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- info@vigorpetroleum.com
- +86-029-81161513
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15/Aug
2025
Drilling Fluid Design for Optimal Cleaning
Drilling fluid design plays a critical role in achieving effective wellbore cleaning. The key properties of drilling fluids that impact cleaning performance are: Key Properties for
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15/Aug
2025
Why Use Wellbore Cleaning Tools
The selection and deployment of cleaning tools play a vital role in achieving efficient wellbore cleaning. Various types of cleaning tools are available, each designed to address s
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15/Aug
2025
What is Casing Scraper?
A casing scraper is a wellbore clean-up tool with a blade-like attachment used to remove filter cake, scale, debris and other obstructions from the internal diameter of a casing pi
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31/Jul
2025
Different Between API 5DP And NS-1
NS-1 vs API 5DP, understanding the difference is critical for operators and procurement teams when selecting drill string components for high demand applications, ensuring both per
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31/Jul
2025
How to Choose Pipe Connection
Specification and Sourcing: Ensure the connection type (and corresponding coupling) matches the pipe grade and application. Premium threads are often licensed technology – yo
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31/Jul
2025
Innovations and Trends in Premium Thread Technology
Advanced Thread Geometry: New designs (e.g., Schlumberger's recent deepwater connection) claim significant gains in gas-tightness and fatigue life. Research (and proprietary develo
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31/Jul
2025
Selecting Connections for Well Conditions
HPHT (High-Pressure/High-Temperature): Premium connections are strongly preferred. Ultra-HPHT wells (e.g., 350°C, 20,000+ psi) require threads and grades tested for such extrem
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31/Jul
2025
API 5CT Standard Connections
API Specification 5CT defines the basic casing and tubing joint types and their requirements. Standard casing joints use three main thread forms: SC (short round thread), LC (long
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31/Jul
2025
What are Premium Connections?
After the standardization of API connections in the 1920s and the introduction of buttress connections in the 1950s, the 1960s and 1970s saw the development of premium connections
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15/Jul
2025
Application of Non-mag Drilling tools
The primary motivation for using non-mag drilling tools is to enable accurate directional surveying. MWD tools typically include a magnetometer (compass) and accelerometers. The ma
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15/Jul
2025
What are Non-Magnetic Drilling Collars?
A non-magnetic drilling collar (NMDC) is a thick-walled tubular piece of the drill string, similar in dimensions to standard drill collars, but made from a non-magnetic alloy. Stan
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15/Jul
2025
Classifications for Drill Pipe, HWDP, and Drill Collars
In oil and gas drilling, the drill string is an important assembly made up of drill pipe, heavy-weight drill pipe (HWDP), and drill collars. Each part has a unique purpose, and the