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pro vyhledávání: '"Ahmad Y. Al-Shehab"'
Autor:
Atef Abdelhamid, Tausif Ahmed, M. Taha, Shaimaa Al-Awadhi, Marwa Omar, Ahmad Y. Al-Shehab, Waleed M. Al-Saffar, Waleed Agawani
Publikováno v:
Day 1 Mon, November 14, 2016.
The Umm Gudair 12.25-in. vertical drilling performance section involves several technical challenges for engineering an application-specific PDC bit. The interval consists of two formations that require contradictory bit design principles. The abrasi