METHOD FOR DRILLING-IN PRODUCTIVE OIL-AND-GAS BED

• Main Authors: ILIASHOV MYKHAILO OLEKSANDROVYCH, FILATOV YURII VASYLIOVYCH, PYLYPETS VIKTOR IVANOVYCH, KUZHEL SERHII VIKTOROVYCH, AHAFONOV OLEKSANDR VASYLIOVYCH, KOZHUSHOK OLEH DENYSOVYCH
• Format: Patent
• Language: English; Russian; Ukrainian
• Published: 25.11.2011
• Subjects: 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

A method for drilling-in a productive oil-and-gas bearing bed according to which axial load on the rock destruction tool is formed with supply to the inner cavity of the drill string of power liquid with its insulation from the annular space of the well, at that in the process of drilling one create...