DRILLING BIT, REINFORCED WITH DIAMOND CUTTING ELEMENTS

FIELD: mining.SUBSTANCE: drill bit reinforced with diamond cutting elements comprises a housing with cutting elements forming interblade spaces and with diamond cutting elements mounted thereon and a protective coating with electrochemical deposition on all working surfaces of the drill bit containi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Varshavskij Yurij Semenovich, Polushin Nikolaj Ivanovich, Maslov Anatolij Lvovich, 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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