Manual of CyanidationMcGraw-Hill, 1920 - 277 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 66.
Σελίδα v
... given for discoveries and statements in every case where it was possible to ascertain their origin . Explanations of procedure have often been gone into in more detail than would have been necessary for the use of those thoroughly ...
... given for discoveries and statements in every case where it was possible to ascertain their origin . Explanations of procedure have often been gone into in more detail than would have been necessary for the use of those thoroughly ...
Σελίδα xiii
... Given Screen Size Computing Cyanide Consumption Computing Extraction Obtained . Leaching Tests . Concentration Tests Use of Lead Salts . Test for Fouling of Solution Larger Agitation Charges High Cyanide Consumption . 222 222 224 224 ...
... Given Screen Size Computing Cyanide Consumption Computing Extraction Obtained . Leaching Tests . Concentration Tests Use of Lead Salts . Test for Fouling of Solution Larger Agitation Charges High Cyanide Consumption . 222 222 224 224 ...
Σελίδα 1
... given for the dissolution of gold and metallic silver in cyanide solution is known as Elsner's equation . 2Au + 4KCN + 0 + H2O = 2KAu ( CN ) 2 + 2KOH Silver sulphide , the form in which silver most commonly occurs in its ores , involves ...
... given for the dissolution of gold and metallic silver in cyanide solution is known as Elsner's equation . 2Au + 4KCN + 0 + H2O = 2KAu ( CN ) 2 + 2KOH Silver sulphide , the form in which silver most commonly occurs in its ores , involves ...
Σελίδα 2
... given by Berthelot as representing the conditions of equilibrium is 96KCN + Ag2S = 2KAg ( CN ) 2 + 92KCN + K2S Now this proportion ( 96 mol . KCN to 1 mol . Ag2S ) means that 96 × 65 parts of KCN are required to dissolve and hold in ...
... given by Berthelot as representing the conditions of equilibrium is 96KCN + Ag2S = 2KAg ( CN ) 2 + 92KCN + K2S Now this proportion ( 96 mol . KCN to 1 mol . Ag2S ) means that 96 × 65 parts of KCN are required to dissolve and hold in ...
Σελίδα 9
... given ore can only be found by experiment , but , in general , silver ores require much stronger solutions than gold ores . In the treatment of slime the most usual cyanide strength for all - gold ores ranges from 0.005 % to 0.05 ...
... given ore can only be found by experiment , but , in general , silver ores require much stronger solutions than gold ores . In the treatment of slime the most usual cyanide strength for all - gold ores ranges from 0.005 % to 0.05 ...
Άλλες εκδόσεις - Προβολή όλων
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.