Thickened oil thermal recovery layered injection-production integrated tubular column tool

• Main Authors: HUANG YANHONG, ZHAO LI, GAO XINGWANG, XIAO XIANDONG, ZHANG PENG, BAI YONGLIN, XUE SHAOHUA, LEI LEI, DONG ZHENJIE
• Format: Patent
• Language: Chinese; English
• Published: 31.03.2020
• 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 provides a thickened oil thermal recovery layered injection-production integrated tubular column tool. The thickened oil thermal recovery layered injection-production integrated tubularcolumn tool comprises a telescopic pipe, a long-acting layered packer, layered oil production valves, layered injection valves, a release sealer and an injection-production integrated oil well pump used cooperatively, and is characterized in that the telescopic pipe is arranged at the bottom of the injection-production integrated oil well pump, the telescopic pipe is fixedly connected with the injection-production integrated oil well pump, the long-acting layered packer is arranged at the bottom of the telescopic pipe, the long-acting layered packer is connected with the telescopic pipe through an oil pipe, the layered oil production valves include the first layered oil production valve and the second layered oil production valve, the layered injection valves include the first layered injection valve and the secon