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Filtration and Separation features, January 2020

Small size, big performance: Pentair X-Flow XF75 Membrane Element

Global water treatment company Pentair is developing a compact ultrafiltration membrane element for its X-Flow product line.

 

An innovative high salinity gradient pressure-retarded osmosis application for waterflooding in the petroleum industry.

 

A look at dynamic cross-flow filtration (DCFF) with rotating ceramic membranes for intricate applications.

 

Controlled membrane chlorination prior to their use in separation processes can achieve improved membrane performance.

 

A new approach was developed to improve the performance of currently available solvent-resistant nanofiltration membranes.

 

Scotland's Castle Moffat Water Treatment Works uses water from the Whiteadder reservoir and is generating more energy than it uses.

 

The module will be used by Norwegian oil and gas producer, Equinor in its Johan Castberg subsea development in the Barents Sea.

 

Data-driven surrogate models were created using artificial neural networks.

 

A look at the role of Veolia’s HPD chloride removal process in pulp production.

 

Study suggests household paper towel pretreated with NaCl solution prevents penetration of viral-sized particles.

 

With Covid-19 upon us, we look at how one initiative is using an overlooked treatment method in ventilation to help fight the virus.

 

The latest advances in SiC and SiC composites used for the preparation of substrates and thin films in filters and membranes.

 

A look at an anaerobic digestion technology from an Australian environmental engineering and green energy company.

 

Potato starch wastewater contains high-concentration potato proteins which have great potential in the fields of food and healthcare.

 

The INNOQUA project aims to demonstrate that nature based-processes can treat wastewater - including the use of earthworms and water fleas.

 

A look at emerging trends in membrane science and technology for sustainable desalination and circular economy solutions.

 

Scientists at a European university have developed a mini mobile water treatment plant which could bring clean drinking water to one billion people.

 

This study tested different carbon-fiber fabrics as current collectors and laminated them successfully with ion-exchange membranes.

 

A look at the role of compressed air purification as a safe alternative to contaminated air.

 

Research trends in forward osmosis technology over the last 20 years were analyzed.

 

Membranes with a wave pattern on the surface are proposed to alleviate microalgal fouling and increase the membrane flux.

 

A mill in Asia is using a chloride removal system to optimise the recovery process as hardwood cellulose is transformed into pulp for textile fibres.

 

A look at a technology which uses humidity in the air to create clean drinking water, potentially making fresh water accessible worldwide.

 

The economics of CO2 removal from biogas using composite carbon molecular sieve (CCMS) membranes were evaluated.

 

MIT researchers explored the use of monovalent selective electrodialysis reversal in improving groundwater quality for irrigation.

 

Albert Cho, vice president and general manager at Xylem, discusses how utilities are responding to Covid-19 with digital technologies.

 

Mike Clark, division president of High Efficiency and Specialty Filtration at Hollingsworth & Vose discusses key issues of air pollution and filtration.

 

An environmental-friendly procedure was developed for the fabrication of pure silicon carbide membranes on macroporous SiC support via ceramic processing.

 

This review showcases current research trends concerning UF membrane applications and processes.

 

How a self-contained filtration and fluid recovery system solved an oil contamination problem in grinding machines at a specialist tool manufacturer,

 

A light conducting photocatalytic membrane for effective fouling reduction during water treatment.

 

Here we look at how dust extraction systems work and why they are so important to protect the health of the workers, and the quality of the final product.

 

Advances in fouling models, means to mitigate fouling and the modernization of membrane modules.

 

LENZING™ Lyocell Shortcut fibers are a sustainable raw material for filter media and specialty papers.

 

A study on the use of nanofiltration to remove drugs and heavy metals from wastewater.

 

New discoveries help to find the best approach to the problem of biofouling in water reverse osmosis.

 

A review of fouling mitigation strategies in forward osmosis and membrane distillation for desalination.

 

How a biomass fractionation process using waste wood and low-cost ionic fluids can produce sustainable bioproducts.

 

This study focuses on sub-nanometer separation operations such as desalination and gas separation.

 

Understanding the different types of fouling and what causes them will help when choosing the best type of heat exchanger.

 

New ideas and concepts for membrane materials and fabrication processes.

 

Here’s how one US beer producer deployed Tsurumi aerators to treat and recycle its wastewater to minimize the ecological impact.

 

Technical and economic advantages of dynamic membranes over conventional processes are considered, and directions for future research discussed.

 

Next Filtration’s FOG Stop formulation has been tested to see if it could make improvements to Brazil's Pinheiros River.

 

A review of state-of-art ceramic-based hybrid OSN membranes is presented.

 

How a sustainable enhanced biological treatment process in a UK water recycling facility achieved savings of 75%.

 

This study examines the potential for membrane gas separation to replace solvent absorption in hydrogen cyanide processing.

 

When Beijing airport’s water supply system needed an upgrade, the customer chose to use the same inge ultrafiltration modules/membranes as replacements.

 

A review of the current status and forthcoming advances in nanofiber technology and its application in seawater desalination and water treatment.

 

A US distillery was looking to dispose of its grain slurry waste, but the watery mixture was heavy and difficult to transport.

 

A review of state-of-the-art direct membrane filtration processes in treating different types of wastewater for water reclamation and resource recovery.

 
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NIG Nutritionals has been trialling Hydroxsys’ equipment since the start of 2021.

 
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MECO operates in the industrial water treatment market.

 
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Saltworks’ process harvests lithium hydroxide solids that reach or exceed battery-grade specifications.

 
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The decanters will be used to thicken and dewater sludge.

 
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The filters will be part of the factory's process systems.

 
What’s coming up…
20
Sep ’21

Organisers say the content to be presented in September 2021 will be very similar to that of the postponed WFC13 in April 2020.

 
22
Sep ’21

 
27
Sep ’21

The latest achievements in science and technology of desalination.

 
21
Sep ’21

Conference examining critical water security issues in the Arab region.

 
21
Sep ’21

4th international air conditioning and refrigeration exhibition.