METHOD FOR SECONDARY DRILLING OF PRODUCTIVE FORMATION WITH CREATION OF SYSTEM OF EXTENDED DRAIN CHANNELS AND DEVICE FOR ITS IMPLEMENTATION

The invention relates to oil and gas industry and can be used for secondary drilling of productive formations. The essence of a method for secondary drilling of a productive formation is characterized in that a rock drill is lowered into a well at a preset depth on a tubing string, the rock drill is...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DEMIANENKO NIKOLAJ, ALEXANDROVICH, TRETYAKOV DMITRIJ, LEONIDOVICH, GALAJ MIKHAIL, 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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