METHOD OF INJECTING INTO WELLS

FIELD: oil and gas production industry. SUBSTANCE: this is used for increasing oil recovery from oil bed. According to method, after opening of oil bed, casing string is lowered into well. Prior to that, casing string is provided with hydraulic giant nozzles which are plugged by stoppers soluble in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ASFANDIJAROV R.T, RAKHIMKULOV R.SH, OVTSYN I.O, AFRIDONOV I.F
Format:	Patent
Sprache:	eng
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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