Classic Case
Oil and Gas Technology Services Division
Commissioning of long-distance oil and gas pipelines, re-routing and connection work, weld reconstruction, nitrogen ball-pushing operations in oil pipelines, and emergency nitrogen-based replacement services for pipeline repairs. Commissioning and nitrogen-condition testing services for compressors at natural gas long-distance pipeline booster stations Oil and gas field surface gathering and transportation project: Nitrogen purging, displacement, pressure testing, and leak-tightness services Downhole Production Enhancement Services for Oil and Gas Fields, Liquid Nitrogen Pump Truck Operation Services LNG Receiving Station: Pipeline Drying, Air Tightness Testing, and Liquid Nitrogen Pre-cooling Services for Unloading Pipelines at the Oil Refinery City gas pipeline network commissioning and rerouting, nitrogen purging, and auxiliary engineering services for tank inspection Natural gas facilities, LNG receiving stations, and sulfur-containing purification plants—nitrogen-helium pressure testing and leak detection projects