News & Insights

In today’s industrial landscape, many facilities face the challenge of complex separation systems that require large equipment footprints and intensive maintenance. Sulzer addresses these issues with OptimEXT™, a flagship solution designed to simplify processes and reduce inventory needs. OptimEXT™ integrates Sulzer’s proven Kühni™ agitated column technology with advanced solvent recovery units into a modular, compact system. This reduces the space required by up to 60% compa

Meeting stringent sustainability and environmental compliance requirements while maintaining profitability challenges many industries today. Sulzer’s OptimEXT™ technology provides a highly effective solution, enabling green manufacturing by minimizing solvent losses, capturing valuable by-products, and facilitating the processing of renewable feedstocks. OptimEXT™ integrates advanced liquid-liquid extraction with high-efficiency solvent recovery systems, which together delive

Handling complex mixtures in industrial processes especially azeotropes, close-boiling compounds, and heat-sensitive products requires sophisticated separation methods that deliver high purity without excessive energy usage or product degradation. Sulzer’s OptimEXT™ platform rises to this challenge by seamlessly integrating advanced liquid-liquid extraction with highly efficient solvent recovery. Built around Sulzer’s proven Kühni™ agitated column technology, OptimEXT™ achiev

Liquid-liquid extraction is a vital separation technique widely used in chemical, pharmaceutical, specialty chemical, and hydrometallurgical industries. Sulzer’s OptimEXT™ solution combines proven Kühni™ agitated extraction columns with high-efficiency solvent recovery to deliver superior product purity, selectivity, and cost efficiency. OptimEXT™’s design leverages Sulzer’s advanced extraction equipment capable of handling challenging feedstocks with complex phase behaviors.

Rapid response to global healthcare demands Sulzer Chemtech is partnering with Farmhispania Group to significantly increase production of a critical drug proven effective in treating critically ill COVID-19 patients. This collaboration enables the pharmaceutical manufacturer to meet surging global healthcare needs for this vital medication. High-Performance extraction technology The key to intensifying production swiftly lies in Sulzer’s agitated Kühni™ column (ECR) for liqui

Introduction Sulzer has once again demonstrated its leadership in separation and mixing technology by delivering a customized mass transfer solution to PT Enerco RPO Internasional’s new plant in Batam, Indonesia. This facility is dedicated to the production of treated distillate aromatic extract (TDAE), a key ingredient for eco-friendly rubber process oils (RPOs) used in the tire and rubber industries. World’s largest Kuhni™ agitated extraction column At the heart of the plan

Introduction In a landmark collaboration set to redefine sustainable fuel production, Sulzer and ANDRITZ have joined forces to enable the production of 12,000 tons of biomethanol annually at the world’s largest facility of its kind. The new plant, operated by Veolia and integrated into Metsä Fibre’s bioproduct mill in Äänekoski, Finland, harnesses cutting-edge separation and purification technologies to convert pulp mill waste into high-value, commercial-grade biomethanol. A

Introduction Scaling up a liquid-liquid extraction process from laboratory trials to full industrial operation is a critical - and often risky - step for process industries. Inconsistent performance, unexpected bottlenecks, or equipment mismatches can lead to costly delays and lost production. With Sulzer’s OptimEXT™ solution platform, you gain access to proven scale-up methodologies, advanced pilot testing, and performance guarantees that ensure your extraction process deliv

Introduction Industrial processes often involve separating mixtures that are anything but simple. When components have similar boiling points, form azeotropes, or are sensitive to heat, conventional distillation quickly reaches its limits. Sulzer’s OptimEXT™ platform is engineered to tackle these complex separation challenges, delivering efficient, selective extraction even under the most demanding conditions. The challenge of complex mixtures Many industrial streams contain

Introduction Liquid-liquid extraction is a cornerstone of modern process industries, enabling the separation and purification of complex mixtures that are difficult - or even impossible - to handle with conventional distillation. However, the success of any extraction process depends heavily on choosing the right equipment. With Sulzer’s OptimEXT™ platform, you have access to a full suite of advanced extraction technologies, including Kühni™ agitated columns, packed columns,

OptimEXT™ by Sulzer maximizes solvent recovery and sustainability in industrial processes, helping you reduce waste, lower costs, and achieve your green manufacturing objectives.

OptimEXT™ by Sulzer is the next-generation solution for liquid-liquid extraction and solvent recovery—delivering high selectivity, reliable scale-up, and sustainable performance for the world’s most demanding process industries.

Introduction The chemical, specialty, and process industries face ever-increasing demands for efficiency, purity, and cost-effectiveness. In response, Sulzer introduces OptimEXT™ - an integrated liquid-liquid extraction and solvent recovery solution designed to address the most complex separation challenges in industrial applications. What is OptimEXT™? OptimEXT™ is Sulzer’s latest innovation in industrial separation technology. It combines Sulzer’s globally recognized Kühni™