Chemical & Petrochemical Water Treatment Companies

China · 200+ employees · 5 case studies

Founded in 2009, Vifluter is a global provider of low-temperature evaporation (LTE) solutions, helping industries reduce wastewater volume. Guided by our vision to "Become a world leader in resource recycling solutions,". Headquartered in China, we have established regional operating platforms and localized offices across the Middle East and Southeast Asia, ensuring rapid responses to our global clientele. Powered by a collaborative workforce of over 300 employees, Vifluter has served over 2,000 corporate clients. Our project operational stability ranks among the highest in the industry, earning widespread trust from global partners through proven product reliability and exceptional service. The Vifluter Vacuum Heat Pump Evaporator & Crystallizer is an advanced, energy-efficient solution engineered for industrial wastewater volume reduction, Zero Liquid Discharge (ZLD), and high-value resource recovery. Operating under deep vacuum conditions (-85 to -95 kPa), the system utilizes low-temperature heat pump technology (37–50°C) to process recalcitrant, high-salinity, and complex hazardous liquid streams (HazWaste) without requiring external steam. Equipped with continuous automated PLC controls, corrosion-resistant metallurgy, and specialized scraper/anti-scaling architectures, it transforms difficult industrial effluents into distilled clean water and reusable crystallized salts.

China · 200+ employees

Changzhou Senjie Environmental Equipment Co., Ltd. is a Chinese manufacturer of solid-liquid separation, sludge dewatering and water treatment equipment, based in the Changzhou National Hi-Tech Industrial Development Zone, Jiangsu Province. Founded in 2014, we employ 1,280 people across two plants totalling more than 50,000 m2 and build over 1,000 machines a year. 1. FILTER PRESSES - Membrane (diaphragm) filter press, squeezing pressure up to 2.0 MPa, for the lowest achievable cake moisture - Chamber filter press (recessed plate) for industrial wastewater and mineral slurry - Plate and frame filter press for chemical, pharmaceutical, food, brewery and edible oil filtration - Fully automatic filter press with PLC control, automatic plate shifting, cake discharge and cloth washing - Mining and tailings dewatering presses for dry stacking; laboratory and pilot presses from 1 m2 Filter areas 1-1,500 m2, plate sizes 320x320 mm to 2,000x2,000 mm, filtration pressure 0.6-1.6 MPa, cake thickness 25-40 mm. Frames in carbon steel, SS304 or SS316. 2. MULTI-DISC SCREW PRESS (spiral sludge dewatering machine) Continuous, fully automatic dewatering for municipal and industrial sludge, as an alternative or complement to a filter press. All stainless steel, 17 models from KYDL-131 to KYDL-404, power 0.38-6.8 kW, capacity 5-640 kg DS/h. Low energy and wash-water consumption, low noise, compact footprint, PLC control compatible with dosing and feed systems. 3. SLURRY AND SLUDGE PUMPS - Slurry pumps (AH series) for filter press feeding and abrasive mineral slurry: flow 12.6-1,368 m3/h, head 6-64 m, power 1.5-90 kW, wear-resistant wet end - Progressing cavity (screw) pumps for high-viscosity, high-solids sludge, pulsation-free delivery - Air-operated diaphragm pumps, self-priming and chemically resistant, for slurries and corrosive liquids - Ceramic piston pumps in high-purity ceramic for the most abrasive and chemically aggressive duties 4. INDUSTRIAL WATER PURIFICATION (REVERSE OSMOSIS) SJ-RO025 / SJ-RO05 / SJ-RO1 series RO ultrapure water systems, 0.25-1.0 t/h, pump power 1.1-1.8 kW. Multi-stage pre-filtration plus RO membranes, SUS304/SUS316 wetted parts, PLC monitoring of conductivity, pressure and flow with automatic alarms. Used for laboratory, electronics, pharmaceutical and food process water, and as supporting water for filter press and dewatering lines. 5. CONSUMABLES AND SPARE PARTS Reinforced polypropylene chamber plates and membrane plates, 320x320 mm to 2,000x2,000 mm. Filter cloth in polypropylene, polyester and nylon - monofilament, multifilament, staple and needle felt - cut and finished to fit any brand of press, including food-grade cloth for juice, edible oil and syrup, and heavy-duty cloth for mining concentrate and tailings. 6. COMPLETE SYSTEMS Municipal sludge dewatering lines and turnkey industrial wastewater treatment plants: conditioning and chemical dosing, pH adjustment, coagulation and flocculation, sedimentation or DAF, biological treatment where required, sludge thickening, dewatering by filter press or screw press, cake handling and filtrate return. WHY A MANUFACTURER MATTERS Plates, cloth, presses and screw presses are produced in our own workshops rather than bought in. We quote non-standard plate sizes, supply replacement plates and cloth for other manufacturers' presses, and support a machine for its whole working life. In-house quality inspection centre and more than 30 R&D engineers. HOW WE SIZE A JOB Send us the slurry data - daily volume, dry solids content, particle size, operating temperature and pH, and your target cake moisture - and we return a sized proposal covering machine selection (filter press or screw press), filter area, plate type, cloth selection, feed pump and cycle time. WHERE OUR EQUIPMENT RUNS Municipal sewage sludge dewatering; mining, mineral concentrate and tailings dry stacking; coal slurry; stone, granite and marble cutting slurry; electroplating and surface finishing effluent; chemical and petrochemical; oil and gas; pharmaceutical; food, beverage and brewery; ceramics and kaolin; textile dyeing; pulp and paper; metallurgy and steel; power and new energy; sand and aggregate washing. Contact: Cong Lin, General Manager - lincong@czsenjie.com - +86 181 5173 1332 (WhatsApp same number) - https://czsenjehb.com

