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Rethinking Industrial Mixing Concepts Beyond Conventional Stirred Tanks

In many industrial processes, mixing is treated as a supporting operation rather than a primary design variable. Conventional stirred tanks remain the default choice across chemical, biochemical, and pharmaceutical industries, often selected early in the flowsheet and rarely reassessed. However, increasing pressure on energy efficiency, process robustness, and downstream stability is driving renewed attention to […]

Candle Filters for High Performance Solid Liquid Separation

Why Are Candle Filters Important in Today’s Industrial Operations? Modern processing environments demand filtration systems that deliver operational robustness, scalable performance and long-term reliability. As organizations pursue efficiency, sustainability and risk-controlled production, candle filtration has become a strategic technology choice. As a Swiss engineering company, DrM builds its FUNDABAC® and CONTIBAC® systems on deep application expertise and rigorous design standards, […]

Filtration for Zero Liquid Discharge (ZLD) Systems: Improving Efficiency with FUNDABAC® Filters

As industrial plants work to meet stricter water regulations and sustainability goals, Zero Liquid Discharge (ZLD) has become a key approach in modern wastewater management. In a ZLD system, every drop of water leaving the process is recovered and reused. The remaining dissolved solids are crystallized and disposed of safely. Achieving this goal depends heavily […]

Sterile and Sustainable Mixing for the Future of Pharma Manufacturing

Why Is Sterile and Sustainable Mixing Essential in Modern Pharma Production? Pharmaceutical production increasingly demands sterility, scalability and sustainability. Yet one critical process step, mixing, is often underestimated. DrM’s FUNDAMIX® technology, available in both stainless steel and single-use formats, delivers gentle, consistent and energy-efficient mixing for applications ranging from insulin and vaccines to plasma-derived products. […]

Filtration in Carbon Capture: Why It Matters

What is Carbon Capture and Why is it Growing? Carbon Capture, Utilization, and Storage (CCUS) is becoming a central tool in the global energy transition. More than 50 million tonnes of CO₂ are captured annually today, and global capacity is expected to grow to over 430 million tonnes per year by 2030. To meet climate […]

Filtration in Lithium Production: Ensuring Purity, Efficiency and Scale

Demand outlook Lithium is at the heart of the energy transition. From electric vehicles to grid-scale storage, the demand for high-purity lithium compounds is soaring. Current estimates suggest demand in 2025 is around 1.4 to 1.5 million tonnes LCE, already straining supply chains. Looking ahead, analysts forecast demand could more than double to 3.7 million tonnes by […]

Rare Earth Filtration Solutions for Critical Mineral Processing

Why Are Rare Earth Elements Strategic for Clean Energy and Advanced Manufacturing? Rare earth elements (REEs) underpin a wide range of advanced technologies, including electric mobility, renewable energy systems, electronics, and defense applications. Electric vehicles, wind turbines, and high-performance electronics all rely on rare earth materials to achieve efficiency, durability, and performance. As decarbonization targets […]

Harvesting plasmid DNA from high-density E. coli fermentation

Harvesting plasmid DNA from high-density E. coli fermentation Plasmids are commonly produced from E. coli and can be difficult to harvest, as the fermentations are often grown to extremely high cell densities. Depth filters foul easily and need to be replaced, and centrifuges struggle to get low filtrate turbidity. FUNDALOOP® has had success in this area, and has […]

New Production Hall at DrM Poland

A great update from DrM Poland’s new production hall! To support continued growth and rising customer demand, DrM has expanded its production facilities in Poland with a new manufacturing hall. This investment strengthens our production capacity, optimizes internal workflows, and enhances operational efficiency across our filtration and mixing technologies. The new hall forms part of […]

CMMF – Combined Micropollutant and Microplastic Filtration as innovative quaternary municipal wastewater treatment

PAK precoat candle filtration Emerging contaminants in the environment are an ongoing national and global water challenge. Two groups of contaminants are of higher concern in waste and drinking water management: micropollutants (MP) and microplastics (MPlas). Municipal wastewater treatment plants are considered as point sources. Different countries already regulate their discharge pathways via wastewater treatment […]

Choosing the right material

What Material? That’s the Question Material science has left us with difficult choices. With the proliferation of types of metals, alloys and polymers on the market today, engineers need to carefully weigh cost, flexibility and risk to come up with the best possible combination of materials with the mechanical and chemical properties suited for a […]

DrM is expanding

DrM is expanding in Poland DrM is continuing to expand its operations in Poland. Our subsidiary in Włocławek has secured a new industrial site, ideally located approximately 10 minutes from the city center. The facility offers excellent infrastructure and is well suited to support our production and operational requirements. The new site covers a total […]

