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Showing: 1 to 6 of 6 matches for "zehner"  Page   1 TITLE Impact of mining on ground water recharge, Navajo Coal Mine, New Mexico  SUMMARY ... In a study of the Jackpile Uranium Mine, at the southern margin of the San Juan Basin, Zehner (1986) obtained an average recharge value of 2.5 mm/a (0.1 in. ... AUTHOR Stone, W. J. PUBLISHED 1991 TITLE Discussion - Volumetric efficiency and the potential for increased productivity in underground haulage units: A discussion of plans and concepts - Technical Papers, MINING ENGINEERING, Vol. 41, No. 12, December 1989, pp. 1202-1204  SUMMARY ... al., 1983, "Hydrogeology and water resources of San Juan Basin, New Mexico," New Mexico Bureau of Mines and Mineral Resources, Hydrologic Repon 6. 70 p. Zehner ... AUTHOR Leonard, J. W. ; Newman, D. A. PUBLISHED 1991 TITLE Reducing Axial Mixing in Flotation Columns  SUMMARY ... In the latter model the number of stages was taken to be equal to the number of agitated cells observed by Joshi and Shanna (1979) and Zehner (1986) (ie n ... AUTHOR Taweel, A. M. Al ; Ramadan, A. M. ; Moharam, M. R. ; Hassan, T. A. ; Mofty, S. M. El PUBLISHED 1995 TITLE Mexican Paper - Biographical Notice of Richard P. Rothwell, C.E., M.E.  SUMMARY ... According to Mr. WD Zehner, the present superinteildcnt, the inap is still standard authority, and is frequently consulted with profit in opening new niining ... AUTHOR Raymond, R.W. PUBLISHED 1902 TITLE Wilikes-Barre Meeting - May, 1871  SUMMARY ... Whiting, S. B., . Pottsville, Pa. Williamson, J. Pryor, . . Wilkes-Barre, Pa. Williams, Morgan B., . . Wilkes-Barre, Pa. Zehner, W. D., . Summit Hill, Pa. ... TITLE Wilkes-Barre Meeting  SUMMARY ... Whiting, S. B., . Pottsville, Pa. Williamson, J. Pryor, . . Wilkes-Barre, Pa. Williams, Morgan B., . . Wilkes-Barre, Pa. Zehner, W. D., . Summit Hill, Pa. ... AUTHOR Coxe, Eckley, B. ; Coryell, Martin ; Rothwell, R. P. PUBLISHED 1873 Showing: 1 to 6 of 6 matches for "zehner"  Page   1 Search Again