Research and development report. 91. Design optimization in underground coal systems, interim report 1, [period of performance, Dec. 1973 to July 1974, with bibliographies]; by C. Haycocks, J. M. Townsend, J. M. Riddle & G. M. Neall, edited by J. Richard Lucas.
Publication Title:
Design optimization in underground coal systems, interim report 1, [period of performance, Dec. 1973 to July 1974, with bibliographies]; by C. Haycocks, J. M. Townsend, J. M. Riddle & G. M. Neall, edited by J. Richard Lucas.
Display Title:
Research and development report. 91. Design optimization in underground coal systems, interim report 1, [period of performance, Dec. 1973 to July 1974, with bibliographies]; by C. Haycocks, J. M. Townsend, J. M. Riddle & G. M. Neall, edited by J. Richard Lucas.
Series Title:
Research and development report.
Corporate Agency Authors:
Coal Research Office and Interior Dept.
Sort Author:
Coal Research Office
Authors:
Haycocks, C., Townsend, J. M., Riddle, J. M., Neall, G. M., and Lucas, J. Richard
Author place:
Washington, DC
Author zip:
20240
Date:
Aug. 1974
Publish Date ISO Format:
1974-08-01T00:00:00Z
Publication Start:
19740801
Publication End:
19740831
Corporate/Agency Author:
Coal Research Office
Publication month:
5
Publication year:
1974
SuDoc number:
I 63.10:91/int.1
Description:
[86] p. il. 4°
Notes:
[Sec. 1, Longwall Mining System strata simulator and structural parameters of coal measure rocks; Sec. 2, Design criteria for underground roof-truss support systems; Sec. 3, VENT-CONTROL. OCR contract 14-32-001-1231.]
Notes:
[Sec. 1, Longwall Mining System strata simulator and structural parameters of coal measure rocks; Sec. 2, Design criteria for underground roof-truss support systems; Sec. 3, VENT-CONTROL. OCR contract 14-32-001-1231 .] * For Sale by Superintendent of Documents. Paper, $1.45. • Sent to Depository Libraries. Item 606-C-2
Availability:
* For Sale by Superintendent of Documents. Paper, $1.45. • Sent to Depository Libraries. Item 606-C-2