Author: gnadmin

GN is pleased to announce the successful delivery of a comprehensive Horizontal Directional Drilling (HDD) Mud Recycling System to a key customer in the Middle East. This significant order underscores our commitment to providing advanced fluid management solutions for demanding drilling operations globally.

Key Components of the Supplied System:

Two (2) Complete 1000 GPM Mud Recycling Systems: Each system includes:

Two (2) GNZS Series Shale Shakers: Serving as the primary solids control equipment, these high-performance shale shakers feature robust construction with a base, screen basket, vibration springs, vibrating motors, and a mud tank. Engineered for exceptional performance, they offer high vibration intensity, a large screening area, an adjustable screen basket angle, and a compact footprint. Available in linear or elliptical motion configurations, they can also be upgraded to negative pressure shale shakers upon request. Our GNZS shale shakers can be supplied as double or triple units with integrated piping manifolds and are also designed to function effectively as the underflow shaker for mud cleaners.

One (1) Mud Cleaner: Acting as the secondary and tertiary solids control stage, this efficient unit integrates desander cyclones, desilter cyclones, and an underflow shale shaker into a single, space-saving package. Its compact design and powerful performance make it the ideal choice for comprehensive solids removal in drilling fluid systems.

Two (2) Storage Tanks: Providing essential capacity for mud storage and management.

Three (3) Mixing Tanks: Facilitating efficient mud mixing and conditioning processes.

This integrated system is designed to optimize drilling fluid recovery, minimize waste, reduce environmental impact, and lower operational costs for the customer’s HDD projects. The combination of high-capacity processing (1000 Gallons Per Minute per line), robust equipment like the feature-rich GNZS Shale Shakers, and the space-efficient Mud Cleaners ensures efficient and reliable solids control tailored to the challenging conditions often encountered in the Middle East region.

The supply of this advanced HDD Mud Recycling System marks a significant step in strengthening GN’s presence and support for the oil, gas, and infrastructure development sectors within the strategically important Middle East market. We look forward to supporting our customer’s operational success with this high-performance fluid management solution.

GN Solids Control successful delivery 2 sets of the  GNOST-15 Oil Sludge Treatment System to a key customer in Asia. This deployment underscores GN Solids Control‘s growing presence in providing effective environmental solutions for the region’s oil and gas sector.

 

Oil on Solids < 3%

Basic Sediment & Water (BS&W) in Recovered Oil < 3%

Treated Water suitable for reuse, promoting resource recovery and reducing environmental impact.

Each comprehensive GNOST-15 system supplied includes the following integrated modules:

Slurry Feed Pump Module

Pre-Mixing Tank Module

Shale Shaker Module

GNLW-554 Two-Phase Decanter Centrifuge Module: Offering a maximum processing capacity of 600 GPM (136 m³/h) and a maximum bowl speed of 3112 RPM for efficient solid-liquid separation.

GNLWS-554 Three-Phase Decanter Centrifuge Module: This core technology is specifically designed for Solid-Liquid-Liquid three-phase separation. Widely recognized in oil sludge treatment, the GN 3-phase decanter centrifuge is engineered for reliable, smooth operation. Key components include the driving system, decanter bowl, internal screw conveyor, cover box, skid, and VFD control panel. Effective separation requires the solid phase to be the heaviest, and the two liquid phases to have different densities. Crucially, the 3-phase decanter separates solids and separates the two distinct liquid phases (oil & water). Compared to 3-phase disc centrifuges, the decanter type is significantly easier to operate and maintain.

Chemical Dosing Module

Steam Generator Module

This integrated solution provides the Asian customer with a robust, efficient, and continuous process for treating challenging oil sludge, recovering valuable oil, and ensuring responsible water management compliant with stringent environmental standards.

GN Solids Control, a leading provider of drilling fluids processing solutions, highlights its advanced Shale Shakers and Mud Cleaners, critical equipment for efficient solids control on offshore drilling platforms.

