Overview of Christmas Tree*
Assembly of valves, spools, and fittings for oil wells
Directs and controls formation fluids
Provides inlet for production tubing strings
Can be customized for various requirements
Types of Christmas Trees*
Oil production (flowing and artificial lift) Christmas trees
Gas (natural gas and various sour gas) production Christmas tree
Water injection Christmas trees
Thermal recovery Christmas trees
Fracturing Christmas trees. Acidizing Christmas trees
Gas Production Christmas Tree and Tubing Head*
Mainly used for gas production and injection
Requires rigid materials and sealing characteristics due to low gas column pressure and potential corrosive media
Safety considerations include using two gate valves on tubing and casing respectively
Integrated valves manufactured from high-quality forged steel for high and ultra-high-pressure gas wells
Materials and Safety Features*
Pressurization parts of Christmas trees and tubing spools manufactured from forged or special smelted forging
Possesses high-pressurization safety characteristics