FUNDABAC® for Semiconductors

Since the onset of the industrial revolution the chemical industry spread itself into more and more applications targeting the industrial and consumer markets alike. Especially organic chemistry gave a never ending playing field, starting with simple products, such as fatty acids, dyes and pigments but developing into complex polymers and active pharmaceutical ingredients making our […]

Slurry bed reactions and application of CONTIBAC® Filters for continuous catalyst recovery

Summary Slurry bed catalyst reactors are popular equipment despite their more complex operation. Catalyst hold up plays a major role for optimisation of the process. In continuous reactor systems continuously operating separation equipment are required. The CONTIBAC® offers a good option compared to a number of other continuously operating separation equipment. Two case studies exemplify its functionality. […]

Efficient Lithium Battery Recycling

Efficient Lithium Battery Recycling The global demand for Lithium Batteries (LiBs) is rapidly increasing due to the electric vehicle, energy storage and portable electronics markets. The waste created by end of life and scrap batteries poses a growing environmental challenge. Therefore, battery recycling is becoming mandatory in many states and nations. LiBs are hazardous to […]

Purification challenges and their state-of-the-art solutions in plastics recycling

The challenges of current recycling processes As environmental awareness from people, companies and governments has increased over the last few decades, noticeable efforts are being made in order to bring recycling processes of plastics or synthetic textiles to commercial scale. A number of recycling technologies are under investigation, each with certain complexities and peculiar performances, […]

The FUNDAMIX® used for dry-hop in the beer brewing process

Testing three different dry-hopping systems on beer quality The Weihenstephan experimental brewery, a branch of the Technical University of Munich, has examined the influence of three different dry-hopping systems on beer quality as part of a diploma thesis at the Department of Brewing and Beverage Technology. A static, a dynamic reference system and the FUNDAMIX® were compared. The […]

Water, sanitation and hygiene – one of the best defences against COVID-19

How can manufacturers de-bottleneck viscose, chlorination, and surfactant processes during demand spikes? Just a few months ago the World was still normal, at least what we consider our World. Now, we have been blasted into a new normal with an unknown outcome. Lives are shaken up, markets collapsed and companies are struggling to find their […]

FUNDABAC® Filters used for viscose production to help with current demand of face masks during coronavirus

Production of N95 masks Just a few months ago nobody would have expected the need to wear face masks in public. And yet, here we are, trying to get our hands on this sought-after item, each one of us seemingly becoming specialist in understanding the different types, names and forms during the coronavirus outbreak. […]

Waste Water Treatment in Precipitated Silica Production

Precipitated silica Since many years the tire industry relies on precipitated silica as an important reinforcement agent in the rubber to improve its performance, such as wet-skid resistance, steering controllability and wear resistance. In general, it plays a major role in the safety of a vehicle and its fuel consumption. But precipitated silica are also […]

Lithium Is Here To Stay – For Now

Despite intensive research with alternative materials, there is nothing on the horizon which could replace Lithium Both Lithium Hydroxide (LiOH) and Lithium Carbonate (LiCO3) prices have been pointing downwards for the past few months and the recent market shakeup certainly does not improve the situation. However, despite intensive research with alternative materials, there is nothing […]

Maritime Off Gas Scrubbing

Background The maritime industry is facing great changes: Starting 1st of January 2020, vessels without exhaust-gas scrubbers will only be allowed to use fuel with a maximum sulphur content of 0.5%, while an even stricter 0.1% limit applies in Emission Control Areas (ECAs). The current industry standard is fuels with a sulphur cap of 3.5%. […]

How the Innovation and Success of the FUNDABAC® Filter shaped DrM

Behind the FUNDABAC® legacy DrM is the work and legacy of an entrepreneurial personality Dr.-Ing. chem. Hans Mueller (1913-1984). He was an ingenious inventor as well as a dynamic industrialist. Even as a young chemist in Paris in the 1930s where he started his first business producing detergents, he recognized the dangers of air pollution […]

The Importance of Rare Earth and its Filtration Applications

DrM Systems Extensively Deployed in Mining Applications All over the World, more than 150 filtration units are currently in operation in processes where Nickel, Copper, Lithium and Rare Earth Elements (RRE), only to name the most important ones, are produced. The technical development over the last decades is resulting in an increased need of RREs […]

Why Lithium Carbonate and why Lithium Hydroxide?