As the first phase and key equipment in the drilling mud system, the performance of the shale shaker directly impacts the effectiveness of the entire solids control system. GN Solids Control offers unparalleled flexibility, designing and manufacturing customized solutions including double or triple shale shakers mounted on a single skid, complete with integrated connecting manifolds, to meet specific client requirements for complex offshore operations.

Reflecting current industry demands, GN provides both cutting-edge options:

GNZS Linear Motion Shale Shakers: Incorporating advanced domestic and international technology with GN’s proprietary design, these shakers deliver proven performance. The complete GNZS series caters to diverse needs, with customer feedback consistently praising its advantages: high G-force for superior separation, wide screen area for increased capacity, a compact structure ideal for space-constrained offshore installations, and excellent cost-effectiveness.

Complementing its shale shakers, GN offers the GNZJ Mud Cleaner, a standard yet highly capable model. GN excels at designing customized, cost-effective Mud Cleaners tailored to unique customer needs. Whether for traditional oil & gas well drilling fluids treatment systems or specialized HDD (Horizontal Directional Drilling) Mud Recycling Systems, GN’s mud cleaners provide reliable and comprehensive solids removal.

GN Solids Control is dedicated to providing high-quality, innovative, and efficient solids control equipment and integrated solutions for the global drilling industry, with a strong focus on meeting the challenging demands of offshore operations. Our commitment to customization and cost-effectiveness ensures optimal performance for our clients’ specific applications.

We’re excited to share the recent shipment of high-performance solids control equipment to a valued overseas client!

Key Equipment Supplied:

2 Sets of GNMS-500K Mud Recycling Systems:

Processing Capacity: 120 m³/h (500 GPM) – ideal for demanding drilling fluid volumes.

Cutting Point: Efficiently removes solids down to 25 microns.

Integrated Design: Each system includes a GNZS754K-Y8N Desander as a core component.

Compact & Economical: Designed as GN’s Economy Mud Recycling System, offering excellent performance and value in a space-efficient footprint. This design prioritizes operational efficiency and cost-effectiveness without compromising essential separation capabilities.

3 Units of GNLW364GT Decanter Centrifuges:

Large Capacity Bowl: Features a substantial 14-inch (360mm) diameter bowl，significantly enhancing separation efficiency and dewatering performance compared to shorter bowls.

High-Speed Operation: Capable of reaching speeds up to 3964 RPM, generating the high G-forces critical for fine solids separation and maximum drying of discharged solids.

Premium Construction: Utilizes a centrifugally cast duplex stainless steel bowl for exceptional strength, corrosion resistance, and longevity. Critical wear parts are protected with tungsten carbide linings, ensuring extended service life in abrasive drilling environments.

This equipment combination provides a comprehensive solution for managing drilling fluid (mud) on their rig sites:

The GNMS-500K mud recycling systems efficiently process large volumes of mud, removing detrimental fine solids (down to 25 microns) to maintain fluid properties, reduce dilution costs, and minimize waste volumes.

The GNLW364GT decanter centrifuges deliver high-performance fine solids separation and dewatering. Their robust design (high L/D ratio, high RPM, premium materials) ensures reliable operation and maximized solids control efficiency, crucial for challenging drilling conditions and maximizing the life of the active mud system.

This shipment represents GN’s dedication to delivering technologically advanced, durable, and cost-effective solids control solutions to drilling operations worldwide. We are proud to support our international clients in achieving their operational goals with superior equipment.

The demanding environments of African oilfields require robust, reliable, and efficient equipment, especially for handling challenging materials like drilling mud, sludge, and solids-laden waste. We are pleased to announce the supply of a batch of specialized Sludge Vacuum Pumps (also known as Solids Transfer Pumps) specifically designed to meet these rigorous needs.

What is a Sludge Vacuum Pump?

This advanced pneumatic vacuum pump is engineered for the tough job of transferring liquids, slurries, and – critically – dry solids. It stands out as a High Vacuum Loading Solids Transfer Pump, making it uniquely suited for harsh oilfield conditions where performance and minimal downtime are paramount.

