Manual of CyanidationMcGraw-Hill, 1920 - 277 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 61.
Σελίδα 16
... taken at its face value as regards composition . The sodium cyanide now usually put on the market will test up to about 97 % to 98 % in NaCN ( 51.4 % to 52 % in cyanogen content out of a possible maximum of 53 % ) and is therefore a ...
... taken at its face value as regards composition . The sodium cyanide now usually put on the market will test up to about 97 % to 98 % in NaCN ( 51.4 % to 52 % in cyanogen content out of a possible maximum of 53 % ) and is therefore a ...
Σελίδα 20
... taken for titration , 1 cc of nitrate solution = 0.005 gm . of KCN 0.05 % 0.5 kilo per metric ton or 1 pound per 2000 lb. ton of solution ; while if 50 cc of mill solution be taken , 1 cc of nitrate solution 0.1 kilo per metric ton or ...
... taken for titration , 1 cc of nitrate solution = 0.005 gm . of KCN 0.05 % 0.5 kilo per metric ton or 1 pound per 2000 lb. ton of solution ; while if 50 cc of mill solution be taken , 1 cc of nitrate solution 0.1 kilo per metric ton or ...
Σελίδα 25
... taken Standard nitrate solutions , grams AgNO3 per litre KCN , per cent . Kilos KCN per metric ton Lb. KCN per 2000 lb. ton 50 3.262 0.005 0.05 0.1 25 3.262 0.010 0.10 0.2 10 3.262 0.025 0.25 0.5 50 6.525 0.010 0.10 0.2 25 6.525 0.020 ...
... taken Standard nitrate solutions , grams AgNO3 per litre KCN , per cent . Kilos KCN per metric ton Lb. KCN per 2000 lb. ton 50 3.262 0.005 0.05 0.1 25 3.262 0.010 0.10 0.2 10 3.262 0.025 0.25 0.5 50 6.525 0.010 0.10 0.2 25 6.525 0.020 ...
Σελίδα 26
... the decinormal soda solution is taken ( say 50 cc ) , and a few drops of methyl orange ( not phenolphthalein ) indicator added . The nitric acid solution is then run 26 MANUAL OF CYANIDATION Protective Alkali Determination.
... the decinormal soda solution is taken ( say 50 cc ) , and a few drops of methyl orange ( not phenolphthalein ) indicator added . The nitric acid solution is then run 26 MANUAL OF CYANIDATION Protective Alkali Determination.
Σελίδα 27
... taken , N 10 N 10 acid used X = % in multiply the number of cc of acid used by 0.04 to get percentage of alkalinity in terms of NaOH or by 0.028 to get percentage of alkalinity in terms of CaO . H2C2O4 . 2H2O + 2NaOH = Na2C2O4 + 4H2O 1 ...
... taken , N 10 N 10 acid used X = % in multiply the number of cc of acid used by 0.04 to get percentage of alkalinity in terms of NaOH or by 0.028 to get percentage of alkalinity in terms of CaO . H2C2O4 . 2H2O + 2NaOH = Na2C2O4 + 4H2O 1 ...
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.