Coal and Gas Outburst Solutions

Hanwei's integrated drilling and cavitation gas treatment equipment provides the best solution for your high-gas mine shaft.

Our products for Coal and Gas Outburst Solution

Hanwei Integrated Drilling & Cavity-Making Equipment provides accurate, safe and reliable gas problem solutions for the coal mining industry.

Hanwei's underground coal mine gas pretreatment solution

Drilling & Cavity-Making System

Our system helps underground coal mines release gas, reduce ground stress, and improve coal seam permeability through drilling and cavity creation. This effectively prevents outbursts, boosts gas extraction efficiency, and cuts management costs, while also lessening worker effort and improving the work environment.

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Underground Drilling rigs

Our drilling rigs provide power, durability, and intelligent control for safe, efficient mining in complex coal seams.

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The clear water pumping station in Hanwei

water pumping station

Our pumping station can inject water into the coal seam before coal mining to suppress dust. It features high output pressure, large flow rate and high efficiency

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Hanwei's solid-liquid separator

Mining vibrating screen type solid-liquid separator

Our separator mainly separates coal and water from the coal-water mixture quickly and classifies and conveys them, effectively ensuring the working site environment.

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  • Pressure Relief & Permeability: Significantly Improved

    Our system quickly eliminates outburst risks via destress gas drainage. This has doubled excavation speeds for you:

    • Cross-strata borehole protected rock roadways: From 100m/month to 200m/month.
    • Along-seam strip pre-drainage protected excavation: From ~60m/month to ~120m/month.
  • Gas Release: Controlled & Targeted

    When high gas pressure is met during drilling, cavity creation immediately releases localized pressure, allowing you to continue drilling without jams. This eliminates outburst dangers, speeds up your drilling, and ensures safe, efficient gas extraction for you.

  • Costs & Efficiency: Reduced & Boosted

    We significantly cut your gas pre-drainage drilling time and volume.

    • Along-seam strip pre-drainage costs: Reduced by 70%.
    • Cross-strata borehole protected rock roadway costs: Reduced by 30%.

Trusted by Mining Professionals Worldwide

Proven solutions for complex underground operations

Paul Anderson

Project Manager

"HanWei’s equipment has transformed our tunnel construction, making the process faster and safer."

Mark Johnson

Head Engineer

"The precision of their drilling rigs has greatly improved our gas extraction efficiency, reducing safety risks."

Emily Taylor

Operations Manager

"Thanks to HanWei’s solutions, we’ve significantly reduced water buildup in our coal seams, improving overall operational safety."

Why HanWei Is the Right Partner for Your Coal Mining 

At Hanwei, we combine expertise with cutting-edge tech to deliver reliable, custom high-gas mine solutions for you. Our integrated drilling & cavity-making equipment is built for your durability and safety, ensuring consistent performance in tough underground environments. We focus on your support and operational efficiency, committed to helping you achieve safer, more productive gas management.

Real-World Applications: HanWei Products in Action

Coal Mine Gas Exploration

Coal Mine Drilling

Coal Mine Drilling

Coal Mine

FAQ

Our products are designed for a variety of underground applications, including gas extraction, water removal, tunnel construction, and ventilation enhancement.

Our equipment is built with advanced safety features that reduce risks, such as gas buildup and tunnel collapses, ensuring safer underground environments.

Yes, we offer tailored solutions to meet the unique challenges of your mining operations, ensuring the best fit for your specific needs.

We provide full on-site installation and ongoing technical support to ensure optimal performance of your equipment.

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