Showing 1 - 6 results of 6 for search 'Duda, John R.', query time: 0.03s Refine Results
  1. 1
    Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining : mines with annual production 1.3 and 2.6 million tons by longwall mining from a 48-inch coalbed /

    Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining : mines with annual production 1.3 and 2.6 million tons b... by Duda, John R.

    Published 1976
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  2. 2
    Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining /

    Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining / by Duda, John R.

    Published 1976
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  3. 3
    Basic estimated capital investment and operating costs for underground bituminous coal mines utilizing a continuous mining system : mines with annual production of 1.188 and 2.376 MMtpy ROM from a 72-inch coalbed /

    Basic estimated capital investment and operating costs for underground bituminous coal mines utilizing a continuous mining system : mines with annual production of 1.188 and 2.376... by Duda, John R.

    Published 1978
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  4. 4
    Theoretical and field waterflood performance, Kane Sand, Kane Oilfield, Elk County, Pa. /

    Theoretical and field waterflood performance, Kane Sand, Kane Oilfield, Elk County, Pa. / by Schrider, Leo A., Duda, John R., Johnson, Harry R.

    Published 1967
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  5. 5
    Predicted oil recovery by waterflood and gas drive, Bradford Third and Sartwell Sands, Sartwell Oilfield, McKean County, Pa. /

    Predicted oil recovery by waterflood and gas drive, Bradford Third and Sartwell Sands, Sartwell Oilfield, McKean County, Pa. / by Duda, John R., Overbey, W. K. (William K.), Johnson, Harry R.

    Published 1967
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  6. 6
    Bibliography of investment and operating costs for chemical and petroleum plants, January-December 1969 /

    Bibliography of investment and operating costs for chemical and petroleum plants, January-December 1969 / by Katell, Sidney

    Published 1970
    Other Authors: “…Duda, John R.…”
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