Treatment of Dyeing and Finishing Effluents in the Textile Industry

Treatment of Dyeing and Finishing Effluents in the Textile Industry

1. Wastewater Generation in Textile Dyeing and Finishing Textile dyeing and finishing plants impart color, texture, and functional properties to materials, fibers, and fabrics through a series of physical and chemical processes, including: 1. Fabric preparation: The following steps are carried out […]

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Treatment of wastewater from printing and finishing in the paper industry

Treatment of wastewater from printing and finishing in the paper industry

1. Wastewater Generation in the Paper Industry The effluents generated during the printing and finishing stages of the paper industry have a heterogeneous composition, characterized by the presence of inks, pigments, chemical additives, dissolved organic compounds, and suspended solids. These discharges exhibit high variability in flow rate and load […]

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Treatment of effluents generated during the treatment and painting of metal surfaces

Treatment of effluents generated during the treatment and painting of metal surfaces

1. Wastewater Generation in Metal Surface Treatment The treatment and painting of metal surfaces is essential for protecting building materials and achieving a proper finish. Beyond its aesthetic function, paint acts as a protective barrier against corrosion, mechanical wear, weathering, and other […]

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Water Treatment and Supply of High-Quality Make-Up Water for Data Centers

Water Treatment and Supply of High-Quality Make-Up Water for Data Centers

1. Water Consumption in Data Centers Data centers house countless servers and control units, which occupy large built-up areas where a significant amount of purified water is required to cool them and keep them in proper operating condition. Data centers have high water consumption, especially […]

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Recovery of Organic Waste from Food and Industrial Effluents

Recovery of Organic Waste from Food and Industrial Effluents

1. Introduction to Organic Food and Industrial Waste A significant portion of the raw materials used by the food industry is lost in the effluents generated during production processes. This occurs in a wide range of activities, such as canning, fruit and vegetable processing, the seafood industry, slaughterhouses, dairy processing, and the production of prepared meals. […]

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Analysis and Characterization of Industrial Wastewater

Analysis and Characterization of Industrial Wastewater

1. Characterization of Industrial Wastewater Effluents generated by industrial activities must be properly treated in order to comply with current regulations regarding discharges and environmental protection. The proper characterization of wastewater is the first step in ensuring the proper design of a wastewater treatment plant. The quality and […]

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Removal of PFAS from wastewater via coagulation-flocculation

Removal of PFAS from wastewater via coagulation-flocculation

1. The new Directive (EU) 2024/3019 increases regulatory pressure on PFAS in water Directive (EU) 2024/3019 of the European Parliament and of the Council on the treatment of urban waste water strengthens the European regulatory framework regarding emerging pollutants and establishes stricter requirements for the removal of substances such as […]

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Wastewater treatment in the manufacture of flooring

Wastewater treatment in the manufacture of flooring

1. Characteristics of the effluent generated during the manufacture of flooring The wastewater generated during the production of flooring contains a wide range of contaminants, making its treatment complex and requiring a high degree of customization in the design of the treatment plant. In this case, we find […]

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Mechanical sludge drying: comparison of available technologies

Mechanical sludge drying: comparison of available technologies

1. Sludge production in water treatment plants Wastewater, both industrial and urban, usually has high levels of suspended solids carried by the effluent, which are either produced by chemical reactions (precipitates) or appear in biological treatments (excess sludge) from digestion [...].

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Wastewater treatment in the ham industry

Wastewater treatment in the ham industry

1. Effluents in the meat and ham industry. There is a wide variety of industries within the meat sector: slaughterhouses for different types of animals, meat processors, ham producers, fresh, cooked, or pre-cooked products, etc. One of the industries of great interest is ham processing, which tends to have production peaks [...]

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Separation and recovery of fats in tannery wastewater

Separation and recovery of fats in tannery wastewater

1. Effluents in the tanning industry and their impact on the environment The leather tanning industry, especially leather, contributes enormously to the industrial growth of countries and the global economy, being one of the most important industries, especially in countries such as India, Bangladesh, China, Pakistan, Turkey, and Brazil. The […]

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Effluent treatment in the printing and dyeing industry

Effluent treatment in the printing and dyeing industry

Introduction: Effluent in the ink printing industry Virtually all industries producing consumable goods (wrapping and packaging in food, cosmetics, textile, pharmaceutical, paper, plastics and toys, bottling, and so on) use pigments and inks extensively, both in product manufacture and packaging, and make use of printing plants. [...]

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Wastewater treatment in the wine industry

Wastewater treatment in the wine industry

1. Wastewater in wine production Wastewater generated in wine cellars has a significant environmental impact due to the high water consumption of this industry and the high pollutant loads. Plants for the treatment of wastewater generated in wine cellars require a high degree of [...]

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Slaughterhouse and meat processing wastewater treatment

Slaughterhouse and meat processing wastewater treatment

1. Meat processing industry and slaughterhouses There are different types of meat industries depending on the animals they process (poultry, pork, beef, etc.), as well as the products they produce (fresh, precooked, cured, cooked, etc.). As a general rule, this type of industry separates the slaughterhouse areas from those of processed products, given that they are processes [...]

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Treatment and reuse of wastewater in oil refineries

Treatment and reuse of wastewater in oil refineries

Petrochemical plants and oil refineries consume significant amounts of water. These are the main uses of water in these facilities: The petrochemical industry is very strict regarding the environmental controls, standards, and protocols it follows, as the wastewater it produces is highly polluting. For this reason, […]

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Treatment and reuse of wastewater generated by fracking and oil extraction

Treatment and reuse of wastewater generated by fracking and oil extraction

1. What is fracking? Fracking, also known as "hydraulic fracturing," is a method used to extract hydrocarbons from sedimentary soils. Rocks retain methane in their pores due to their low permeability, allowing pockets of gas and hydrocarbons to form. To extract them, hundreds of wells are drilled, which can […]

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Dairy industry wastewater treatment plants for farms and processors

Dairy industry wastewater treatment plants for farms and processors

The dairy industry generates a large volume of wastewater, which is generated both in the production of the products and in the packaging units. Wastewater from the dairy industry consists of a combination of water, solids, fats and cleaning agents. The volume and characteristics of the wastewater [....]

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DAF systems for wastewater treatment

DAF systems for wastewater treatment

Wastewater generated in industrial processes must undergo appropriate treatment before being discharged to the sewer system, returned to the environment or reused in other processes. One of the most effective and versatile methods for wastewater management is dissolved air flotation (DAF) systems, which are widely used in industrial processes.

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Industrial wastewater treatment using the high-efficiency biological system FBR

Industrial wastewater treatment using the high-efficiency biological system FBR

Introduction: FBR biological wastewater treatment system The FBR (flotation bioreactor) system is a biological wastewater treatment system that allows the removal of pollutants in a continuous and compact manner. These systems, which occupy little space, are more efficient in the removal of organic compounds and other biodegradable pollutants, and generate more [...]

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