BulletinU.S. Government Printing Office, 1919 - Mines and mineral resources |
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Page 3
... lead smelting .. Scope of investigations at Salt Lake City station .... Outline of work ...... Discussion of work outlined ...... Mechanical concentration of zinc sulphide ores .. History of early mining in Park City .... Tailing ...
... lead smelting .. Scope of investigations at Salt Lake City station .... Outline of work ...... Discussion of work outlined ...... Mechanical concentration of zinc sulphide ores .. History of early mining in Park City .... Tailing ...
Page 4
... lead .. Leaching the calcined ore ..... General method used in tests ... Tests of ore from Daly - Judge mine ..... Tests of ore from Bullion Coalition mine ... Effects of roasting with sodium chloride .. Treatment of low - lead mill ...
... lead .. Leaching the calcined ore ..... General method used in tests ... Tests of ore from Daly - Judge mine ..... Tests of ore from Bullion Coalition mine ... Effects of roasting with sodium chloride .. Treatment of low - lead mill ...
Page 6
... lead ......... 20. Results of screen analyses of zinc ores and concentrates low in lead .. 69 21. Leaching zinc blende from Joplin , Mo. , after roasting ............... . 22. Results of leading zinc - blende concentrate and zinc - iron ...
... lead ......... 20. Results of screen analyses of zinc ores and concentrates low in lead .. 69 21. Leaching zinc blende from Joplin , Mo. , after roasting ............... . 22. Results of leading zinc - blende concentrate and zinc - iron ...
Page 7
... lead in slime from Horn Silver dump , Frisco , Utah ... 7. Curves showing effects of roasting on solubility of zinc and lead in various ores . 33 62 63 8. Curves showing effects of roasting on solubility of zinc and iron in semioxidized ...
... lead in slime from Horn Silver dump , Frisco , Utah ... 7. Curves showing effects of roasting on solubility of zinc and lead in various ores . 33 62 63 8. Curves showing effects of roasting on solubility of zinc and iron in semioxidized ...
Page 11
... lead , copper , zinc , etc. Table 1 , compiled from statistics published in the Mineral Resources of the United ... lead - zinc ores , the zinc being separated from the lead when the metallic minerals of the ore are separated from the ...
... lead , copper , zinc , etc. Table 1 , compiled from statistics published in the Mineral Resources of the United ... lead - zinc ores , the zinc being separated from the lead when the metallic minerals of the ore are separated from the ...
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Common terms and phrases
Act entitled action AMENDATORY ACT amended amount appointed approved April 18 brass Bureau of Mines cage Carterville cause cent zinc certificate charge chloride Coal & Coke coal mines compensation Consolidated Coal copper court Curtiss Statutes damages dangerous condition dollars Donk Bros duty electric furnace electrodes Eminent domain employee enacted escapement shaft examination explosive failure February 13 feet filed fire force July furnish heat hereby Illinois Industrial Board ingot injury inspection iron June June 16 June 21 Kellyville Coal kilowatt-hours La Salle County Laws leaching lead lease liable manager melting miner Mining Board Mining operations owner pipe pounds poured power consumption props purpose recovered recovery Revised Statutes roasting rocking roof safety saline solution spelter Spring Valley Coal Starr & Curtiss sulphate sulphuric acid tank temperature tests therein thereof tion weight zinc chloride Zinc concentrate zinc oxide zinc sulphide
Popular passages
Page 401 - Where the injury for which compensation is payable under this Act was caused under circumstances creating a legal liability in some person other than the employer...
Page 396 - ... in the case of partial incapacity the weekly payment shall in no case exceed the difference between the amount of the average weekly earnings of the workman before the accident and the average weekly amount which he is earning or is able to earn in some suitable employment or business after the accident...
Page 400 - No proceedings for compensation under this Act shall be maintained unless notice of the accident has been given to the employer as soon as practicable after the happening thereof...
Page 452 - Loss of both hands, or both arms, or both feet, or both legs, or both eyes, or of any two thereof shall, in the absence of conclusive proof to the contrary, constitute permanent total disability. In all other cases permanent total disability shall be determined in accordance with the facts.
Page 209 - For any injury to person or property, occasioned by any willful violations of this act or willful failure to comply with any of its provisions, a right of action shall accrue to the party injured for any direct damages sustained thereby...
Page 407 - Provided, however, That in no case shall the amount received for more than one finger exceed the amount provided in this schedule for the loss of a hand.
Page 144 - Illinois, before any justice of the peace of such county, and such fine, when collected, shall be paid into the county treasury for the use of the county in which any such accident may have occurred.
Page 352 - I do solemnly swear (or affirm, as the case may be) that I will support the Constitution of the United States, and the Constitution of the State of Illinois, and that I will faithfully discharge the duties of the office of according to the best of my ability.
Page 402 - ... persons herein required to do them, or any violation of any of the provisions or requirements hereof, or any attempt to obstruct or interfere with any inspector in the discharge of the duties herein imposed upon him, or any refusal to comply with the...
Page 385 - ... all laws and parts of laws inconsistent with this act are hereby repealed...