Manual of CyanidationMcGraw-Hill, 1920 - 277 σελίδες |
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Σελίδα vii
... the whole of the ore to such a fine state of subdivision that it is practicable to treat it by the mechanical methods used for treating slime . Besides containing cyanide , the solution to be used for vii INTRODUCTION.
... the whole of the ore to such a fine state of subdivision that it is practicable to treat it by the mechanical methods used for treating slime . Besides containing cyanide , the solution to be used for vii INTRODUCTION.
Σελίδα viii
Edward Montague Hamilton. Besides containing cyanide , the solution to be used for treating the ore must contain some additional or free alkali , because nearly all ores contain acid or tend to develop it during the course of treatment ...
Edward Montague Hamilton. Besides containing cyanide , the solution to be used for treating the ore must contain some additional or free alkali , because nearly all ores contain acid or tend to develop it during the course of treatment ...
Σελίδα xii
... Containing Copper Method of Working when Using Zinc Shavings Capacity of Zinc Boxes . Zinc Dust Precipitation . 173 174 176 176 177 178 178 . 179 183 183 Electrolytic Precipitation Aluminium Precipitation Sodium Sulphide Precipitation ...
... Containing Copper Method of Working when Using Zinc Shavings Capacity of Zinc Boxes . Zinc Dust Precipitation . 173 174 176 176 177 178 178 . 179 183 183 Electrolytic Precipitation Aluminium Precipitation Sodium Sulphide Precipitation ...
Σελίδα 3
... contain reducing constituents may need more oxygen than is obtained in this way , and the additional amount is most easily supplied in the case of percola- tion by draining dry between washes , and by the use of air lifts or centrifugal ...
... contain reducing constituents may need more oxygen than is obtained in this way , and the additional amount is most easily supplied in the case of percola- tion by draining dry between washes , and by the use of air lifts or centrifugal ...
Σελίδα 5
... 1 Cyaniding Gold and Silver Ores , page 92 ( Second Edition ) . containing similar strengths of free cyanide , but with the NOTES ON THE CHEMISTRY OF THE PROCESS 5 Effect of Temperature 556 Dissolving Effect of Zinc-potassium Cyanide.
... 1 Cyaniding Gold and Silver Ores , page 92 ( Second Edition ) . containing similar strengths of free cyanide , but with the NOTES ON THE CHEMISTRY OF THE PROCESS 5 Effect of Temperature 556 Dissolving Effect of Zinc-potassium Cyanide.
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.