SCHR封隔器是一种单管柱、液压式的可取式套管封隔器。它依靠液压坐封，可一个或多个一起下入井中。SCHR封隔器特别适合于机械坐封封隔器和电缆坐封封隔器不适宜下入的斜井中。坐封封隔器无需移动油管，这就使得该井一直处于好控制的状态。 两个或两个以上的封隔器可被一次坐封或按照设计的秩序依次坐封。解封操作安全简便，直接上提油管即可解封封隔器，取出管串。
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可承受双向压差。
|
性能参数 |
||||||
|
套管外径 |
套管重量 |
工具外径 |
工具内径 |
压力级别（110KSI) |
||
|
in |
Lbs/ft |
in |
mm |
in |
mm |
Psi |
|
4 1/2 |
9.5-13.5 |
3.750 |
95.25 |
1.620 |
41.15 |
7,000 |
|
5 |
15-18 |
4.120 |
104.65 |
1.930 |
49.02 |
|
|
|
11.5-15 |
4.255 |
108.08 |
|
|
|
|
5 1/2 |
26 |
4.255 |
108.08 |
1.900 |
48.26 |
7,500 |
|
|
17-23 |
4.528 |
115.01 |
|
|
|
|
|
15.5-20 |
4.656 |
118.26 |
|
|
|
|
|
17-23 |
4.528 |
115.01 |
1.930 |
49.02 |
|
|
6 |
26 |
4.796 |
121.82 |
1.978 |
50.24 |
|
|
|
20-23 |
5.078 |
128.98 |
|
|
|
|
|
15-18 |
5.171 |
131.34 |
|
|
|
|
6 5/8 |
34 |
5.421 |
137.69 |
|
|
|
|
|
28-32 |
5.500 |
139.70 |
2.375 |
60.33 |
|
|
|
24-28 |
5.625 |
142.88 |
|
|
|
|
7 |
38 |
5.671 |
144.04 |
|
|
|
|
6 5/8 |
17-20 |
5.812 |
147.62 |
|
|
|
|
7 |
29-35 |
|
|
|
|
|
|
|
26-29 |
5.950 |
151.13 |
|
|
|
|
|
20-26 |
6.100 |
154.94 |
|
|
|
|
|
17-20 |
6.281 |
159.54 |
|
|
|
|
7 5/8 |
29.7-39 |
6.400 |
162.56 |
2.992 |
76.00 |
|
|
|
24-29.7 |
6.730 |
170.94 |
|
|
|
|
|
20-24 |
6.827 |
173.41 |
|
|
|
|
8 5/8 |
44-49 |
7.327 |
186.11 |
2.992 |
76.00 |
6,000 |
|
|
32-40 |
7.546 |
191.67 |
|
|
|
|
|
20-28 |
7.796 |
198.02 |
|
|
|
|
9 5/8 |
47-53.5 |
8.233 |
209.12 |
2.992 |
76.00 |
5,000 |
|
|
40-47 |
8.380 |
212.85 |
|
|
|
|
|
29.3-36 |
8.608 |
218.64 |
|
|
|
|
10 3/4 |
60.7 |
9.400 |
238.76 |
3.000 |
76.20 |
4,000 |
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浙江省杭州市滨江区长河街道江南大道588号恒鑫大厦
