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Our Truck-Mounted Drilling Rig Workover Rigs are mainly used for the workover service of 1000m to 9000m depth oil well.
Workover Rigs are very similar to drilling rigs in that they are truck-mounted mobile rigs that travel between job sites on public roads.
A workover rig is a specially designed rig that makes it easier to take out or insert tubing into a well. A workover is any operation done on, within, or through the wellbore after the initial completion. Although proper drilling, cementing, and completion practices minimize the need, virtually every well will need several workovers during its lifetime to satisfactorily fulfill its purpose. A workover rig is a mobile self-propelled rig used to perform one or more remedial operations, such as deepening, plugging back, pulling and resetting liners, on a producing oil or gas well to try to restore or increase the well's production.
Our Truck Mounted Workover Rig has features of high operation load, reliable performance, excellent off-road performance, convenient movement and low operation/moving cost.
1. The technical parameters and overall design conform to GB/T 23505 Petroleum Drilling and Workover Rigs, suitable for middle & shallow well drilling and workover operations.
2. Dynamical system adopts hydraulic and mechanical transmission type, with high combined efficiency.
3. Chassis is available in professional second chassis or self-propelled to meet customer’s need.
4. Adopt mechanical transmission to enable simple operation and easy maintenance.
5. Derrick uses open front single or double section with hydraulic raise, hydraulic or mechanical scale.
6. Workover rig features reasonable structure and high containerization, covering small area.
7. Modular design achieves fast move and transportation.
8. The main brake of drawworks can adopt band brake or hydraulic disc-brake, and the auxiliary brake can use pneumatic water-cooled disc brake or hydromatic brake.
9. Special off-road chassis extends service life.
10. Drill floor is or rhomboid structure, which is convenient for lifting. The flat size and height can be designed according to customer’s requirement.
11. Many humanization design is applied, like new type cab, driller operation room, auxiliary brake AL-H, brake system expire protection, which improve workover unit’s comfort, safety and reliability.
No | Model | XJ150/40T FBU | XJ250/70T FBU | XJ350/90T FBU | XJ450/110T FBU | XJ550/135T FBU |
1 | Power HP | 150 | 250 | 350 | 450 | 550 |
2 | Rated load T | 30 | 50 | 60 | 80 | 100 |
3 | Max. load T | 40 | 70 | 90 | 110 | 135 |
4 | Mast height ft | 59/69 | 69 | 95/102 | 102/108/115 | |
5 | Nominal small workover depth m | 2600 | 3200 | 4000 | 5500 | 7000 |
6 | Large workover depth m | ------- | 2000 | 3200 | 4500 | 5800 |
7 | Wireline diameter mm | 19/22 | 22 | 1"(26) | ||
8 | Drive type | 6*4/8*4 | 6*6 | 8*8 | 10*8 | 10*8/12*8 |
9 | Traveling system | 3×4 | 4×5 | 3×4 | 4×5 | 4×5 |
10 | Drawworks | JC08 | JC12 | JC21 | ||
JC18 | ||||||
11 | Pump | 35MPa | ||||
12 | Water tank L | ≤9000 | ||||
13 | Work platform | Adjustable height range of platform: 1.2m-2.7m | ||||
Platform area 4m×2.9 m | ||||||