DIAMOND BLADE DRILL BIT

FIELD: drilling of soil or rock.SUBSTANCE: invention relates to a rock cutting tool, in particular to drill bits for drilling deep oil and gas wells. Diamond wing bit for drilling comprises a body provided with a central cavity, blades forming the main water passages, and diamond cutting elements mo...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Varshavskij Yurij Semenovich, Sorokin Mikhail Nikolaevich, Polushin Nikolaj Ivanovich, Kotelnikova Olga Sergeevna, Kushkhabiev Aleksej Sultanovich, Laptev Aleksandr Ivanovich
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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