Manual of CyanidationMcGraw-Hill, 1920 - 277 σελίδες |
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Σελίδα 10
... better advantage . The loss of cyanide in sand residue is usually inconsiderable , but in the treatment of slime it may often be from 14 to 1⁄2 lb. per ton of ore , and has even been known to run as high as 11⁄2 lb. 4. Decomposition ...
... better advantage . The loss of cyanide in sand residue is usually inconsiderable , but in the treatment of slime it may often be from 14 to 1⁄2 lb. per ton of ore , and has even been known to run as high as 11⁄2 lb. 4. Decomposition ...
Σελίδα 20
... it should be understood that there is no direct method yet devised which will give better than comparatively correct results . If the determination , however , can be relied on 20 MANUAL OF CYANIDATION Free Cyanide Determination.
... it should be understood that there is no direct method yet devised which will give better than comparatively correct results . If the determination , however , can be relied on 20 MANUAL OF CYANIDATION Free Cyanide Determination.
Σελίδα 21
... better to take only 10 cc of the cyanide solution for the test . In this case , when using as the standard solution 3.262 grams AgNO3 per litre , after the burette reading . has been noted move the decimal point one place to the left ...
... better to take only 10 cc of the cyanide solution for the test . In this case , when using as the standard solution 3.262 grams AgNO3 per litre , after the burette reading . has been noted move the decimal point one place to the left ...
Σελίδα 31
... better removed . The reagents needed are aluminium dust , commercially known as aluminium bronze powder , crystals of neutral potassium or sodium oxalate , sodium sulphide solution , a decinormal solution of iodine and a decinormal ...
... better removed . The reagents needed are aluminium dust , commercially known as aluminium bronze powder , crystals of neutral potassium or sodium oxalate , sodium sulphide solution , a decinormal solution of iodine and a decinormal ...
Σελίδα 32
... better to take the iodine solution as the standard and make the necessary correction on the thiosulphate solution . For instance , if the 25 cc of thiosulphate solution was neutralized by 24 cc of iodine solution , 1 cc thiosulphate ...
... better to take the iodine solution as the standard and make the necessary correction on the thiosulphate solution . For instance , if the 25 cc of thiosulphate solution was neutralized by 24 cc of iodine solution , 1 cc thiosulphate ...
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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.