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The Science of Regeneration: Inside a Modern Waste Oil to Base Oil Plant

Lubricating oil does not actually wear out; it just gets incredibly dirty. During its lifecycle in an engine or industrial machine, oil accumulates a heavy cocktail of contaminants, including soot, moisture, fuel dilution, heavy metals, and degraded additives. For decades, this used oil was simply burned as low-grade fuel. Today, modern waste oil to base oil plants use advanced chemical...

ChongQin Purepath

2026-07-07 08:48:38

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Key Features to Look For in a High-Efficiency Waste Oil to Diesel Distillation Plant

Converting waste engine oil, lube oil, and pyrolysis oil into high-value diesel is an excellent way to achieve circular economy goals while maximizing refinery profitability. However, not all distillation plants perform equally. Processing black, heavy waste oils into high-purity diesel requires highly technical engineering. When investing in a new facility, prioritizing features that...

ChongQin Purepath

2026-07-07 08:44:44

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Achieving Near-Zero Emissions with an Ultrasonic Oxidative Desulfurization Plant

The push for cleaner air has led regulatory bodies worldwide to mandate ultra-low sulfur fuel standards, often capping allowable sulfur content at a mere 10 parts per million (ppm). Achieving these stringent targets using legacy refining infrastructure requires massive capital expenditures and degrades overall refinery efficiency. However, integrating an Ultrasonic Oxidative Desulfurization...

ChongQin Purepath

2026-06-01 09:12:29

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Fighting Acid Rain: The Vital Role of the Modern Desulfurization Plant

In the mid-to-late 20th century, acid rain was one of the most visible and devastating environmental crises facing industrialized nations. It eroded architectural monuments, sterilized freshwater lakes, and destroyed vast swathes of forest. At the heart of this ecological disaster was sulfur dioxide (SO2), an acidic gas released primarily by burning fossil fuels in heavy industry and power...

ChongQin Purepath

2026-06-01 09:06:09

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Turnaround Planning: How to Safely Maintain Crude Oil Distillation Units

A turnaround (TA) for a Crude Oil Distillation Unit (CDU) is one of the most complex, expensive, and logistically challenging events a refinery will undertake. It involves shutting down a highly pressurized, high-temperature asset containing hazardous hydrocarbons, performing thousands of maintenance tasks, and restarting it safely—all within a tight window. Because a CDU is the...

ChongQin Purepath

2026-05-25 09:17:29

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Energy Recovery Strategies for Your Base Oil Solvent Extraction Plant

In a base oil solvent extraction plant, the cost of energy—specifically for heating and cooling the large volumes of solvent—is often the largest line item on the balance sheet. With global energy prices fluctuating and ESG mandates tightening, thermal efficiency is no longer a "nice-to-have"; it is a competitive necessity. The Power of Multi-Effect Evaporation The most effective...

ChongQin Purepath

2026-05-14 03:18:04

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Corrosion Management: Extending the Lifespan of Crude Oil Distillation Units

The Crude Oil Distillation Unit (CDU) is the first and most corrosive environment in any refinery. From the desalter to the atmospheric tower overhead, aggressive species like chlorides, sulfur, and naphthenic acids attack carbon steel and even some alloys. Effective corrosion management isn’t just about maintenance—it’s about extending run lengths between turnarounds...

ChongQin Purepath

2026-04-24 06:01:28

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Kijk verder.....

The Science of Regeneration: Inside a Modern Waste Oil to Base Oil Plant

Key Features to Look For in a High-Efficiency Waste Oil to Diesel Distillation Plant

Waste Management Strategies for the Modern Crude Oil Refinery

The Digital Twin: Revolutionizing Hydrotreating Unit Operations with AI

Why the Hydrotreating Unit Is Crucial for the Transition to Biofuels

Green Tech Revolution: Inside a Modern Waste Oil to Base Oil Plant

Key Factors Influencing the Cost of a Waste Oil to Diesel Distillation Plant

Achieving Near-Zero Emissions with an Ultrasonic Oxidative Desulfurization Plant

Fighting Acid Rain: The Vital Role of the Modern Desulfurization Plant

Turnaround Planning: How to Safely Maintain Crude Oil Distillation Units

Energy Recovery Strategies for Your Base Oil Solvent Extraction Plant

Corrosion Management: Extending the Lifespan of Crude Oil Distillation Units