Key Advantages for African Oilfield Operations:

High Vacuum Performance: Excels at loading and transferring difficult materials, including sticky sludge and dry solids.

Exceptional Solids Handling: Capable of transferring materials with high specific gravity and high density. Crucially, it handles slurries with solids content up to an impressive 80%.

Rugged & Reliable: Built to perform consistently in tough environments, minimizing operational disruptions.

Low Maintenance: Designed for simplicity and durability, reducing service requirements and operational costs – a vital factor in remote locations.

Versatile Transfer: Efficiently moves liquids, viscous slurries, and dry bulk solids using the power of vacuum.

Why This Pump is Ideal for Oilfield Sludge & Solids:

Traditional pumps often struggle with the abrasive, dense, and highly solid-laden materials common in oilfield waste streams (like tank bottoms, pit cleaning, and drill cuttings). The GNSP series Solids Vacuum Pump overcomes these challenges:

Handles High Solids Content: The ability to pump slurries with up to 80% solids content is a game-changer for efficient waste transfer and tank cleaning.

Dry Solids Capability: Easily transfers dry bulk materials like bentonite, barite, or dried drill cuttings.

Vacuum Loading: Simplifies the process of picking up material directly from sumps, tanks, or pits without complex priming systems.

Pneumatic Operation: Safe for use in potentially hazardous environments (no electric motors sparking) and requires only compressed air.

Reduced Clogging: Designed to minimize blockages when handling challenging solids mixtures.

This supply of GNSP series Solids Vacuum Pumps provides our African oilfield service client with a powerful, reliable, and low-maintenance solution for their critical sludge and solids transfer operations. By choosing this high-vacuum technology, they are equipping their teams to handle the toughest materials efficiently, ensuring smoother operations, reduced downtime, and lower maintenance burdens in the challenging African oilfield environment.

Asia Drilling Company has bolstered its drilling fluid management capabilities with the purchase of advanced decanter centrifuges from GN Solids Control. The order includes the following models:

2 Sets GNLW363D-VFD Decanter Centrifuges:

These units feature a 14-inch (360mm) diameter bowl with a length-to-diameter ratio of 3.5:1, capable of operating at speeds up to 4000 RPM.

Designed for maximum durability and extended service life between overhauls, the GNLW363D-VFD decanter centrifuge incorporates a centrifugally cast duplex stainless steel bowl and tungsten carbide hardened tiles protecting the solids conveyor.

Critical wear areas are further protected with replaceable tungsten carbide inserts at both the feed distribution and solids discharge zones. Tungsten Carbide plows continuously clear the solids discharge area.

1 Set GNLW453D-VFD Decanter Centrifuge:

This larger 18-inch (450mm) diameter bowl centrifuge offers operational flexibility with a choice of length-to-diameter ratios (3.4:1 or 4:1), enabling efficient removal of low gravity solids from drilling fluids. Powered by a 75hp main drive and a 30hp auxiliary motor, the GNLW453D-VFD decanter centrifuge can be optionally equipped with main bearing temperature and vibration sensors for enhanced safety and performance monitoring.

The GN decanter centrifuges, particularly featuring hardened tungsten carbide components in critical wear zones, are expected to provide Asia Drilling Company with reliable solids control performance.

GN Solids Control has successfully delivered a comprehensive 2000HP drilling rig solids control system to a leading Indian drilling company. This advanced system enhances drilling efficiency and safety with state-of-the-art components engineered for demanding oilfield operations.

Key Components & Capabilities:
Mud Gas Separator (GNZYQ1200A)

Quantity: 1 unit

Essential safety equipment for displacing gas-invaded drilling fluid. Prevents hazardous deviations in mud density/viscosity and mitigates kick/blowout risks.

Shale Shakers (GNZS594K)

Quantity: 3 units

Primary solids control with 7.5G max G-force and 140 m³/hour processing capacity. Dual 1.94KW motors ensure efficient cuttings removal.

