Theoretical and experimental studies of a long stroke pumping unit with an auto-mechanical reverse mechanism and a sliding counterweight /
Wedi'i Gadw mewn:
| OCLC: | 40197297 |
|---|---|
| Prif Awdur: | |
| Awdur Corfforaethol: | |
| Iaith: | English Chinese |
| Cyhoeddwyd: |
Oulu :
Oulun yliopisto,
1997.
|
| Cyfres: | Acta Universitatis Ouluensis. Technica ;
no. 110. |
| Pynciau: | |
| Fformat: | Traethawd Ymchwil Monograph Note that CRL will digitize material from the collection when copyright allows. |