File:Transactions (1895) (14760209466).jpg

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Identifier: transactions14cana (find matches)
Title: Transactions
Year: 1895 (1890s)
Authors: Canadian Institute of Mining and Metallurgy
Subjects: Mineral industries Mines and mineral resources
Publisher: Montreal (etc.)
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: University of Toronto

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- — -c 5 i is!5
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Screening and Classifying—Cox-Gibbins-Porter 503 PART 11. An Investigation of the Efficiency of Classifying ApparatusAND Especially of the Bell Classifier. Preparatory Classification Tests with Syenite As there was only a limited supply of the ore on hand, it wasdecided to run the preliminary tests on syenite. This rock wascrushed in the comet gyratory crusher to about one-half inch,and sent directly to the stamp battery where it was crushed toeighteen mesh—the crushed product being deshmed by means ofa desliming cone. The average rate of crushing in the stamps was 12-.3 lbs.per minute or 5-4 tons per 24 hours, giving a duty per stamp per24 hours of 108 tons. The weight of the stamps was 600 lbs.;drop, about 6 inches; watx^r, 12 gallons per minute. An approximate screen analysis of the sands resulted asfollows:— Table 3. Weight of screen sample 557 grns. on 20 mesh 54 or 9-75% 30 107 10-31% « 40 41 7-40% GO 58 •• 10-46% 100 DC. * * 17-33% 150 66 11-91% 200 .. . 72 13 00% th

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Flickr tags
InfoField
  • bookid:transactions14cana
  • bookyear:1895
  • bookdecade:1890
  • bookcentury:1800
  • bookauthor:Canadian_Institute_of_Mining_and_Metallurgy
  • booksubject:Mineral_industries
  • booksubject:Mines_and_mineral_resources
  • bookpublisher:Montreal__etc__
  • bookcontributor:Gerstein___University_of_Toronto
  • booksponsor:University_of_Toronto
  • bookleafnumber:578
  • bookcollection:gerstein
  • bookcollection:toronto
Flickr posted date
InfoField
30 July 2014



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3 October 2015

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current14:29, 5 October 2015Thumbnail for version as of 14:29, 5 October 20152,704 × 2,050 (397 KB)SteinsplitterBot (talk | contribs)Bot: Image rotated by 90°
08:22, 3 October 2015Thumbnail for version as of 08:22, 3 October 20152,050 × 2,714 (405 KB)Fæ (talk | contribs)== {{int:filedesc}} == {{information |description={{en|1=<br> '''Identifier''': transactions14cana ([https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=default&fulltext=Search&search=insource%3A%2Ftransactions14cana%2F find matche...

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