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Oil Drilling And Production Machinery

ABOUT SHENG DE

A Professional Company Specialized In Downhole Motor

Weifang shengde petroleum machinery manufacturing co., LTD is a professional company integrating research and development, design and production. China national petroleum (group) corporation, China petrochemical (group) corporation petroleum drilling machinery manufacturing network provider. 
 
At present, the company has more than 120 employees, more than 10 engineering and technical personnel, production, testing equipment advanced and complete.
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Founded in 1991
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Covering area of 32,000㎡
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Building area of 18,000㎡

DIGITAL SHOWROOM

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!


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PROJECTS

Solutions For Oil Drilling Case Studies

ADVANTAGES

Why Choose SD?

Latest Blogs

What Is The Difference between Gas And Hydraulic Shock Absorbers?

Shock absorbers play a critical role in many mechanical systems by controlling unwanted vibrations, impacts, and oscillations. Their fundamental purpose is to absorb kinetic energy and convert it into heat or another form of energy to smooth motion and protect components from damage. Two common types of shock absorbers used across various industries are gas shock absorbers and hydraulic shock absorbers.

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Aug 22, 2025
Aug 22, 2025
How Oil Field Hydraulic Shock Absorbers Work?

Hydraulic shock absorbers play an indispensable role in oilfield operations, particularly in drilling, completion, and workover processes. These tools are engineered to absorb and dissipate the powerful shocks and vibrations generated deep within the wellbore. Such impacts can arise from sudden weight drops, pipe stretch, formation changes, or operational mishaps. Without effective shock absorption, these forces risk damaging sensitive and costly downhole equipment, causing failures, unplanned downtime, and significant economic loss.

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Aug 19, 2025
Aug 19, 2025
What Is The Difference between A Drill Jar And A Fishing Jar?

The jar is one of the most vital downhole tools used in oilfield operations, designed to deliver a sudden impact that can free stuck equipment or assist in tool recovery. These tools act as the “hammers” of the drilling world, providing controlled shock loads in a highly challenging environment thousands of feet below the surface. While both drilling jars and fishing jars serve the general purpose of delivering an impact force, their designs, applications, and operational principles differ significantly.

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Aug 15, 2025
Aug 15, 2025
What Is The Difference between Gas And Hydraulic Shock Absorbers?

Shock absorbers play a critical role in many mechanical systems by controlling unwanted vibrations, impacts, and oscillations. Their fundamental purpose is to absorb kinetic energy and convert it into heat or another form of energy to smooth motion and protect components from damage. Two common types of shock absorbers used across various industries are gas shock absorbers and hydraulic shock absorbers.

READ MORE
Aug 22, 2025
Aug 22, 2025
How Oil Field Hydraulic Shock Absorbers Work?

Hydraulic shock absorbers play an indispensable role in oilfield operations, particularly in drilling, completion, and workover processes. These tools are engineered to absorb and dissipate the powerful shocks and vibrations generated deep within the wellbore. Such impacts can arise from sudden weight drops, pipe stretch, formation changes, or operational mishaps. Without effective shock absorption, these forces risk damaging sensitive and costly downhole equipment, causing failures, unplanned downtime, and significant economic loss.

READ MORE
Aug 19, 2025
Aug 19, 2025
What Is The Difference between A Drill Jar And A Fishing Jar?

The jar is one of the most vital downhole tools used in oilfield operations, designed to deliver a sudden impact that can free stuck equipment or assist in tool recovery. These tools act as the “hammers” of the drilling world, providing controlled shock loads in a highly challenging environment thousands of feet below the surface. While both drilling jars and fishing jars serve the general purpose of delivering an impact force, their designs, applications, and operational principles differ significantly.

READ MORE
Aug 15, 2025
Aug 15, 2025
How Do You Activate A Drilling Jar?

A drilling jar is an essential downhole tool used in drilling operations to deliver a powerful impact that helps free stuck drill strings or other downhole assemblies. This tool plays a critical role in maintaining operational efficiency and preventing costly delays when drilling encounters stuck pipe situations. The activation process is not just about pulling or pushing; it involves understanding the jar’s mechanism, the downhole conditions, and the correct timing for impact.

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Aug 12, 2025
Aug 12, 2025
Hydraulic Jar Operation & Mechanism

A hydraulic jar is a specialized downhole tool that uses hydraulic pressure to deliver a sudden, controlled impact, helping drilling crews free stuck equipment and maintain smooth operations. It is a crucial component in the bottom hole assembly (BHA), designed to overcome common drilling challenges such as differential sticking, borehole instability, or debris blockage.

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Aug 08, 2025
Aug 08, 2025
What Is A Hydraulic Jar?

