With Odfjell Casing Services new CRTi (Casing Running Tool) we see a new era in casing running and also casing drilling.
Benefits with OCS CRTi compared to others in the market:
- Very fast rig-up (10-15 min, time it takes to make up to top drive)
- Pure mechanical tool means no interface against rig, no hook up of hydraulic hoses
- Driller in full control of the whole operation
- Only require a 2 men crew
- Integrated Torque & Turn sub with wireless transmitting of torque and rotation signals to OCS own Grit computers or Grit EEX Laptop, no interface against the rig
- Runs all sizes from 4 1/2” to 26” with a lifting capacity up to 675 ton, torque capacity up to 85K ft/lb and push capacity up to 120 ton
- Field proven with logged runs of 3,5 mill. metre on sizes from 4-1/2" up to 26” with no incidents or dropped strings
OCS CRTi Technical specifications overview
| Pipe sizes |
: |
4-1/2” and up to 26” (30” under design) |
| Load rating |
: |
320 to 675 ton (750 ton under design) |
| Push capacity |
: |
120 ton + |
| Length of tool |
: |
1,47 meter to 1,87 meter |
| Weight |
: |
350 kg to 800 kg |
| Torque rating |
: |
Up to 85 000 ft/lbs |
| Top sub connection |
: |
6 5/8” REG Box (57K ft/lbs, other connections can be fitted if higher torque is needed) |