Showing 1 - 20 results of 30 for search 'Wells, R. R. (Rollien Raymond)', query time: 0.06s Refine Results
  1. 1
    Benefication of oxide manganese ores from Arapahoe, Douglas, Saguache, Custer, Chaffee, and Park Counties, Colo. /

    Benefication of oxide manganese ores from Arapahoe, Douglas, Saguache, Custer, Chaffee, and Park Counties, Colo. / by Wells, R. R. (Rollien Raymond)

    Published 1952
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  2. 2
    Concentration of oxide manganese ore from Sheep Mountain property, Durkee district, Oreg. /

    Concentration of oxide manganese ore from Sheep Mountain property, Durkee district, Oreg. / by Wells, R. R. (Rollien Raymond)

    Published 1947
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  3. 3
    Concentration of oxide and carbonate manganese ores from the Philipsburg District, Granite County, Mont. /

    Concentration of oxide and carbonate manganese ores from the Philipsburg District, Granite County, Mont. / by Wells, R. R. (Rollien Raymond)

    Published 1947
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  4. 4
    Concentration of copper-cobalt ores from the Blackbird District, Lemhi County, Idaho /

    Concentration of copper-cobalt ores from the Blackbird District, Lemhi County, Idaho / by Wells, R. R. (Rollien Raymond)

    Published 1948
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  5. 5
    Recovering mercury from cinnabar-stibnite ore by flotation and fluidized-bed roasting /

    Recovering mercury from cinnabar-stibnite ore by flotation and fluidized-bed roasting / by Wells, R. R. (Rollien Raymond)

    Published 1958
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  6. 6
    Laboratory concentration of chromite ores, Red Mountain district, Kenai Peninsula, Alaska /

    Laboratory concentration of chromite ores, Red Mountain district, Kenai Peninsula, Alaska / by Wells, R. R. (Rollien Raymond)

    Published 1957
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  7. 7
    Laboratory concentration of mercury ores from Oregon, California, Idaho, and Nevada /

    Laboratory concentration of mercury ores from Oregon, California, Idaho, and Nevada / by Wells, R. R. (Rollien Raymond)

    Published 1950
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  8. 8
    Concentration of Klukwan, Alaska, magnetite ore /

    Concentration of Klukwan, Alaska, magnetite ore / by Wells, R. R. (Rollien Raymond)

    Published 1953
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  9. 9
    Benefication of iron-copper ores from Kasaan Peninsula, Prince of Wales Island, Alaska /

    Benefication of iron-copper ores from Kasaan Peninsula, Prince of Wales Island, Alaska / by Wells, R. R. (Rollien Raymond)

    Published 1957
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  10. 10
    Laboratory concentration of various Alaska copper ores /

    Laboratory concentration of various Alaska copper ores / by Wells, R. R. (Rollien Raymond)

    Published 1956
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  11. 11
    Laboratory concentration of various Alaska copper ores /

    Laboratory concentration of various Alaska copper ores / by Wells, R. R. (Rollien Raymond)

    Published 1956
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  12. 12
    Laboratory concentration of chromite ores, Red Mountain district, Kenai Peninsula, Alaska /

    Laboratory concentration of chromite ores, Red Mountain district, Kenai Peninsula, Alaska / by Wells, R. R. (Rollien Raymond)

    Published 1957
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  13. 13
    Concentration of Klukwan, Alaska, magnetite ore

    Concentration of Klukwan, Alaska, magnetite ore by Wells, R. R. (Rollien Raymond)

    Published 1953
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  14. 14
    Copper mines and prospects adjacent to Landlocked Bay, Prince William Sound, Alaska /

    Copper mines and prospects adjacent to Landlocked Bay, Prince William Sound, Alaska / by Mihelich, Miro, Wells, R. R. (Rollien Raymond)

    Published 1957
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  15. 15
    Studies of the Snettisham magnetite deposit, southeastern Alaska /

    Studies of the Snettisham magnetite deposit, southeastern Alaska / by Thorne, Robert L., Wells, R. R. (Rollien Raymond)

    Published 1956
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  16. 16
    Selective extraction of mercury and antimony from cinnabar-stibnite ore /

    Selective extraction of mercury and antimony from cinnabar-stibnite ore / by Erspamer, E. G., Wells, R. R. (Rollien Raymond)

    Published 1956
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  17. 17
    Beneficiation of iron-copper ores from Kasaan Peninsula, Prince of Wales Island, Alaska /

    Beneficiation of iron-copper ores from Kasaan Peninsula, Prince of Wales Island, Alaska / by Wells, R. R. (Rollien Raymond), Erspamer, E. G., Sterling, F. T.

    Published 1957
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  18. 18
    Recovering mercury from cinnabar-stibnite ore by flotation and fluidized-bed roasting /

    Recovering mercury from cinnabar-stibnite ore by flotation and fluidized-bed roasting / by Wells, R. R. (Rollien Raymond), Johnson, M. M., Sterling, F. T.

    Published 1958
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  19. 19
    Beneficiation of western phosphate ores /

    Beneficiation of western phosphate ores / by Stickney, William A.

    Published 1955
    Other Authors: “…Wells, R. R. (Rollien Raymond)…”
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  20. 20
    Copper mines and prospects adjacent to Landlocked Bay, Prince William Sound, Alaska /

    Copper mines and prospects adjacent to Landlocked Bay, Prince William Sound, Alaska / by Mihelich, Miro

    Published 1957
    Other Authors: “…Wells, R. R. (Rollien Raymond)…”
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