Vacuum Degasser (GNZCQ360)

Quantity: 1 unit

Rapidly removes entrained gases to restore mud density. Doubles as a high-power agitator for operational versatility.

Mud Cleaner (GNZJ594K-2S12N)

Quantity: 1 unit

Compact 3-in-1 unit integrating desander, desilter, and bottom-shale shaker for secondary/tertiary solids control.

Centrifugal Pumps (GNSB Series)

Quantity: 9 units

Mechanically sealed pumps with wear-resistant alloy construction. Transfer slurry to separation equipment (centrifuges/filters) and serve as mixing/charging pumps.

Mud Tanks & Auxiliary Equipment

Mud Tanks: 10 units

Mud Agitators (GNJBQ Series): 19 units

Gear-reducer models maintain uniform mud consistency and suspend solids.

Mud Guns: 17 units

Jet Mud Mixing Hopper (GN Series): 2 units

Venturi-jet design adjusts mud density/viscosity during mixing/weighting.

Electrical Control System

Quantity: 1 set

Centralized control for automated operations.

Operational Impact
This turnkey solution provides the Indian operator with enhanced safety, reduced downtime, and lower operational costs. The Mud Gas Separator and vacuum degasser synergistically manage gas influxes, while the centrifugal pumps ensure reliable fluid transfer across the system.

1000HP drilling rig mud tank system has been successfully commissioned in Yunnan Province, marking a significant milestone in regional oil and gas drilling operations. The system, designed to enhance drilling efficiency and environmental safety, features advanced solid control equipment and integrated solutions tailored for high-performance mud circulation.

Core Components of the Mud Tank System

The newly commissioned system includes:

4 mud tanks for optimized fluid storage and circulation.

3 GNZS594K drilling fluid shale shakers: These single-layer shale shakers are widely used in oil and gas drilling and large-scale trenchless drilling projects. Capable of handling high-volume mud systems, they ensure efficient separation of cuttings and contaminants.

1 GNZCQ270 vacuum degasser: This specialized device rapidly removes gas infiltrations from drilling fluid, restoring mud density and stabilizing its properties. It also doubles as a high-power agitator, compatible with various mud circulation and purification systems.

1 GNZJ752K-2S desander: Serving as secondary solid control equipment, this 10″/12″ hydrocyclone system removes 47–76μm solid particles from drilling fluid.

1 GNZJ752K-12N desilter: A tertiary solid control unit utilizing 4″/5″ hydrocyclones to eliminate finer 15–47μm solids.

1 GNLW452D medium-speed decanter centrifuge: A horizontal decanter centrifuge with a 3.4:1 or 4:1 length-to-diameter ratio, designed to separate solids from lightweight mud at low operational costs. Equipped with dual motors (75hp main and 30hp auxiliary), it offers compact construction and optional safety features such as main bearing temperature and vibration sensors.

Supporting equipment: Mud Agitators, sand pumps,mud mixing hoppers, and an integrated electrical control system.

Technical Highlights of Key Equipment
1. GNZS594K Shale Shakers
As the primary solid control stage, these robust shakers ensure high-capacity screening for drilling fluid, critical for maintaining fluid integrity and reducing downstream equipment wear.

2. GNZCQ270 Vacuum Degasser
By creating negative pressure, this device efficiently extracts entrapped gases, preventing well-control risks while doubling as a powerful mixer to homogenize mud composition.

3. Desander & Desilter Systems
The hydrocyclone-based desander (secondary stage) and desilter (tertiary stage) work synergistically to remove progressively finer solids, ensuring optimal fluid cleanliness for drilling operations.

4. GNLW452D Decanter Centrifuge
This advanced centrifuge enhances solids separation efficiency, particularly in challenging environments. Its dual-motor design and optional sensors significantly enhance safety and operational monitoring capabilities.

