Directional Drilling for Coalbed Degasification
by David M. Soboroff, Alexander May, Arthur B. Campbell, Bruce D. Hanson, C. B. Davison, David C. Oyler, Edward D. Thimons, H. R. Beard, Harold J. Heinen, Harold L. Rhodes, Ivan L. Nichols, James L. Holman, Jerry T. McLendon, Leroy H. Wullstein, Milton M. Tilman, Philip Thompson, Ralph H. Nafziger, Richard C. Repsher, Robert C. Gabler, Timothy J. Driscoll, United States. Bureau of Mines, Annie G. Smelley, Arlyn G. Lawrence, Bernard S. Covino, Bruce D. Sartwell, D. Jan Black, G. E. McClelland, H. Heystek, J. L. Huiatt, Jerry D. Troyer, Nancy S. Raymon, Philip E. Sanker, Robert Lynn Crosby, Robert P. Vinson, W. R. McDonald, Wallace W. Roepke, William P. Diamond, Andrew A. Cochran, Don C. Seidel, Fred N. Kissell, L. A. Neumeier, Murray Rosen, P. W. Jeran, Paul B. Needham, Roald Edmund Lindstrom
1979