MULTISTAGE CEMENTING SLEEVE OF CASING STRING

FIELD: oil producing industry; applicable in two-stage cementing of flow strings in oil and gas wells with large inclination angles of wellbores. SUBSTANCE: plugs are fixed in body by means of changeable rated shear studs and sleeve gate is made in form of sealing holder with internal diameter equal...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	RAKHIMKULOV R.SH, ASFANDIJAROV R.T, OVTSYN I.O, KLJAVIN R.M, AFRIDONOV I.F
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
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!