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发明公开
CN106150420A 一种热采井口 无效 - 驳回

一种热采井口
摘要：
本发明涉及一种热采井口，包括，四通管(20)，所述四通管(20)的底部管口连通设置有套管头(10)，所述套管头(10)通过第一双头螺栓(105)与所述四通管(20)固定，所述四通管(20)左右两侧的管口均连接第一膨胀阀(30)，所述四通管(20)的顶部管口连通设置有第二膨胀阀(40)，所述套管头(10)的一侧连通设置有第一膨胀阀(30)，所述套管头(10)的另一侧通过盲法兰(102)堵死。
摘要（英）：

The invention relates to a thermal recovery wellhead. The thermal recovery wellhead comprises a four-way pipe (20), wherein a casing head (10) is arranged at a bottom orifice of the four-way pipe (20) through communication and is fixed with the four-way pipe (20) through first double-end bolts (105); orifices in the left side and the right side of the four-way pipe (20) are both connected with first expansion valves (30); a second expansion valve (40) is arranged at an orifice in the top of the four-way pipe (20) through communication; another first expansion valve (30) is arranged on one side of the casing head (10) through communication; the other side of the casing head (10) is blocked through a blind flange (102).

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