Significance of the Project
The successful commissioning of this 1000HP mud tank system underscores Yunnan Province’s growing role in China’s energy sector. By integrating cutting-edge solid control technologies, the system not only improves drilling efficiency but also aligns with stringent environmental standards by minimizing waste and optimizing fluid reuse.

The project exemplifies the industry’s shift toward smarter, safer, and more sustainable drilling practices. With its robust design and multifunctional components, the system is poised to support complex drilling operations across diverse geological conditions in Yunnan and beyond.

GN Solids Control has successfully delivered and commissioned a high-performance 750HP workover rig solids control system for China Oilfield Service Company . The system, designed to enhance drilling efficiency and environmental safety, features state-of-the-art technologies to optimize solids removal and ensure smooth operations in demanding oilfield environments.

Key Components of the System

1. Mud Tank System
The system includes a robust mud tank engineered to store and circulate drilling fluids efficiently. Its modular design ensures easy integration with other solids control equipment while maintaining a compact footprint.

2. GNZS594K Shale Shakers (2 Units)
At the core of the primary solids control stage are two GNZS594K linear motion shale shakers. Renowned for their high processing capacity and adaptability, these shakers are widely used in oil and gas drilling, large-scale HDD (horizontal directional drilling), and industrial separation applications. The GNZS594K series supports customizable motion trajectories (linear or elliptical) and can be upgraded to a negative pressure shale shaker configuration upon request, further enhancing separation efficiency for complex drilling conditions.

3. GNZS594K-2S12NK Mud Cleaner
The secondary and tertiary solids control stages are powered by the GNZS594K-2S12NK mud cleaner, a compact yet powerful unit integrating desander and desilter hydrocyclones with an integrated vibrating screen. This multi-functional device efficiently removes fine solids (15-44 microns) while minimizing space requirements, making it an ideal choice for mid-to-high-density mud systems.

4. GNLW452D Medium-Speed Decanter Centrifuge
For advanced solids separation, the system incorporates the GNLW452D decanter centrifuge. With a bowl length-to-diameter ratio of 3.4:1 or 4:1, this dual-motor-driven unit (75HP main motor + 30HP back-drive motor) delivers cost-effective removal of fine particles from lightweight drilling fluids. Enhanced safety and operational monitoring are enabled through optional features such as main bearing temperature sensors and vibration sensors.

5. Auxiliary Components
The complete package is supported by critical ancillary equipment including sand pumps, agitators, mud hoppers, and an advanced electrical control system, ensuring seamless coordination across all stages of the solids control process.

System Advantages
High Efficiency: Multi-stage solids removal maximizes drilling fluid reuse and reduces waste.

Compact Design: Optimized layout minimizes rig footprint without compromising performance.

Customization: Flexible configurations (e.g., motion trajectory, sensor integration) adapt to diverse operational needs.

Reliability: Heavy-duty construction ensures durability in harsh drilling environments.

GN Solids America,  marked a successful conclusion to its participation in the 2025 Offshore Technology Conference (OTC) held at the NRG Center in Houston.

As the only manufacturer in solids control indudstry to showcase a comprehensive suite of cutting-edge technologies—including shale shakers, decanter centrifuges, vacuum pumps, and shaker screens—the company reinforced its commitment to delivering cost-effective, innovative solutions for the oil and gas industry.

Showcasing Practical Innovations
During the week-long event, GN Solids America drew significant attention with its compact, high-performance separation technologies tailored for oil and gas operations and environmental applications. Key highlights from their exhibition included:

GNLW223D 9-inch Decanter Centrifuge: Designed for tank cleaning, core drilling, and small-scale fluid recycling, this equipment combines efficiency with versatility.

GNSP-10B Sludge Vacuum Pump: An air-driven, explosion-proof solution engineered for challenging waste transfer tasks in hazardous environments.

GNZS Series Shale Shaker: Featuring high G-force linear motion and durable composite screens, this system ensures optimal solids removal and extended operational life.

By integrating advanced engineering with user-centric design, GN Solids America continues to empower clients to enhance operational efficiency while minimizing environmental impact.