Overview
This series of Pipe Freeing Agents is designed to address differential and mechanical sticking during drilling operations. Through mechanisms such as penetration, wettability alteration, and interfacial tension reduction, these products effectively reduce adhesion forces and differential pressure effects at the stuck point, helping to restore drillstring mobility. They are suitable for both water-based and oil-based drilling fluids and provide fast response under complex downhole conditions.
Technical Specifications
| Product Code | Function/Application | OBM/WBM | Temperature （°C） | Features | Availibility |
|---|---|---|---|---|---|
| GN Z-STUK D | Pipe freeing agent | WBM | 200 | Can be formulated with varying Oil/Water Ratios | Liquid / 55gal |
Key Functions
- Reduce interfacial tension and adhesion at the sticking point
- Penetrate filter cake and formation interfaces to weaken differential sticking
- Improve wettability and promote pipe release
- Assist in freeing mechanically stuck drillstring
- Minimize non-productive time (NPT) and operational risks
Features
- Excellent penetration capability for rapid action at stuck zones
- Strong lubricating and friction-reducing performance
- High thermal, salt, and contamination resistance
- Good compatibility with drilling fluid systems
- Available in various types (oil-based, surfactant-based, blended systems)
- Customizable solutions tailored to specific well conditions
Applications
- Differential sticking scenarios
- Mechanical sticking or irregular wellbore conditions
- High fluid loss or thick filter cake-related sticking
- Horizontal and complex well trajectories
- Emergency response and drilling risk mitigation