Horizontal well gas injection fireflood well pattern

• Main Authors: LIU XI, GONG YUNING, YANG JING, LAN WEIXING, ZHANG LI'NA, WANG PING, JIAO CHUNYU, HAN XU, GAO FEI, LI YINGHUAN, HU CHANGHAO, ZHANG TIANTIAN, LI YAN
• Format: Patent
• Language: Chinese; English
• Published: 09.03.2016
• 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

The utility model provides a horizontal well gas injection fireflood well pattern, horizontal well gas injection fireflood well pattern include straight well gas injection well array, horizontal gas injection well, first lines of producing wells and the second lines of producing wells of following the horizontal direction and arranging in proper order, and straight well gas injection well array contains the straight well gas injection well that the duo kou interval set up, and first lines of producing wells contain the straight well producing well that the duokou interval set up, and the second lines of producing wells also contain the straight well producing well that the duokou interval set up. The beneficial effects of the utility model are that, utilize the straight well gas injection well to ignite to the indirect conduction formula of horizontal gas injection well to realize the ignition of horizontal gas injection well, enlarged the area of contact of straight well gas injection well and horizontal gas