Manual of CyanidationMcGraw-Hill, 1920 - 277 σελίδες |
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Σελίδα 13
... surfaces used for grind- ing , more particularly by the use of flint pebbles in place of iron balls for regrinding and silex or El Oro liners instead of iron or steel . The effect of iron may often be seen to a very marked degree in ...
... surfaces used for grind- ing , more particularly by the use of flint pebbles in place of iron balls for regrinding and silex or El Oro liners instead of iron or steel . The effect of iron may often be seen to a very marked degree in ...
Σελίδα 22
... surface of the solution over the top of the card leaving the solution itself in shadow . Then , keep- ing the eye on a level with the flask , watch the behavior of every addition of silver nitrate as it touches the solution , not ...
... surface of the solution over the top of the card leaving the solution itself in shadow . Then , keep- ing the eye on a level with the flask , watch the behavior of every addition of silver nitrate as it touches the solution , not ...
Σελίδα 34
... surface clean . When the copper is precipitated remove the aluminium cylinder and wash it with distilled water . Should any copper adhere to the surface it may be detached with a rubber - tipped glass rod and washed into the beaker ...
... surface clean . When the copper is precipitated remove the aluminium cylinder and wash it with distilled water . Should any copper adhere to the surface it may be detached with a rubber - tipped glass rod and washed into the beaker ...
Σελίδα 39
... surface of some water in a beaker . Remove the stopper and pour in about 100 cc of dilute sulphuric acid and a few grams of sodium . carbonate to expel the air by formation of carbonic acid . Then place in the flask 0.1 gram of pure ...
... surface of some water in a beaker . Remove the stopper and pour in about 100 cc of dilute sulphuric acid and a few grams of sodium . carbonate to expel the air by formation of carbonic acid . Then place in the flask 0.1 gram of pure ...
Σελίδα 50
... cc ( nominal ) bottles with the water and add 0.100 gm . of solid " pyro " -the densely crystalline form sold as " Pyraxe " is preferred - and shake all the crystals below the water surface . Then add from a burette 50 MANUAL OF ...
... cc ( nominal ) bottles with the water and add 0.100 gm . of solid " pyro " -the densely crystalline form sold as " Pyraxe " is preferred - and shake all the crystals below the water surface . Then add from a burette 50 MANUAL OF ...
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.