentrate can be made consisting of the sulphide and nearly all the graphite . This concentrate , if gold is the only valuable constituent , is readily treated by cyanide after a dead roast . The flotation tailing , if sufficiently ...
... concentrate can be made consisting of the sulphide and nearly all the graphite . This concentrate , if gold is the only valuable constituent , is readily treated by cyanide after a dead roast . The flotation tailing , if sufficiently ...
Σελίδα 46
... concentrate , and some sulphide is sometimes apparent in the press effluent from alu- minium precipitation which it may be desirable to estimate . For such small amounts Clennell1 recommends the colorimetric method . For this purpose a ...
... concentrate , and some sulphide is sometimes apparent in the press effluent from alu- minium precipitation which it may be desirable to estimate . For such small amounts Clennell1 recommends the colorimetric method . For this purpose a ...
Σελίδα 55
... concentrating mills , a rough separation of the percolable material was originally made by running the pulp into pits where the sandy part was deposited , allowing the slime to overflow and either letting it go to waste or settling it ...
... concentrating mills , a rough separation of the percolable material was originally made by running the pulp into pits where the sandy part was deposited , allowing the slime to overflow and either letting it go to waste or settling it ...
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MANUAL OF CYANIDATION E. M. (Edward Montague) 1871? Hamilton Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
acid added agitation alkali aluminium amount antimony assay value Borax bottle bottom boxes BrCN brittle bullion cake carbonate caustic soda cent charcoal charge clean compartments concentrate containing copper cubic cupel cyanide consumption cyanide process cyanide solution cyanide strength decantation decinormal dilution discharge dissolved distilled water Dorr dry slime extraction ferrocyanide filter flask flux free cyanide gold and silver grams grinding inches iodine launder leaching lime litharge litre loss manganese melting mesh method mill moisture necessary Nipissing nitric acid obtained oxide oxygen Pachuca pass percolation pipe plant potassium pounds precious metal precipitation present pulp pump quantity removed residue sample sand screen sieve silver nitrate slag slime soda ash sodium carbonate sodium sulphide solu soluble specific gravity standard stock solution sufficient sulphate sulphide TABLE tank Thickener tion titration tonnage tons treated treatment usually wash weight writer zinc zinc dust сс сс сс
Δημοφιλή αποσπάσματα
Σελίδα 243 - Cl Cr Co Cb Cu Dy Er Eu F Gd Ga Ge Au Hf He Ho H In I Ir Fe Kr La Pb Li Lu Mg Mn Hg...
Σελίδα 244 - Square Measure. 144 square inches 1 square foot, 9 square feet 1 square yard, 30J square yards 1 square rod, 40 square rods 1 rood, 4 roods 1 acre.
Σελίδα 245 - Measures of Length. 10 millimeters (mm.) 1 centimeter (cm.) 10 centimeters 1 decimeter (dm.) 10 decimeters 1 meter (m.) 10 meters 1 dekameter (Dm.) 10 dekameters 1 hectometer (Hm.) 10 hectometers 1 kilometer (Km.) 10 kilometers 1 myriameter (Mm.) 1181.
Σελίδα 246 - MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram eg. 10 centigrams =1 decigram dg. 10 decigrams =1 gram g. 10 grams =1 decagram Dg. 10 decagrams =1 hectogram Hg. 10 hectograms = 1 kilogram Kg.
Σελίδα 243 - Radium Rhodium Rubidium Ruthenium Samarium Scandium Selenium Silicon Silver Sodium Strontium Sulphur Tantalum Tellurium Terbium Thallium Thorium Thulium. . . Tin Titanium Tungsten Uranium Vanadium Xenon Ytterbium Yttrium Zinc Zirconium Symbol. Mo Nd Ne Ni Nt N Os O Pd p...
Σελίδα 245 - Troy Weight. 24 grains (gr.) - 1 pennyweight (dwt.) 20 pennyweights — 1 ounce (oz.) 12 ounces — 1 pound (1b.).
Σελίδα 245 - Dry Measure. — 2 pints = 1 quart; 8 quarts = 1 peck; 4 pecks = 1 bushel.
Σελίδα 238 - Administration of the antidote. If the patient is conscious, make him swallow the mixture at once, and lie down for a few minutes. If the patient is not conscious, place him on his back and pour the mixture down his throat in small quantities, if necessary pinching his nose in order to make him swallow.
Σελίδα 244 - ... sq. yds. = 1 sq. rod. 40 sq. rods — 1 sq. rood. 4 sq. roods = 1 acre. 640 acres = 1 sq. mile.
Σελίδα 238 - ... know how to use it should occasion at any time arise. The apparatus should never be allowed to be removed from its place, but always kept complete and ready for an emergency. It is advisable to keep it in duplicate, in prominently marked positions in the works.