Reverse fracturing sand control well completion integrated device and using method thereof

• Main Authors: LI XINGHUI, TAO HUA, ZHANG YIGANG, SHI ZHANGZE
• Format: Patent
• Language: Chinese; English
• Published: 23.08.2022
• 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 discloses a reverse fracturing sand control well completion integrated device and a using method thereof.The reverse fracturing sand control well completion integrated device comprises a tailstock and a packer, a first coil pipe, a second coil pipe and a core pipe are sequentially and rotationally arranged at the upper end of the tailstock from outside to inside, an annular frame is fixedly arranged at the inner end of the core pipe, and a feeding pipeline communicated with the core pipe is fixedly arranged in the annular frame; and a rotating disc is rotationally arranged on the upper side of the annular frame, and a component for positioning the second rotating pipe is arranged on the rotating disc. According to the device, firstly, the mode that the three layers of sleeved pipe columns rotate and are staggered is adopted, switching of the sizes of pipe column holes is achieved, the applicability of the device is improved, and the purpose that the oil and gas feeding efficiency can be guarante