Australia

Cleanawater is an Australian company established in 1996 that designs, manufactures, installs, and services wastewater treatment, wash water recycling, and odour management systems. The company is a leading supplier of oil water separators across the Australian market, removing suspended solids, free oils, and grease from wastewater at capacities from 1,000 to 50,000 litres per hour. Cleanawater serves industrial and commercial clients across Australia and Asia.

United States

C.C.I. Chemical Corporation manufactures and distributes wastewater treatment chemicals from its main plant in Vernon, California, with additional facilities on both U.S. coasts and distribution across North America, South America, and Asia. The company designs customized chemical treatment programs, operates a fully equipped analytical laboratory, and provides on-site operator and management training during system startup. It supports clarifier, flotation, filtration, and batch treatment systems.

United Kingdom

Membracon is a water treatment engineering firm based in Wolverhampton, England, that designs and builds membrane based systems for industrial clients. The company specializes in replacing chemical processes with membrane technology to cut hazardous additives and waste. Its work covers effluent treatment, water recycling and reclamation, pure water production, and desalination, supported by ongoing service, maintenance, and consultation.

United States

VLS Environmental Solutions is an integrated environmental and waste management company headquartered in Houston, Texas, dedicated to helping clients achieve zero-waste goals. Operating more than 50 locations nationwide with over 1,400 employees and 10,000 generator clients, VLS provides waste management, hazardous waste handling, industrial services, railcar cleaning and repair, and marine services. The company emphasizes landfill avoidance and beneficial reuse, reporting hundreds of thousands of tons of waste diverted from landfills, and serves industrial customers including the chemicals sector.

Spain

Veolia is a global environmental services company operating across water, waste, and energy sectors. They serve municipal and industrial clients on five continents, providing integrated solutions for water management, waste treatment, and energy optimization to support ecological transformation.

India · 200+ employees

About MAX FIBER INDIA MAX FIBER INDIA is an Ahmedabad, Gujarat-based manufacturer and supplier of industrial chemical storage tanks, process equipment, piping systems, and corrosion-resistant solutions. The company serves industries including chemical processing, pharmaceuticals, water and wastewater treatment, petrochemicals, food & beverage, textiles, mining, agriculture, pulp & paper, and power generation. The company specializes in HDPE and PP Spiral Tanks, with capacities listed from 0.5 KL to 100 KL, along with FRP Tanks, Pickling Tanks, Spiral Reaction Vessels, PP-FRP Blowers, Pollution Control Systems, HDPE Transportation Tankers, and HDPE/PP/PPRC/PVDF pipes and fittings. Core Product Range HDPE Spiral Tanks PP Spiral Tanks PPH Tanks FRP Tanks PVDF Tanks / PVDF-lined equipment HDPE, PP & FRP Reaction Vessels HDPE & FRP Lining PP + FRP / PPH + FRP Tanks Pickling Tanks Chemical Storage Tanks HDPE Transportation Tankers PP-FRP Blowers Pollution Control Systems HDPE, PP, PPRC & PVDF Pipes and Fittings Manufacturing & Engineering MAX FIBER INDIA focuses particularly on spiral-wound thermoplastic tank technology. Its website states that HDPE/PP Spiral Tanks are designed using advanced spiral winding technology and according to RITA DVS 4.0. The listed HDPE/PP tank range includes customized diameters and lengths, with capacities up to 100 KL. The company also emphasizes customized engineering based on the customer's capacity, chemical service, operating conditions, dimensions, nozzles, manholes, accessories, and installation requirements. International Supply MAX FIBER INDIA positions itself as an Indian manufacturer and exporter serving customers in India and international markets. Based on the company information you've shared, you can strengthen your corporate profile by highlighting your supplied projects/customers in UAE/Dubai, Bahrain, Qatar, Saudi Arabia and South Africa, including your experience supplying tanks to Dubai Municipality.

