Designing the ejector pellet impact drill bit for hard andtough rock drilling; IOP Conference Series: Earth and Environmental Science; Vol. 24 : Scientific and Technical Challenges in the Well Drilling Progress, 24–27 November 2014, Tomsk, Russia
| Parent link: | IOP Conference Series: Earth and Environmental Science Vol. 24 : Scientific and Technical Challenges in the Well Drilling Progress, 24–27 November 2014, Tomsk, Russia.— 2015.— [012016, 6 p.] |
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| Collectivités auteurs: | , , |
| Autres auteurs: | , , , , , |
| Résumé: | Title screen There are many types of ejector pellet impact drill bit providing impact rock drilling. Basic types of drill strings have been regarded, the essential requirements for the most efficient facilities to drill hard and tough rocks are formulated. With regard to these requirements, the ejector pellet impact drill bit design appropriate for operating under given conditions has been proposed. Режим доступа: по договору с организацией-держателем ресурса |
| Langue: | anglais |
| Publié: |
2015
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| Sujets: | |
| Accès en ligne: | http://dx.doi.org/10.1088/1755-1315/24/1/012016 |
| Format: | Électronique Chapitre de livre |
| KOHA link: | https://koha.lib.tpu.ru/cgi-bin/koha/opac-detail.pl?biblionumber=639698 |