A hydraulic jar is a vital downhole tool designed to deliver a sudden impact to free stuck drilling equipment during oil and gas well operations. It uses controlled hydraulic pressure to store energy and release it in a sharp jolt, helping to dislodge obstructions without damaging surrounding tools or the wellbore. In drilling, equipment can become stuck due to differential sticking, key seating, or hole collapse.

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Aug 05, 2025
Aug 05, 2025
What is a Progressive Cavity Pump

A progressive cavity pump has a steel rotor with a spiral shape. The rotor turns inside a rubber stator with two spirals. People may call it a progressing cavity pump, eccentric screw pump, or mono pump. When the rotor spins, it makes closed spaces that move liquid forward.

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Jul 31, 2025
Jul 31, 2025
Positive Displacement Motor (PDM) vs. Turbine

Are you struggling to choose between a Positive Displacement Motor (PDM) and a turbine for your industrial application? These two systems are essential in different sectors, but they function in very distinct ways. In this article, we'll break down the key differences between these two systems.

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Jul 28, 2025
Jul 28, 2025
The Internal Components of Positive Displacement Motors

Positive Displacement Motors (PDMs) play a pivotal role in a range of industrial operations, particularly in the oil and gas drilling sector. These motors are designed to convert hydraulic fluid into mechanical power, offering reliable and consistent energy for various tools and equipment.

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Jul 24, 2025
Jul 24, 2025
Why Use A Mud Motor?

Are you tired of dealing with slow drilling in tough terrains? Mud motors are the solution you've been looking for. These powerful tools offer unmatched efficiency and control, especially in challenging environments.

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Jul 21, 2025
Jul 21, 2025
What is a PDM used for?

Positive displacement motors (PDMs) are critical tools in various industrial operations, particularly in oil and gas drilling. These motors use hydraulic fluid to generate mechanical power, providing reliable and consistent energy to perform tasks like drilling, milling, and wellbore cleaning, even under extreme conditions.

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Jul 17, 2025
Jul 17, 2025
How Does A PDM Motor Work?

IntroductionPositive Displacement Motors (PDM), also known as mud motors, are essential in modern directional drilling. These motors convert hydraulic energy from drilling mud into mechanical power, allowing for precise rotation of the drill bit.

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Jul 15, 2025
Jul 15, 2025
What Is A Tricone Bit?

In the world of drilling, efficiency and durability are key factors determining success. Whether you're in the oil and gas industry, mining, or water well drilling, choosing the right drill bit can make a huge difference. One of the most versatile and widely used drill bits is the tricone bit.

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Apr 01, 2025
Apr 01, 2025
Who Invented the Tricone Bit?

The tricone bit is one of the most significant advancements in the drilling industry, revolutionizing oil and gas extraction, mining, and water well drilling.

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Apr 05, 2025
Apr 05, 2025
How Are Tricone Bits Made?

IntroductionTricone bits are essential tools in the drilling industry, widely used for oil, gas, water well, and mining operations. Their unique three-cone design enables efficient penetration through various rock formations, making them a preferred choice over other drill bit types.

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Apr 08, 2025
Apr 08, 2025
How Does a Downhole Motor Work?

In the oil and gas drilling industry, efficient drilling operations are essential for maximizing productivity while minimizing costs and risks. One critical component in modern drilling technologies is the downhole motor, particularly the PDM downhole motor (Positive Displacement Motor).

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Apr 14, 2025
Apr 14, 2025
What is a Positive Displacement Motor?

In industries such as drilling, manufacturing, and automotive, motors are the heart of operations that drive mechanical functions.

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Apr 17, 2025
Apr 17, 2025
Russian customers visit our company

A group of 3 Russians paid a business visit to our company and had an in-depth exchange on the whole production process and quality management system of our products.

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Apr 02, 2025
Apr 02, 2025
What is PDC Drill Bit?

Drilling technology has evolved significantly over the years, leading to innovations that improve efficiency and reduce costs. One of the most important advancements in the oil and gas industry is the PDC drill bit. These drill bits have transformed drilling operations by offering superior durabilit

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Feb 14, 2025
Feb 14, 2025
The Role of Directional Well Oil Drilling Bits in Modern Exploration

Directional well oil drilling has revolutionized the oil and gas industry, providing companies with the ability to access resources in previously untapped areas. This article explores the evolution of directional well oil drilling bits, highlighting the advancements that have been made in technology

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Apr 08, 2024
Apr 08, 2024
  • No. 2088, Airport Road, Quiwen District, Weifang City, Shandong Province, China
  • Call Us On:
    +86-150-9497-2256
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