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CaF2-enhanced HC1 leaching of a manganese-bearing silicate ore / by P. Comba, K.P.V. Lei, and T.G. Carnahan (Report of investigations ; 9372)

CaF2-enhanced HC1 leaching of a manganese-bearing silicate ore / by P. Comba, K.P.V. Lei, and T.G. Carnahan (Report of investigations ; 9372)
Microform図書
1991<YCA-I 28.23:9372>
National Diet Library
  • Author HeadingComba, P. (Paul) Lei, K. P. V. (Kenneth P. V.) Carnahan, T. G. (Thomas G.) U...

Recovery of lead and silver from plumbojarosite by hydrothermal sulfidation and chloride leaching / by N.P. Gallagher and K.P.V. Lei (Report of investigations ; 9277)

Recovery of lead and silver from plumbojarosite by hydrothermal sulfidation and chloride leaching / by N.P. Gallagher and K.P.V. Lei (Report of investigations ; 9277)
Microform図書
1989<YCA-I 28.23:9277>
National Diet Library
  • Author HeadingGallagher, N. P Lei, K. P. V. (Kenneth P. V.) United States. Bureau of Mine...

Leaching of pyroxmangite ore with calcium fluoride and sulfuric acid / by S.R. Droes, K.P.V. Lei, and T.G. Carnahan (Report of investigations ; 9318)

Leaching of pyroxmangite ore with calcium fluoride and sulfuric acid / by S.R. Droes, K.P.V. Lei, and T.G. Carnahan (Report of investigations ; 9318)
Microform図書
1990<YCA-I 28.23:9318>
National Diet Library
  • Author HeadingDroes, S. R Lei, K. P. V. (Kenneth P. V.) Carnahan, T. G. (Thomas G.) U...

Alkaline oxidative leaching of gold-bearing arsenopyrite ores / by P. Bhakta, J.W. Langhans, Jr., and K.P.V. Lei (Report of investigations ; 9258)

Alkaline oxidative leaching of gold-bearing arsenopyrite ores / by P. Bhakta, J.W. Langhans, Jr., and K.P.V. Lei (Report of investigations ; 9258)
Microform図書
1989<YCA-I 28.23:9258>
National Diet Library
  • Author HeadingBhakta, P Langhans, J. W Lei, K. P. V. (Kenneth P. V.) United States. Bureau of Mine...

Hydrochloric acid-oxygen leaching and metal recovery from a copper-nickel bulk sulfide concentrate / by G.A. Smyres, K.P.V. Lei, and T.G. Carnahan (Report of investigations ; 8999)

Hydrochloric acid-oxygen leaching and metal recovery from a copper-nickel bulk sulfide concentrate / by G.A. Smyres, K.P.V. Lei, and T.G. Carnahan (Report of investigations ; 8999)
Microform図書
1985<YCA-I 28.23:8999>
National Diet Library
  • Author HeadingSmyres, G. A. (Gary A.) Lei, K. P. V. (Kenneth P. V.) Carnahan, T. G. (Thomas G.) U...

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