Chemical Abstracts Volume 4

Chemical Abstracts Volume 4

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1910 edition. Excerpt: ...the resulting molten metal while exerting suflicicnt suction on the stream to extract any gas therefrom. U. S., 950,341, Feb. 22. JOHN S, PATTERSON, Springdale, Pa. Assignor to Enameled Metals Co., Sharpsburg, Pa. Treating metal pipes. Scale is removed from the pipe by H, SO, and sa.nd--blasting, one end of the pipe is threaded and a coating of enamel applied to the pipe, including its threaded end. G"-. 117.044, Apr. 12, 1907, JAMES H. Gn.1.n-: s, Auburn, Victoria, Australia. In the treatment of Zn-containing Ores and Zn-containing furnace products to obtain concentrated zinc sulphate solutions, first roasting the ore, treating with an ascending current of dil. I-I, SO, removing the deposited giingue and nndissolved ore Paftitles and drawing off the overlying solns. of ZnSO, and sol. salts together with Slime and solid particles in suspension, then separating the solns. from the solid bdi9 by leading them through a series or group of pptg. or separating vessels, and finally Wflfillillg the solid particles by passing them through a group of separating ves--535 supplied with clear solns. from the lower groups of separating vessels. G"-1 217,045, Nov, 19, 1907, PIERRE Grsrumm, Paris, Obtaining the rare and Precious metals from their ores by concentrating the latter in the chemical way, and sublfiiiiflg them, in a closed vessel under a pressure of 50-60 atm. and at 250 t 300, to the action of nascent H, HCl, NaOCl, and HNO, . G"-"7-046, May 7, 1908. Usmrz on Desanozurnrou, Soc. anon., Hoboken131-Auvers. For the separation of Pb and other impurities such as As and Sb from Cwbeafillg rocks and ores in the isolation of copper, concentrating the rock' or ore by blasting in the solid state in the presence of SiO, all the more

Product details

  • Paperback | 782 pages
  • 189 x 246 x 40mm | 1,370g
  • United States
  • English
  • black & white illustrations
  • 1236918940
  • 9781236918949