A news report prominently shows impressive footage of 4 FUNDABAC® Filter Systems. (0:17 min & 0:50 min) The increased demand for lithium As the insatiable demand for energy coupled with ever our increasing need for mobility continues at a furious pace, so too grows the demand for lithium compounds. Demand from the lithium battery market […]

The Importance of Lab & Pilot Testing

Our Testing Process We at DrM believe that lab scale and pilot testing are indispensable tools for selection, sizing and validation of process equipment. This is why we offer a unique fleet of testing and rental equipment ranging from a 0.001 m2 lab Nutsche, via our 0.012 m2 TSD pocket filter and mono-candle pilot units up to full scale […]

DrM at Achema 2018

Once again the chemical processing World is in the midst of its preparation for the biggest show in its field: Achema 2018 in Frankfurt. Also at DrM activities are being intensified to get ready for the event in June. However, this year the stakes are especially high: Some time back we started with a number […]

Introducing Patented FUNDABAC® Overfill Protection Device (OPD)

How do you prevent overloading, blocking, and damage in industrial filters? Filtration involves separation of two phases while one phase passes through a media and the other is retained. The retained phase accumulates in the filter and if not removed at certain intervals, it can lead to all sorts of complications, such as difficulties during […]

Automated Amine Clean-Up Systems for World-Scale Sour Gas Treatment Plants

How can automated amine filtration improve reliability in sour gas treatment plants? The effective and efficient removal of H2S, CO2 and other contaminants from gas streams is a key issue in the Oil & Gas industry. This is normally achieved by wet scrubbing using a proprietary alkanol amine (for example, MEA. MDEA. DEA, OASE) to “sweeten” […]

Flexible woven metal filter media with 3D-structure

How can you prevent clogging in sintered metal filters during high-temperature solid liquid separation? For liquid filtration at high temperatures the material of choice is often sintered metal powder (PM) type filter. Tubular elements are available in a range of alloys and with pore sizes below 1 micron. The operational life of the media can […]

DrM FUNDABAC® Clampless Candle

How does a clampless candle design improve filter media fixation in FUNDABAC® plastic elements? Ever since the introduction of the FUNDABAC® Filter various kinds of clamps have been applied to securely fix the filter flexible media to the FUNDABAC® filter element. The clamps come in various forms, such as plastic wedge rings, one way clamps […]

DrM Filter Testing Pilot Plants & Scale Up

What can pilot filtration tests tell you about flux, cake behavior, and cloth selection? In many chemical processes, the filtration step is considered a bottleneck. Therefore a properly designed filter that factors in its sizing is critical for successful plant operation. In addition to DrM’s extensive filtration experience and know-how in hundreds of different processes […]

The Role of Filtration in Water Conservation

Water has become a scarce product in many parts of the World. Once an abundantly available resource, supply is running low and demand both for private and industrial use has constantly increased over the years. While historically we have never given too much attention to conservation of this valuable product, we today find ourselves increasingly […]

Selection of equipment for solids removal in natural gas extraction operations – CAPEX vs. OPEX considerations

The extraction of natural gas requires the removal of suspended solids from the feed stream. Generally, these streams can be grouped as follows: Produced Water (PW) and dirty liquid streams resulting from pipeline pigging operations Rich monoethylene glycol (MEG) recycle streams which contain various salts from the produced water. The injection of MEG at the well head […]

Safe Handling of Hazardous Chemicals

In the aftermath of the explosions at the port of Tianjin China and at a chemical plant in Shandong, we are once again reminded of the reality of the dangers involved in handling combustible and toxic chemicals. When running an automated production facility with a team of experienced operators, risks of incidents can be minimized. […]

DrM to open a new office in Malaysia

DrM expands regional footprint with DrM South East Asia division in Malaysia DrM AG has created a new division called DrM South East Asia (SEA). Its office will be located in Seri Kembangan, in the Southern suburbs of Kuala Lumpur. The purpose of establishing the office here is to provide better regional support for regional […]

DrM develops the CONTIBAC® RX filter

DrM develops the CONTIBAC® RX filter for thickening of fine solids in low concentration. Background In Solid-Liquid Separation fine particles often appear as suspensions of large volumes with a low solid s concentration. The large filtration area required to handle such streams is resulting in large filter housings, structures, plant footprints and corresponding high CAPEX and OPEX. […]

DrM develops the CONTIBAC® XF SIKA Crossflow filter

DrM develops the CONTIBAC® XF SIKA Crossflow filter for continuous catalyst recycle from slurry hydrogenation reactors. The ideal combination with FUNDABAC® R for catalyst purge removal. Background Heterogeneous hydrogenation is widely applied in many fine chemical, pharmaceutical, and food sectors and is one of many process steps in chemical synthesis. Often, such processes are batch oriented where each batch is […]

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