Large composite acid fracturing method of fracture cave type carbonate rock reservoir

• Main Authors: ZHANG YE, YANG FANGZHENG, HU GUOLIANG, ZHANG ZELAN, ZHANG JUNJIANG, MI QIANGBO, YANG MIN, ZHANG NING, HUANG YANFEI, ZHAO WENNA, LI CHUNYUE, LIU XIONGBO, JIAO KEBO, GENG YUDI, ZHANG YI, HU YAJIE, LIN TAO
• Format: Patent
• Language: Chinese; English
• Published: 20.04.2011
• 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

The invention relates to a large composite acid fracturing method of a fracture cave type carbonate rock reservoir. The method is characterized by comprising the following steps of while communicating a plurality of fracture caves on the periphery of a shaft of the reservoir: (1) filling quick water...