Oil sludge pyrolysis plant offers an advanced solution for managing industrial waste effectively. Oil sludge, a hazardous industrial waste, poses risks to soil and water resources if improperly handled. Our machine utilizes high-temperature, oxygen-free technology to convert oil sludge into pyrolysis oil. Compared to other treatment options, this solution ensures a more complete and eco-friendly oil sludge management. This achieves the goals of “reduction, resourcing and harmlessness“. Read more details about Beston Group’s oil sludge pyrolysis solution!
This process mixes oil sludge with hot water and emulsifiers. Then, it heats and emulsifies the mixture, and impurities are washed away. After that, centrifugal force separates oil, water, and solids, and the cleaned residues are ready for pyrolysis conversion.
Oil sludge pyrolysis process converts high-purity oil sludge into fuel oil, syngas, and non-hazardous residue. Due to the reduction of impurities in oil sludge, the reaction becomes more efficient. Thus, it reduces the hazards of oil sludge exposure to environment.
Based in Oman, Elite International has shifted from conventional low-cost oil sludge disposal to advanced thermal desorption technology. As environmental regulations tighten, traditional methods no longer meet compliance or support a responsible corporate image. The adoption of thermal desorption enables more efficient, compliant, and environmentally sound treatment, improving the company’s image. The project has become a regional reference, showcasing a forward-looking solution for oil sludge management in Oman.
Since its successful operation on December 10, 2024, the project has been running stably.
On June 25–26, 2025, industry leaders and Omani government representatives gathered in Oman for the Oil Sludge Treatment Industry Middle East Exchange Conference 2025. As part of the agenda, participants visited the Elite International project site on the second day. The site tour offered a direct view of the system’s operational performance, treatment capacity, and practical value in oil sludge resource utilization.
| Model | BLL-30 | BLJ-20 | BLJ-16 WAX | BLJ-16 CAT | BLJ-16 Standard | BLJ-16 ULTRA |
|---|---|---|---|---|---|---|
| Manufacturer | BESTON | BESTON | BESTON | BESTON | BESTON | BESTON |
| Time to Market | 2025 | 2025 | 2022 | 2022 | 2013 | 2022 |
| Motor Brand | Chinese brand | Chinese brand | Chinese brand | Chinese brand | Chinese brand | ABB Explosion-proof |
| Suitable Raw Materials | Waste plastics; Tires; Oil sludge | Waste plastics; Tires; Oil sludge | Waste plastic bales (Max.0.9*0.9*1.6m) | Waste plastic bales (Max.0.9*0.9*1.6m) | Whole tire Tire blocks Oil soil with liquid content | Waste plastics; Tires; Oil sludge |
| Input Capacity (Max.) | Waste plastic pellets: 0.8-1.05t/h Rubber powder: 1.25-1.5t/h Oil sludge:1.8-2.3t/h | Waste plastic pellets: 12-13t/d Tire: 18-20t/d Oil sludge:20-25t/d | 8-10t/batch | 8-10t/batch | Whole tire Sidewall removed tire: 15-16t/batch Oil soil: 16-18t/batch | Waste plastic bales: 8-10t/batch Whole tire Sidewall removed tire: 15-16t/batch Oil sludge: 16-18t/batch |
| Working Method | Fully Continuous | Batch | Batch | Batch | Batch | Batch |
| Final Oil Quality | Pyrolysis oil Pyrolysis oil with wax or naphtha | Pyrolysis oil, Non-standard diesel and naphtha | Pyrolysis oil with wax | Pyrolysis oil with naphtha | Pyrolysis oil | Pyrolysis oil Pyrolysis oil with wax or naphtha |
| Reactor Material | 304/310S Stainless steel | Q345R Boiler steel and 304/316L/310S Stainless steel | 304 Stainless steel | 304 Stainless steel | Q345R Boiler steel | 304 Stainless steel |
| Reactor Life Span (Years) | 5-8 | Q345R Boiler steel 2-3 304/316L Stainless steel 5-8 310S Stainless steel 8-10 | 5-8 | 5-8 | 2-3 | 5-8 |
| Guarantee (Months) | 12 | 12 | 12 | 12 | 12 | 12 |
| Delivery Time (Calendar Days) | 60-90 | 60 | 60 | 60 | 45 | 90 |
| Land Space Required (L*W*H*m) | 70*20*10 | 40*13*8 | 33*13*8 | 33*13*8 | 33*13*8 | 33*26*8 |
| Packing | 20*6*3m in bulk+13*40HQ | 1*40FR+4*40HQ | 1*40FR+3*40HQ | 1*40FR+3*40HQ+1*20GP | 1*40FR+3*40HQ | 1*40FR+8*40HQ |
| Installation Period (Calendar Days) | 60-90 | 45 | 45 | 45 | 45 | 60 |
With advanced fraction distillation technology, naphtha with a boiling point below 200°C is directed to the light oil tank. Non-standard diesel above 200°C is sent to the heavy oil tank.
