Rotary drilling holes in coalbeds for degasification / by Joseph Cervik, H.H. Fields, and G.N. Aul.
| Author/creator | Cervik, Joseph |
| Other author | Fields, H. H. |
| Other author | Aul, George N. |
| Other author | United States. Bureau of Mines. |
| Format | Electronic |
| Publication Info | [Pittsburgh, Pa.?] : U.S. Dept. of the Interior, Bureau of Mines, [1975] |
| Description | 21 p. : digital, PDF file |
| Supplemental Content | https://purl.fdlp.gov/GPO/LPS98449 |
| Subjects |
| Series | Report of investigations ; 8097 Report of investigations (United States. Bureau of Mines) 8097. ^A429518 |
| General note | Title from title screen (viewed on July 28, 2008). |
| General note | GPO Cataloging Record Distribution Program (CRDP). |
| Technical details | Mode of access: Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/28/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri8097.pdf; current access available via PURL. |
| GPO item number | 0499-F-22 (online) |
| Govt. docs number | HE 20.7131:8097 |
Availability
| Library | Location | Call Number | Status | Item Actions |
|---|---|---|---|---|
| Electronic Resources | Access Content Online | ✔ Available |