China · 51-200 employees · 1 case study

Founded in 2009, Changsha Best Electric Technology Company Limited is a well known Chinese high technology enterprise. It is professionally engaged in the development, manufacturing and marketing of industrial automation drive and motion control products. The core products include low voltage variable frequency drive, water pump control system, solar pump inverter and servo drive. Best Electric is located in Changsha, China. It owns the Changsha Best Electric Industrial Park, which covers an area of 25000 square meters. During years of developing, Best Electric successfully obtains over 40 patents and can provide professional customization service. The systems are mainly used in high-speed pumps and industrial motors. Best Electric insists the mission of “Provide high performance solution; Realize win-win cooperation.” Nowadays, the company keeps rapidly growth worldwide.

Spain · 51-200 employees

Chemipol S.A. is a leading manufacturer and supplier of biocides, additives, and specialty chemicals, serving diverse industries such as utilities, manufacturing, and energy production. Based in Spain, Chemipol provides advanced water treatment solutions, including desalination and wastewater treatment technologies, across Europe.

United States · 51-200 employees · 1 case study

Freytech Inc., headquartered in Miami, Florida (USA), is an environmental technology company specializing in innovative, science-based solutions for the remediation and optimization of air, water, soil, and industrial fluid systems. Since 1996, the company has developed sustainable technologies that improve operational efficiency while supporting decarbonization and environmental stewardship. Its flagship innovation, the Environmental Balance Device (EBD) Technology, is a patented and scientifically validated platform designed to enhance natural bioremediation and biotransformation processes in real time, without the use of electricity, chemicals, filters, membranes, or other consumables. EBD systems operate continuously for more than 15 years with minimal maintenance requirements. Scientific validation includes certification by the Ministry of Science and Innovation of Spain and confirmation as “Safe to Use” by Florida International University (USA). Freytech's technologies are deployed across municipal, industrial, agricultural, and energy sectors throughout Europe, North America, and the Middle East, supporting applications such as: Water and wastewater treatment optimization; Reduction of scaling, corrosion, biofouling, and sludge in pipelines and process equipment; Hard water conditioning and extension of reverse osmosis (RO) membrane life; Greenhouse gas, ammonia, and odor reduction; Soil, groundwater, river, and lake remediation; Agricultural irrigation improvement and soil restoration; Oil and gas infrastructure optimization, including paraffin, asphaltene, and fouling control. Freytech's solutions are designed to help organizations achieve operational excellence and sustainability goals simultaneously by reducing energy consumption, lowering maintenance costs, extending asset life, improving resource efficiency, and supporting ESG and net-zero strategies. EBD installations are highly scalable, can be completed in hours rather than months, and provide an affordable pathway for greenhouse gas mitigation at costs below USD 40 per tCO₂e. Mission: To deliver practical, sustainable, and economically viable technologies that restore environmental balance while enhancing industrial performance, resilience, and long-term competitiveness.

Netherlands · 1-50 employees

BRINE CONSULTING delivers senior-level strategy, technical design, and actionable insight across the full lifecycle of water-related challenges. We support clients with advisory and due diligence, advanced brine management and resource recovery, industrial and municipal water reuse, and MLD/ZLD systems. Our team also leads ESG and climate-resilience strategy, innovation scouting, and international development and PPP advisory. With deep specialization in desalination, brine valorization, circular economy models, and high-impact infrastructure, we help organizations turn water and waste streams into opportunities, providing clear thinking, rapid delivery, and solutions built for real-world results.

Italy · 51-200 employees · 19 case studies

We produce a comprehensive range of spraying solutions, encompassing everything from small-scale nozzles to large industrial spraying systems. Our diverse product line includes various types of nozzles tailored to meet the specific requirements of every application and customer need. The company was established in Milan in November 1968, focusing on distributing parts and components for fire protection systems. Over time, we expanded our offerings to include a diverse range of industrial sprayers tailored to various applications. In addition to our distribution and manufacturing of fire protection system components and industrial sprayers, we specialize in designing and producing pneumatic spray nozzles for industrial use and tank washing nozzles. Our product line also encompasses a variety of complementary accessories essential for industrial washing, including filters, spray guns, and hoses. Furthermore, we offer ejectors, blower nozzles, swivel joints, and hose clamps to provide comprehensive solutions for our customers' needs. PNR Italia is part of the Tecomec Group and oversees four other affiliated companies to form PNR Company, a consolidated reality with a significant presence on the market.

