Entegris buys China’s Hangzhou Anow Microfiltration

Entegris Inc has acquired Hangzhou Anow Microfiltration Co Ltd, a Chinese filtration company serving industries including semiconductor, pharmaceutical and medical. Headquartered in the Xindeng New District, Fuyang National Economic and Technological Development Zone, Hangzhou, Anow will be part of Entegris’s Microcontamination Control Division. Anow brings new polymeric membrane technologies and liquid filtration offerings to Entegris’s […]

Life cycle assessment of water supply in Singapore

The research article ‘Life cycle assessment of water supply in Singapore — A water-scarce urban city with multiple water sources’ has been published in Elsevier journal Resources, Conservation and Recycling (Volume 151, December 2019, 104476). Abstract Water scarcity in Singapore has resulted in a complex urban water system with multiple water sources, advanced treatment processes, and recycling for […]

Ion transport through laminar graphene membranes

The research article ‘Tunable charge/size selective ion sieving with ultrahigh water permeance through laminar graphene membranes’ has been published in Elsevier journal Carbon. Abstract Graphene oxide (GO) and reduced graphene oxide (rGO) membranes have attracted significant attention as a potential technology for energy storage, gas separation, and water purification technologies. However, these membranes have a significant […]

De.mem advances its hollow-fibre ultrafiltration and nanofiltration membrane technology

This article was first published in the August 2019 issue of Membrane Technology newsletter. Figure 1. De.mems hollow-fibre ultrafiltration membrane is capable of achieving turbidity removal at an average of 97.5%, for feed water of high turbidity. Figure 2. The membrane is able to run at recovery levels of 90% and above, with backwash and […]

Hybrid forward osmosis-solar powered membrane distillation system

The research article ‘An integrated fertilizer driven forward osmosis- renewables powered membrane distillation system for brackish water desalination: A combined experimental and theoretical approach’ has been published in Elsevier journal Desalination (Volume 471, 1 December 2019, 114126). Abstract Utilization of an integrated forward osmosis-solar powered membrane distillation system can provide a promising method for brackish water desalination. In […]

AquaHD and successful surface water treatment

Figure 1. The hydrodynamic separator removes a wide range of organic and inorganic suspended solids. Figure 2. Turbidity inlet and outlet of the hydrodynamic separator during the piloting period. Methods that remove particles using centrifugal forces do exist as an alternative to separation density difference but are limited in the particle size. However, the hydrodynamic separator […]

Clean condensate by BHS candle filters

A BHS service engineer inspects the two simultaneously operated tube sheet candle filters in Amursk, Russia. (Image: BHS) The sedimentation tanks at a Russian gold processing plant were not effectively removing foreign particles, causing increased wear to system components. A German solid-liquid filtration specialist used two simultaneously operated tube sheet candle filters instead to keep […]

Hydrophilic membrane materials for oily wastewater treatment

The research article ‘Hydrophilic polymer-based membrane for oily wastewater treatment: A review’ has been published in Elsevier journal Separation and Purification Technology (Volume 233, 15 February 2020, 116007). Abstract Oily wastewater has been recognised as the most dangerous form of environmental pollution since the pollutant comes from a variety of sources and may harm humans, animals, plants, as […]

Membrane-based technologies for lithium recovery from water resources

The research article ‘Membrane-based technologies for lithium recovery from water lithium resources: A review’ has been published in Elsevier’s Journal of Membrane Science (Volume 591, 1 December 2019, 117317). Abstract Lithium production has become increasingly critical for sustainable development. The extraction of lithium from aqueous sources, particularly salt-lake brine, has become a trend in the lithium recovery industry […]

How RO membrane performance affects cost

The research article ‘How RO membrane permeability and other performance factors affect process cost and energy use: A review’ has been published in Elsevier journal Desalination (Volume 470, 15 November 2019, 114064). Abstract Reverse osmosis (RO) technology has progressed steadily over the last few decades. Those gains were achieved through improvements in both RO membrane element performance and […]

Novotek’s data control for water management

With SCADA systems, regulatory information for processes in the water treatment plant can be safely collected and stored. Digitizing the collection of important data saves time and reduces the likelihood of human error. Without correct water management, half of the Netherlands would be flooded. Although its water industry may be well developed, process improvements can […]

Forefronts in structure–performance models of separation membranes

The review article ‘Forefronts in structure–performance models of separation membranes’ has been published in Elsevier’s Journal of Membrane Science (Volume 588, 15 October 2019, 117166). Abstract Polymeric membranes used for separations are complex porous structures, spanning lengths that range from truly molecular scales up to many micrometers. These porous structures can be characterized by both the spatial and […]

inge brings the water from nature to the tap

The Montevina water treatment plant was upgraded to the very hightest standards. The Multibore membranes have 50% less energy consumption during operation than the previous system. Here we take a look at how fresh water from local water­sheds in the mountains arrives at customers’ taps in the greater San Jose area of California, USA, highlighting […]

Hybrid concentrated solar power (CSP) desalination systems

The research article ‘Hybrid concentrated solar power (CSP)-desalination systems: A review’ has been published in Elsevier journal Desalination (Volume 468, 15 October 2019, 114083). Abstract Desalination market is experiencing continuous growth due to severe water scarcity in many parts of the globe. Because of the geographical coincidence of serious water scarcity and substantial direct normal irradiation potential, concentrated […]