BLJ-20 oil sludge pyrolysis plant adopts a ø2800*10000 large-scale main furnace, daily oil sludge input rises from 15–16 tons to 20–25 tons, achieving a 50% growth in throughput.
Thermo-dynamic sealing and flexible high-temperature insulation ensure system safety, prevent leakage, and reduce thermal hazard risks. This ensures the safety of on-site operators.
With efficient oil-gas anti-condensation technology, the BLL-30 enables 30 days of uninterrupted operation, ensuring stable performance while processing up to 12,000 tons of oil sludge annually.
By adopting hot flue gas recirculation and air preheating technology, 80% of the hot gas heats the reactor, while 20% aids combustion—cutting fuel use by 55% and emissions by 50%.
With main furnace multi-media automatic temperature control technology, it automatically matches the appropriate temperature according to different fuels, with an error of no more than 10 ℃.
In various stages of oil exploration, production, storage and transportation, and refining, large quantities of oily sludge are produced each year. The oil sludge contains 5% to 50% petroleum and pollutants such as polycyclic aromatic hydrocarbons and heavy metals. This makes it toxic and flammable. It significantly pollutes the air, soil, and water resources, posing severe threats to the ecological environment and human health. There exist considerable challenges to its disposal.
| Source | Category | Water Content (%) | Oil Content (%) | Solid Content (%) |
|---|---|---|---|---|
| Drilling Operation | Oil-based Cuttings | 8-15 | 15-25 | 60-80 |
| Opeartional Sludge | 40-50 | 10-20 | 30-40 | |
| Landed Sludge | 5-25 | 5-10 | 70-90 | |
| Crude Oil Transportation | Landed Sludge | 5-25 | 5-10 | 70-90 |
| Tankbottom Sludge | 40-70 | 20-40 | 5-40 | |
| Crude Oil Refining | Grease Trap Bottom Mud | 60-70 | 10-15 | 25-35 |
| Floatation Pond Scum | 75-90 | 5-10 | 3-10 | |
| Activated Sludge | 75-85 | 10-20 |
For countries rich in petroleum resources, the petroleum industry typically serves as a cornerstone of domestic economies. However, extensive oil extraction inevitably results in large amounts of oil sludge that require treatment. Therefore, establishing projects for oil sludge management in leading oil-producing nations (like the United States, Russia, Saudi Arabia, Canada, and Iraq) could be promising investments.
Oil sludge disposal is complex due to its diverse components and numerous types, posing technical challenges. Currently, there are various oil sludge recycling techniques, each with advantages and disadvantages. Among these, oil sludge pyrolysis plant is considered a superior method due to its comprehensive benefits.
| Technology/Project | Treatment Technology and Crude Oil Recovery | Secondary Pollutants | Technology Maturity | Facility Investment | Energy Consumption | Synthesis Score |
|---|---|---|---|---|---|---|
| Solvent Extraction | Thorough oil recovery | Solvent wetting | Complex, not mature, high | General | Suitable for deep oil recovery | |
| Thermal Chemical Washing | Incomplete oil recovery | Residual contaminated oil mud | Simple, mature | Low | General | |
| Biological Method | Long treatment cycle, poor treatment effect for cycloalkanes and aromatics | Secondary pollution risk | Complex, not mature | General | Low | |
| Incineration | All organic matter is treated, but crude oil cannot be recovered | Small amount of ash, generation of toxic and harmful gases | Complex | High | Unlimited scale | |
| Pyrolysis | All opportunities can be treated, and crude oil can be effectively recovered | Small amount of ash | Technically mature | Moderate | Moderate |
Beston Group has developed 2 pyrolysis technical solutions to meet different oil sludge treatment requirements. Welcome contact us to consult oil sludge pyrolysis equipment.
