Wastewater Treatment Solutions

Tackle complex effluents with high-COD, TDS, Persistent Organic Pollutants (POPs), toxicity, and variability using advanced, modular, and industry-specific treatment systems.

What Makes Us Different

Full-Stack Engineering

We don’t just supply equipment — we provide end-to-end solutions, from lab feasibility to pilot studies, from design to implementation, ensuring the treatment fits your exact industrial context.

Proven, Proprietary Technologies

Our in-house innovations like NANOPOREX-nanobubbles, PROMEM ceramic membranes, and VAPOZEM ZLD modules are engineered for high-performance, low-maintenance, and long-term savings.

Customised for Your Industry

Each industry has unique discharge characteristics. We engineer treatment systems that adapt to variable loadings, compliance norms, and integration within existing processes — no one-size-fits-all.

Our Solutions – Wastewater Treatment by Diva Envitec

Driving Sustainability Through Innovation, Energy Efficiency & Circular Resource Recovery

Advanced oxidation platforms for destroying non-biodegradable organics, APIs, and solvents in pharma and chemical effluents—enabling compliance and sustainability in high-COD environments.
Subcritical catalytic systems break down toxic compounds using water as a reaction medium, offering green chemistry alternatives to conventional incineration.
High-temperature, high-pressure oxidation process for treating refractory organics and reducing COD loads without generating secondary sludge.
Electro-nanobubble technology combining fine gas dispersion with redox potential enhancement—ideal for aerobic polishing and nutrient oxidation in tertiary treatment.

Efficient Aeration

Our nanobubble-based oxygenation systems deliver superior OTR (Oxygen Transfer Rate), reduce energy consumption by up to 60%, and eliminate odor-causing compounds at source.

UF/RO Filtration

High-recovery ultrafiltration and reverse osmosis systems for water reclamation and polishing before ZLD or reuse in process loops.
Crossflow UF platform for membrane polishing, suspended solids removal, and biofouling control with minimal chemical footprint.
Nanofiltration for rejection of residual COD, color, and organics—suitable for solvent-laden or saline streams pre- or post-RO.

PROMEM-B

Biocompatible UF membranes for polishing biologically treated water and recovering bioactive compounds from fermentation-based wastewater.
Advanced media for selective removal of phenolics, color bodies, dyes, and micropollutants from treated water.
Phase-selective liquid-liquid separation platform for recovering free and emulsified hydrocarbons from oily wastewater.

Recovery

Integrated modules for recovering heat, water, organics, or solvents from high-COD or condensate-rich streams—turning waste into value.

Zero Liquid Discharge

Complete ZLD systems engineered with optimized evaporation, membrane, and recovery modules to reduce freshwater dependency and eliminate liquid waste.
Multi-effect evaporator + MVR hybrid system designed for low-energy concentration and salt crystallization with minimal scaling or downtime.

Sand Bed Filters

Robust pre-filtration units using graded media for TSS reduction and load equalization prior to membrane systems.
Ultrasonic cavitation system for biofilm removal, pipeline cleaning, and enhancing disinfection performance without added chemicals.

Preliminary Solutions

Oxidative conditioning and phase separation technologies for preparing complex effluents ahead of biological or tertiary treatment.

Conventional Treatment

Optimized aerobic/anaerobic biological processes for municipal and industrial effluents—designed for reliability, modularity, and minimal O&M.
Modular bioreactor platform combining MBBR, SBR, or MBR technologies with nutrient balancing and sludge minimization.

Treatability Studies

Lab and pilot-scale investigations to simulate, validate, and optimize the right treatment strategy for your unique effluent chemistry—backed by robust process data.

Solving Industrial Problems – Wastewater Treatment with Diva Envitec

The pharmaceutical industry faces challenges in eco-friendly production and downstream processes, including regulatory compliance, sustainability, and economic constraints. At Diva Envitec, we offer solutions for the pharmaceutical and API sectors, focusing on production enhancement, wastewater treatment, and energy efficiency. We address high COD toxicity, solvent issues, and unstable MBBR systems effectively.

The chemicals and fine chemicals industry faces significant wastewater challenges, including mixed waste streams, toxic and refractory COD, high TDS, and solvent contamination. Diva Envitec addresses these issues with advanced treatment technologies, providing effective solutions for waste stream segregation, contaminant removal, and ensuring regulatory compliance, thereby enhancing environmental sustainability.

The sugar and distillery markets face wastewater challenges like spent wash disposal, costly effluent treatment plants (ETP), condensate management, high boiler and caustic costs, and potassium recovery. Diva Envitec Pvt Ltd addresses these by offering advanced spent wash treatment, efficient ETP solutions, condensate management systems, cost-effective technologies, and potassium recovery processes. Their solutions help reduce environmental impact, enhance compliance, and lower operational costs for the industry.

The petroleum and petrochemical industry faces unique wastewater challenges, including spent waste caustic, solvents, oily wastewater, sludge, and suspended solids like carbon particles. Toxic COD levels add to the complexity. Diva Envitec plays a crucial role in addressing these issues through advanced treatment solutions, ensuring effective removal of contaminants and compliance with environmental regulations.

