ゼンユー List of Products and Services

We would like to introduce the "Business Activities of the Analysis Room" at Zenyu Co., Ltd. In our analysis room, we conduct sample analysis for new business transactions, confirmation analysis upon the acceptance of waste, and quality analysis at the time of product shipment to ensure the stable production of recycled fuel and proper waste treatment. Additionally, we are committed to strict quality control at each processing stage and are also engaged in the development of new recycling technologies. 【Analysis and Inspection Items】 ■ Sample Analysis: Conducting preliminary analysis for investigating new projects ■ Waste Confirmation Analysis: Conducting component analysis of collected industrial waste ■ Product Quality Inspection: Conducting quality inspections of recycled products *For more details, please refer to the external link page or feel free to contact us.

• Other services
• others
• Contract Analysis

We would like to introduce the "collection and analysis of industrial waste" conducted by Zenyu Co., Ltd. Our company provides a comprehensive service that covers a wide range of waste treatment, including "liquid waste," "sludge," and "solid waste," as well as the collection, transportation, intermediate processing, and disposal of waste. 【Waste Collection and Transportation Vehicles】 ■ Liquid waste transportation vehicles: Large tank trucks / 8t tank trucks ■ Sludge waste transportation vehicles: Super powerful suction trucks ■ Solid waste transportation vehicles: 6t unic trucks *For more details, please refer to the external link page or feel free to contact us.

• Hazardous material processing
• Other services
• others

We would like to introduce the "Sludge Treatment Business" conducted by Zenyu Co., Ltd. Our company performs intermediate treatment of sludge generated during processes such as factory wastewater treatment. We effectively utilize the organic matter contained in the sludge and transform it into recycled fuel. Additionally, by mixing and adjusting the composition with other solid waste, we ensure compliance with the acceptance standards of cement plants and managed landfill sites, allowing for appropriate disposal. The types of sludge waste include wastewater treatment sludge and oil-water separation tank sludge. 【Intermediate Treatment Process for Sludge Waste】 ■ Storage (Indoor Pit) - Selection of reusable and recyclable materials from the collected solid waste. ■ Mixing 2 - Mixing sludge with waste oil sludge, waste grease, and concentrated wastewater. ■ Mixing 3 - Primarily mixing sludge with wood chips. *For more details, please refer to the external link page or feel free to contact us.

• Hazardous material processing
• Other services
• others

We would like to introduce the "Solid Waste Treatment Business" conducted by Zenyu Co., Ltd. Our company carries out intermediate processing of solid industrial waste. We extract reusable resources through sorting and further promote the recycling of waste into resources through crushing treatment. The types of solid waste include waste plastics, paper, wood, textiles, rubber, metals, glass, concrete, ceramic waste, and rubble. 【Intermediate Processing Steps for Solid Waste】 ■ Sorting Process - We sort out items from the collected solid waste that can be reused or recycled. ■ Crushing Process - The waste after sorting is crushed to reduce its volume. ■ Compression Process - Mainly, we compress and reduce the volume of metal containers such as drums and bales, processing them as our own waste. *For more details, please refer to the external link page or feel free to contact us.

• Hazardous material processing
• Other services
• others

We would like to introduce the "Liquid Waste Treatment Business" conducted by Zenyu Co., Ltd. Our company performs intermediate treatment of a wide range of liquid waste, including waste acids and waste alkalis discharged from semiconductor manufacturing and plating factories, in addition to waste oil. Based on our many years of experience and extensive treatment achievements, we promote the effective utilization of the calories contained in the waste. While aiming to minimize the amount of waste, we propose various possibilities for reuse. 【Intermediate Treatment of Liquid Waste】 ■ Neutralization Treatment - Liquid waste containing corrosive waste acids and corrosive waste alkalis is neutralized using chemicals. The neutralized waste liquid is utilized as a raw material for "Mixing 1." ■ Concentration Treatment - General waste liquids are concentrated by evaporating moisture using boiler steam, and are utilized as raw materials for "Mixing 1 and 2." ■ Mixing 1 - High-calorie (flammable) waste oil is mixed with low-calorie waste liquids, concentrated waste liquids, and neutralized waste liquids. ■ Mixing 2 - Sludge is mixed with waste oil sludge, waste grease, and concentrated waste liquids. *For more details, please refer to the external link page or feel free to contact us.

• Hazardous material processing
• Other services
• others

We would like to introduce the "Waste Oil Recycling Business" conducted by Zenyu Co., Ltd. Using our unique processing technology, we rejuvenate "waste oil" generated from automobile engine oil, factories, and boiler facilities into "recycled heavy oil." The "recycled heavy oil" that has undergone waste oil regeneration processing is utilized as industrial fuel. 【Features】 ■ A consistent production and sales system from collection to manufacturing and sales ■ Rejuvenation of waste oil into recycled heavy oil using our unique processing technology ■ Recycled heavy oil is used as industrial fuel *For more details, please refer to the external link page or feel free to contact us.

• Hazardous material processing
• Other services
• others

Zenyu Co., Ltd. was founded at the end of the 1960s, when efforts to address environmental issues became active in reflection of the pollution problems during the period of rapid economic growth. Since then, alongside the deepening commitment of the industrial sector to environmental issues, we have been assisting our customers in reducing energy costs and addressing environmental challenges through the development, manufacturing, and distribution of high-quality recycled oil. Our recycling business, which we engage in daily, goes beyond simply providing excellent products. At Zenyu, we have been quick to adopt "24-hour factory operation and 24-hour delivery," and we are expanding our bases to achieve speedy delivery, enhancing services to make recycled fuel more convenient for our customers. At the same time, we are committed to the proper disposal of waste in accordance with laws and regulations, and we operate our business in harmony with the local community, ensuring that our customers can use our products with confidence. Furthermore, we are proactively working on efficiency and reducing environmental impact during the manufacturing and delivery stages of Zenyu products, so that using our products directly contributes to our customers' environmental management efforts. For more details, please contact us or refer to our catalog.

• Hazardous material processing
• Wastewater/wastewater treatment equipment
• Other services