New design simplifies coiled-tubing operations

Schlumberger Oilfield Services' well-intervention business unit expects a new coiled-tubing unit design, called CT Express, to reduce rig-up time, improve safety, and significantly improve efficiency and reliability of such operations as nitrogen lifts, sand cleanouts, acidizing, and fracturing. One of Schlumberger's new coiled-tubing units is being field-tested in Canada. The new design eliminates the need for a crane and separate fluid and nitrogen pump trucks (Fig. 1).Click here to enlarge imageCurrently two units are in field trials-one in Canada (Fig. 1) and the other in the US. The new design combines a truck-mounted, coiled-tubing unit with an ancillary fluid and nitrogen ...

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