MECHANICAL PACKER

FIELD: oil production industry, particularly to pack well bore, for instance pressure observation wells. ^ SUBSTANCE: packer comprises mandrel, connection clutch, ram mechanism made as cage with spring-loaded rams and anchor rams, as well as upper and lower expanding cones and packing means. Packer...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MASHKOV VIKTOR ALEKSEEVICH, ZAVGORODNEV ALEKSEJ VASIL'EVICH, ZINOV'EV IGOR' VASIL'EVICH, BELENKO SERGEJ VASIL'EVICH, KORSHUNOV VALERIJ NIKOLAEVICH, AKSJUTIN OLEG EVGEN'EVICH, VARJAGOV SERGEJ ANATOL'EVICH
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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