Input oil sludge into pyrolysis reactor. Select the appropriate transportation mode according to the liquid content of oil sludge.
Pyrolysis reactor always maintains a low-oxygen and sealed environment. With the combustion chamber heating the reactor, the temperature rises. At 200-450℃, oil gas will come out. Due to the absence of air, the process effectively eliminates the generation of dioxins, and NOx, and produces almost no H2S or SO2.
In this process, oil sludge pyrolysis plant cool the solid slag produced from pyrolysis through water-cooling heat exchange and then automatically collects it.
Test Process: Heating a 210g oil sludge sample to 242°C.
Test Result: 67.14% of the oil sludge is converted to heavy oil, 25.24% remains as oil sludge, and 7.62% is lost.
Analysis:
Conclusion: Oil sludge pyrolysis plant helps produce heavy oil and stabilize oil sludge.
Different countries have different standards for the disposal of oil sludge pyrolysis residues. Moreover, oil sludge pyrolysis residues used in different industries’ landfill disposal (e.g. agricultural land, building land) can also make standards different. Therefore, this report is for simple reference only.
Test Analysis:
Conclusion: Oil sludge pyrolysis equipment recovers oil and reduces heavy metal content. It is an effective harmless and resource-recycling solution.
Disposal fees depend on waste volume, type, and local environmental regulations. For example, a waste management company in Nigeria charges $200 per ton for processing oil sludge with pyrolysis technology. In the long term, this can fully cover the oil sludge pyrolysis plant cost.
Due to the high hazard and severe pollution caused by oil sludge, petroleum departments typically provide economic subsidies for pyrolysis treatment of oil sludge. The amount of subsidy depends on local policies.
Fuel sales units or refineries may have interest in the fuel oil produced from pyrolysis of oil sludge. This can generate significant economic benefits.
The sand produced from oil sludge pyrolysis machine can be used in landfills, sold to brick factories for brick production, or sold to oil companies as an anti-collapse agent for oil wells.
Oil sludge pyrolysis plant helps remove harmful oil-based substances from contaminated soil. The high temperatures during the pyrolysis process can break down hazardous components in the oil sludge, such as heavy metals and volatile organic compounds, thereby reducing their persistent pollution in the soil. This contributes to the remediation of contaminated soil.
Oil sludge contains large amounts of oil and toxic substances, and direct discharge can lead to water pollution. Oil sludge pyrolysis effectively treats the sludge, reducing the risk of water contamination at the source and protecting the quality of groundwater and surface water.
EPC (Engineering, Procurement, and Construction) is a one-stop project delivery model that Beston Group provides for our customers. With only basic drawings or site data from the client, we can take over the entire project—from design and procurement to final operation delivery. This model brings the following advantages to clients:
Beston Group’s EPC team manages everything, reducing communication efforts and ensuring smooth, unified project execution.
Single-source responsibility minimizes risks and provides clear accountability for cost, schedule, and compliance.
Integrated delivery cuts redundant expenses, accelerates completion, and boosts long-term project value.
Beston Group stands out as the top choice for companies seeking oil sludge recycling/treatment solutions. Our oil sludge pyrolysis plant effectively reduces pollution from oil sludge, achieving the goals of “reduction, resource recovery, and harmless treatment”. Given the environmental and market value, this holds a promising future. So far, Beston Group is one of the minorities that uses pyrolysis technology maturely and safely in the waste recycling industry. If this has aroused your interest, please leave messages on our website or social media (Facebook/LinkedIn/YouTube/Pinterest) now.