CST’s dewatering device for disposal issues

The clog-free automatic liquid-to-solid waste separator dewaters solids and conditioned sludge on a self-cleaning wedgewire belt. This static belt is cleaned by a unique set of rotating oval shape plates. The technology involved in KDS separators, which have been proven in thousands of applications worldwide and recently specified in Australasia for use as a major […]

Desalination brine disposal methods and treatment technologies

The research article ‘Desalination brine disposal methods and treatment technologies – A review’ has been published in Elsevier journal Science of The Total Environment (Volume 693, 25 November 2019, 133545). Abstract Brine, also known as concentrate, is the by-product of the desalination process that has an adverse impact on the environment due to its high salinity. Hence, viable and […]

The danger that lurks in the towers

By nature of their action, cooling systems may suffer considerable levels of system contamination. Many owners and operators of cooling towers and cooling systems believe that they are operating an effective and safe water system. However, where biofilm has formed, major problems with plant and equipment as well as the stability of the cooling towers […]

Inge provides ultrafiltration technology for Qatari mega project

A mega project to produce municipal drinking water from seawater in Qatar will install Inge® Multibore® UF technology. The project, which involves expanding the existing Facility D IWWP plant in Economic Zone 3, south of Doha, will require 5500 dizzer XL type modules in a T-Rack® 3.0 configuration, installed in 48 trains of UF racks. […]

BHS-Sonthofen invests in new test centre

Dennis Kemmann, managing director of BHS-Sonthofen, at the opening of the new test centre. The exterior of the new test centre. The interior of the new test centre. BHS-Sonthofen has opened a new €3.8 million state-of-the-art test centre in Sonthofen, Germany. The company, which specialises in mixing, crushing, recycling and filtration technologies, will perform production-scale […]

New leadership for Maag Americas

Martin Baumann, VP/GM Maag Americas. Martin Baumann has been appointed vice president/general manager for Maag Americas. “We are very happy to have Martin join our team in the USA,” said Ueli Thuerig, president of Maag Group “Martin brings a wealth of experience with him having worked previously at renowned market leaders in the plastics machinery […]

BioFlex uses waste wood instead of crude oil

The BioFlex process is a pre-treatment technology for lignocellulosic biomass and uses waste wood instead of crude oil. Chrysalix Technologies, a UK-based biotechnology research company, has developed BioFlex, a biomass fractionation process using waste wood and low-cost ionic fluids to produce more sustainable bioproducts as an alternative for the petrochemical industry. The BioFlex process is […]

Toray’s nanofiltration membrane triples permeation

Toray Industries has developed a nanofiltration membrane which, it says, triples the permeation performance of conventional models while enhancing ion and organic compound separation from aqueous solutions.  Nanofiltration selectively separates ions and compounds and is used to remove organic solvents and agrochemicals from groundwater and rivers. Nanofiltration membranes can also be used in the food […]

Suez OptiSea prevents deposition and fouling

Suez’s OptiSea technology maximises cycles of concentration and optimises chemical usage. Suez has introduced its OptiSea technology which uses a combination of chemical treatment and digital monitoring to prevent deposition and fouling in cooling systems that rely on seawater. Chemical processing plants, power plants, and refineries that use seawater for cooling experience problems with deposition and […]

ECD releases copper analyser

The CA-6 Colorimetric Copper Analyzer is an on-line sequential sampling analyser. Electro-Chemical Devices (ECD) has released its eco-friendly CA-6 Colorimetric Copper Analyzer to help verify copper removal from industrial wastewater. ECD’s CA-6 copper analyser is an on-line sequential sampling analyser, which automatically performs a controlled sequence of sampling and analysis with results processing then performed […]

Dichtomatik supplies long life seals

DuPont Kalrez Spectrum 7275 seals exhibit minimal swelling and improved retention of physical properties when exposed to aggressive chemicals. Dichtomatik Ltd is the authorised UK distributor for DuPont’s Kalrez Spectrum 7275 seals for aggressive chemical processing applications. Based on a patented crosslinking system that has been developed specifically for the chemical processing industry, the DuPont […]

Ohio Transmission Corp acquires Furey Filter & Pump and PSI Engineering

US industrial distributor and service provider Ohio Transmission Corporation (OTC) has expanded its pump, filtration, service and fabrication business with the acquisition of Furey Filter & Pump Inc and its subsidiary PSI Engineering LLC. Together, the two companies employ 65 people in Wisconsin and Minnesota. Founded in 1956 in the Milwaukee, Wisconsin suburb of Germantown, […]

Plastics company selects Ceco technology to reduce emissions

A Ceco Retox Thermal Oxidizer for VOC and HAP abatement. Ceco Environmental has secured a large contract to help a North American plastics company control emissions as it increases production capacity. Ceco will handle the engineering design of a system that will capture and treat hazardous air pollutants (HAPs) through a packaged Venturi Scrubber and […]

Suez UF membranes chosen for Israeli WWTP

The ZeeWeed 1000. Suez ZeeWeed 1000 Ultrafiltration (UF) membranes have been selected for use in the largest tertiary ultrafiltration system in Israel. The new installation, designed as part of a process upgrade of the Sorek Wastewater Treatment Plant, will help protect an environmentally sensitive site where space is at a premium. Jerusalem Wastewater Purification Enterprises selected […]