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LT-T型可退式卡瓦打捞筒是用于钻井、修井过程中从外部打捞钻铤、钻杆、油管以及其它落鱼的专用打捞工具。
The releasing overshot is an external catch fishing tool.It can catch all kinds of tubings,drill pipes ,casings with cylindrical fish top . Also it can be used with jars .The releas-ing overshots are available in A type (with basket grapple)and B type (with spiral grapple).
钻井用打捞筒技术规格
| 型号 |
外径(mm) |
最大落鱼尺寸(mm) |
螺纹 API |
型号 |
外径(mm) |
最大落鱼尺寸(mm) |
螺纹 API |
| 螺瓦 |
篮瓦 |
螺瓦 |
篮瓦 |
| LT-T89 |
89 |
60.3 |
47.6 |
NC26 |
LT-T194 |
194 |
159 |
141 |
NC50 |
| LT-T92 |
92 |
76 |
63.5 |
NC26 |
LT-T200 |
200 |
159 |
141 |
NC50 |
| LT-T95 |
95 |
72.6 |
66.6 |
NC26 |
LT-T206 |
206 |
178 |
163 |
NC50 |
| LT-T102 |
102 |
73 |
60.3 |
NC26 |
LT-T206A |
206 |
168 |
152 |
NC50 |
| LT-T105 |
105 |
85.7 |
73 |
NC31 |
LT-T219 |
219 |
178 |
159 |
NC50 |
| LT-T114 |
114 |
89 |
75 |
NC31 |
LT-T232 |
232 |
203 |
187 |
NC50 |
| LT-T117 |
117 |
89 |
78 |
NC31 |
LT-T244 |
244 |
206 |
184 |
6 5/8 REG |
| LT-T127 |
127 |
95 |
80 |
NC38 |
LT-T260 |
260 |
219 |
200 |
6 5/8 REG |
| LT-T143 |
143 |
120.6 |
102 |
NC38 |
LT-T270 |
270 |
228.6 |
209.6 |
6 5/8 REG |
| LT-T152 |
152 |
128 |
111 |
NC38 |
LT-T273 |
273 |
241.3 |
216 |
6 5/8 REG |
| LT-T168 |
168 |
127 |
114 |
NC50 |
LT-T286 |
286 |
244.5 |
225.4 |
6 5/8 REG |
| LT-T168B |
168 |
139.7 |
120.6 |
NC50 |
LT-T298A |
298 |
257 |
238.1 |
6 5/8 REG |
| LT-T181 |
181 |
146 |
127 |
NC50 |
LT-T340 |
340 |
286 |
260 |
6 5/8 REG |
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