Introduction to Domestic Oil Casing Production Lines
Introduction to Domestic Oil Casing Production Lines In recent years, China's oil casing processing technology has continuously improved. The export volume of oil casings has also increased significantly, with many domestic manufacturers enhancing their production capabilities
Common Drill Collar Data and Drill Pressure Calculation
Common Drill Collar Data and Drill Pressure Calculation Drill collar data are critical parameters in drilling operations that help engineers conduct safe and efficient drilling. Common drill collar data include drill collar diameter, bit speed, drill
How to Use Double Stabilizers
How to Use Double Stabilizers The primary effect of double stabilizers lies in stabilizing the azimuth. In practice, we have found that in most cases, double stabilizers serve to stabilize or slightly increase the azimuth. Some
Conventional Drilling Straight Well Drill String Combinations
Conventional Drilling Straight Well Drill String Combinations: BIT: Drill Bit DC: Drill Collar SDC: Helical Drill Collar LZ: Motor Drill String SJ: Bi-directional Shock Absorber DP: Drill Pipe HWOP: Heavyweight Drill Pipe STB or LF: Stabilizer
Oil drilling engineering terminology explanation
1. Well: A cylindrical hole drilled into the formation to a certain depth for the purpose of exploring and developing oil and natural gas. 2. Wellhead: The opening end of the well. 3. Well bottom: The
Common Drill Collar and Tubular Displacement Volumes
Common Drill Collar and Tubular Displacement Volumes Displacement volumes per joint of commonly used drill collars and tubulars: 9" drill collar volume per joint = 0.98 m³ 8" drill collar volume per joint = 0.77 m³