THROUGH CASING CORING

• Main Authors: MACK, DOUG, HUNZIKER, JAMES C, CERNOSEK, JAMES, CIVAROLO, MARCELO F
• Format: Patent
• Language: English; French; German
• Published: 20.04.2016
• 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

Devices and methods for obtaining core samples from a formation that surrounds a cased wellbore. A coring tool includes a casing cutter for cutting an opening in the casing and a coring device for obtaining a core sample from the formation.