Theoretical and experimental studies of a long stroke pumping unit with an auto-mechanical reverse mechanism and a sliding counterweight /
Guardat en:
| OCLC: | 40197297 |
|---|---|
| Autor principal: | |
| Autor corporatiu: | |
| Idioma: | English Chinese |
| Publicat: |
Oulu :
Oulun yliopisto,
1997.
|
| Col·lecció: | Acta Universitatis Ouluensis. Technica ;
no. 110. |
| Matèries: | |
| Format: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |