FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS)

FIELD: mining.SUBSTANCE: flushing assembly of a drilling bit includes a housing with a passage and a seat provided with an annular bore, and a nozzle with a sealing element, which is installed in the seat and fixed there by means of a retaining split ring arranged in the annular bore of the seat. Th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SITNIKOV DMITRIJ SERGEEVICH, PANIN NIKOLAJ MITROFANOVICH, KONONOV ALEKSANDR VIKTOROVICH, PANKRATENKO ALEKSANDR NIKITOVICH
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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