The pulp and paper industry faces challenges like high chemical content, BOD/COD levels, color, turbidity, suspended solids, toxicity, and large wastewater volumes. Diva Envitec Pvt Ltd can address these by providing advanced treatment solutions, effluent recycling systems, efficient sludge management, and ensuring compliance with environmental regulations. They promote sustainable practices and offer custom solutions tailored to industry needs, enhancing environmental compliance and sustainability in the pulp and paper sector.

The textile dye and pigment industries face unique wastewater challenges, including dye persistence, high stability, and effluent containing salts, sulfites, and unused dyes. These pollutants impact operational costs and fail to meet environmental standards. Diva Envitec Pvt Ltd addresses these by offering advanced solutions for color removal, salt removal, and reducing toxic COD levels. Their holistic approach combines engineering, construction, and design expertise to ensure efficient wastewater treatment and compliance with environmental regulations.

Mining generates wastewater issues such as heavy metal contamination, high TDS, and toxic pollutants. Diva Envitec, in partnership with the National Metallurgical Laboratory (CSIR), offers advanced, customized treatment solutions for various mining operations. Our commitment to sustainability ensures efficient, reliable wastewater management for responsible mining practices.

Wastewater challenges primarily involve high organic loads, nutrient content (like nitrogen and phosphorus), and potential contaminants (such as fats, oils, and chemicals). Diva Envitec  plays a significant role by providing innovative wastewater treatment solutions tailored to these industries. This includes technologies for efficient organic matter removal, nutrient recovery, and specialized treatments for contaminants. Their expertise can help industries comply with environmental regulations, reduce discharge costs, and enhance sustainability through water reuse initiatives.

The biopharmaceutical and fermentation industries face unique wastewater challenges due to the complex nature of their production processes. These include high biochemical oxygen demand (BOD), chemical oxygen demand (COD), and nutrient content from organic materials and microbial cultures. Contaminants such as antibiotics, heavy metals, and residual chemicals also require specialized treatment. Effective wastewater management is crucial to meet stringent regulatory standards, mitigate environmental impact, and ensure safe discharge or reuse, reflecting the industry’s commitment to sustainability and compliance.

The chemicals and fine chemicals industry faces significant wastewater challenges, including mixed waste streams, toxic and refractory COD, high TDS, and solvent contamination. Diva Envitec addresses these issues with advanced treatment technologies, providing effective solutions for waste stream segregation, contaminant removal, and ensuring regulatory compliance, thereby enhancing environmental sustainability.

The sugar and distillery markets face wastewater challenges like spent wash disposal, costly effluent treatment plants (ETP), condensate management, high boiler and caustic costs, and potassium recovery. Diva Envitec Pvt Ltd addresses these by offering advanced spent wash treatment, efficient ETP solutions, condensate management systems, cost-effective technologies, and potassium recovery processes. Their solutions help reduce environmental impact, enhance compliance, and lower operational costs for the industry.

The petroleum and petrochemical industry faces unique wastewater challenges, including spent waste caustic, solvents, oily wastewater, sludge, and suspended solids like carbon particles. Toxic COD levels add to the complexity. Diva Envitec plays a crucial role in addressing these issues through advanced treatment solutions, ensuring effective removal of contaminants and compliance with environmental regulations.

The pulp and paper industry faces challenges like high chemical content, BOD/COD levels, color, turbidity, suspended solids, toxicity, and large wastewater volumes. Diva Envitec Pvt Ltd can address these by providing advanced treatment solutions, effluent recycling systems, efficient sludge management, and ensuring compliance with environmental regulations. They promote sustainable practices and offer custom solutions tailored to industry needs, enhancing environmental compliance and sustainability in the pulp and paper sector.

The textile dye and pigment industries face unique wastewater challenges, including dye persistence, high stability, and effluent containing salts, sulfites, and unused dyes. These pollutants impact operational costs and fail to meet environmental standards. Diva Envitec Pvt Ltd addresses these by offering advanced solutions for color removal, salt removal, and reducing toxic COD levels. Their holistic approach combines engineering, construction, and design expertise to ensure efficient wastewater treatment and compliance with environmental regulations.

Mining generates wastewater issues such as heavy metal contamination, high TDS, and toxic pollutants. Diva Envitec, in partnership with the National Metallurgical Laboratory (CSIR), offers advanced, customized treatment solutions for various mining operations. Our commitment to sustainability ensures efficient, reliable wastewater management for responsible mining practices.

Wastewater challenges primarily involve high organic loads, nutrient content (like nitrogen and phosphorus), and potential contaminants (such as fats, oils, and chemicals). Diva Envitec  plays a significant role by providing innovative wastewater treatment solutions tailored to these industries. This includes technologies for efficient organic matter removal, nutrient recovery, and specialized treatments for contaminants. Their expertise can help industries comply with environmental regulations, reduce discharge costs, and enhance sustainability through water reuse initiatives.

The biopharmaceutical and fermentation industries face unique wastewater challenges due to the complex nature of their production processes. These include high biochemical oxygen demand (BOD), chemical oxygen demand (COD), and nutrient content from organic materials and microbial cultures. Contaminants such as antibiotics, heavy metals, and residual chemicals also require specialized treatment. Effective wastewater management is crucial to meet stringent regulatory standards, mitigate environmental impact, and ensure safe discharge or reuse, reflecting the industry’s commitment to sustainability and compliance.

We understand your operation is unique.
Get in touch to speak with one of our representatives.

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