Manual of CyanidationMcGraw-Hill, 1920 - 277 σελίδες |
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Σελίδα v
... treated of would seem to suffer in clarity and usefulness by being para- phrased or condensed . Credit has been given for discoveries and statements in every case where it was possible to ascertain their origin . Explanations of ...
... treated of would seem to suffer in clarity and usefulness by being para- phrased or condensed . Credit has been given for discoveries and statements in every case where it was possible to ascertain their origin . Explanations of ...
Σελίδα vii
... treat it by the mechanical methods used for treating slime . Besides containing cyanide , the solution to be used for vii INTRODUCTION.
... 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 8
... treating ores containing antimony and arsenic , where the presence of zinc lowers the extraction of the silver as much as 10 % and in a less degree that of the gold . When zinc is found to have this effect , lead in solution will often ...
... treating ores containing antimony and arsenic , where the presence of zinc lowers the extraction of the silver as much as 10 % and in a less degree that of the gold . When zinc is found to have this effect , lead in solution will often ...
Σελίδα 11
... treat- ment . It is to be noted , however , that in these instances the protective alkalinity was low , that is , in the neighborhood of 0.01 % CaO whereas when tried at a mill where the alkalinity was higher , that is , 0.025 % CaO Mr ...
... treat- ment . It is to be noted , however , that in these instances the protective alkalinity was low , that is , in the neighborhood of 0.01 % CaO whereas when tried at a mill where the alkalinity was higher , that is , 0.025 % CaO Mr ...
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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.