Indonesia · 51-200 employees

PT Ecosystems International (PT ESI) was established at Jakarta on 21st November 2006. We are an industrial effluent treatment systems integrator specializing in electrocoagulation (EC), a unique waste water treatment profile. PT ESI has capabilities in designing complete waste water treatment solutions by combining various effluent treatment systems such as the electro-coagulation, biological, chemical processes and membrane filtration, offering its customers a wide and comprehensive range of solutions, tailored to suit their various needs – ranging from basic effluent treatment for discharge to effluent recycling for water reuse. The Company is experienced in handling the design, engineering, procurement, construction and operation of new Effluent Treatment Plants (“ETP”) and possesses expertise in retrofitting existing ETP to increase the flow rate and treatment capability without any major infrastructure increase PT ESI is also a premier waste water treatment service company specializing in handling waste water generated from Exploration (Drilling) and Produced Water. Customers in Indonesia include major Oil & Gas companies such as Pertamina, Exxon, Chevron, Petro-China and Medco. Operations in Indonesia are provided by both mobile and fixed units. At drill sites where waste-water recycling is required, PT ESI supplement these treatment units with skid mounted mobile Reverse Osmosis systems. The technologies and solutions employed by PT ESI are developed in-house and examples of these are its proprietary Trident™ Electro Contaminant Removal (“ECR”) system, the Stage Contaminant Removal (“SCR”) process and Mobile On-Site Waste-Water Treatment (“OWT”) units

China · 51-200 employees · 1 case study

Ecojoy Environment, founded in 2002, is a National High-tech Enterprise and a Leading Company In China’s Water Treatment Industry, the First Company in China to Propose the Product Concept of Modular Reclaimed Water Plant, Participated in the compilation or served as Chief Editor for Multiple National & Industry Standards on Water Treatment.

Italy · 51-200 employees

We are Vetres, an Italian engineering and manufacturing company with over 30 years of experience in fiberglass reinforced plastic solutions. We design, manufacture, and install custom FRP tanks, pipes, silos, and large-scale storage systems for water, wastewater, industrial, and food-grade applications. Our strength lies in combining solid engineering, high-quality materials, and tailor-made designs to deliver durable, corrosion-resistant solutions. From detailed design to on-site construction and technical support, we work closely with clients to ensure reliable performance across the full lifecycle of every project.

Spain · 1-50 employees · 5 case studies · 3 datasheets

Sidon Water is a water technology company specialised in non-chemical water treatment and system optimisation. We develop and deploy advanced solutions that prevent and remove limescale, reduce fouling and corrosion, and improve the performance of cooling towers, industrial water systems, and reverse osmosis and desalination installations. Sidon Water works with industrial clients, commercial building owners, OEMs and EPC partners to deliver measurable improvements in energy efficiency, operational reliability and asset lifetime. Our activities cover the full cycle from analysis and pilot projects to system integration, commissioning and long-term performance optimisation.

Hungary · 51-200 employees

Hidrofilt Ltd. is a leading designer, manufacturer, and operator in water treatment solutions, specializing in filtration technologies and wastewater treatment plants. Serving diverse industries, it provides comprehensive services from design to maintenance, ensuring efficient and sustainable water management across Europe.

China · 51-200 employees

Yuyao Ruiao Water Purification Equipment Co., Ltd. specializes in manufacturing advanced water purification equipment, serving industries such as construction, manufacturing, and utilities. Based in China, the company provides solutions like reverse osmosis and ultrafiltration for effective water treatment and infrastructure development.

China · 200+ employees

Litree: Pioneering Ultrafiltration for a Water-Secure World Founded in 1992, Litree has dedicated 30+ years to redefining water purification through ultrafiltration (UF) membrane technology—our core expertise and passion立升（Litree）. As a global high-tech enterprise rooted in independent innovation, we’ve evolved from a membrane R&D startup to one of the world’s leading water problem solvers, with over 146 core patents and state-of-the-art manufacturing hubs in Haikou and Suzhou, China立升（Litree）. Our signature hollow fiber UF membranes are engineered to deliver unmatched performance: 0.01μm precision removes 99.99% of bacteria, viruses, and contaminants while preserving essential minerals—striking the perfect balance between purity and health立升（Litree）. This technology powers our diverse solutions, from residential whole-house systems to large-scale municipal projects and industrial wastewater treatment, all designed for sustainability and cost-efficiency. What truly sets us apart is our commitment to making safe water accessible. We’ve completed projects serving 50,000+ residents with centralized purification systems that cut construction costs and footprint by 50% compared to traditional setups—proof that advanced technology can also be affordable. Today, our solutions reach 60+ countries, supporting 3,000+ industrial clients and millions of households worldwide. At Litree, water isn’t just our business—it’s our mission. We believe every drop matters, and we’ll keep pushing boundaries to create a future where clean, safe water is a universal right, not a privilege