Membrane & Separation Technology News articles from April 2001

Membrane & Separation Technology News archives from April 2001

REVERSE OSMOSIS: Thin Films Operate on Low Pressure.
April 1, 2001... Dow Chemical Co. has introduced a line of extra low energy reverse osmosis (RO) membranes for commercial and light-industrial use. The Filmtec Extra Low Energy (XLE) series elements, which will replace the TW30LE series, are commercially...

NANOFILTRATION: Pedal Power Filters Arsenic Compounds.
April 1, 2001... Japanese scientists have developed a low-tech, low-pressure nanofiltration (NF) process suitable for removing arsenic from well water in locations lacking electricity. The NF method, which uses a bicycle-driven pumping system to achieve...

Technology Promising for Pesticide Removal.
April 1, 2001... Researchers from SAGEP and the Ecole National Polytechnique report that nanofiltration has good potential for filtering triazines and urea herbicides from water, but that membrane properties influence the percentage of pesticide removed. ...

GAS SEPARATION: "Reverse Fuel Cell" Produces Pure Oxygen.
April 1, 2001... A ceramic membrane sandwich developed by scientists at Lawrence Berkeley Laboratory may provide a way to get pure pressurized oxygen to users in hospitals and light industry without bulky tanks. Under the auspices of a $2 million grant from...

ULTRAFILTRATION: PCI Incorporates Hydranautics Unit.
April 1, 2001... PCI-Water is concluding testing on the first ultrafiltration plant built for West of Scotland Water. The plant, built at Carradale, Kintyre, was designed by PCI to incorporate Hydranautics' vertically mounted hollow-fiber membranes in a PCI...

BIOMEDICAL AND BIOMEMBRANES Surfactant Improves Sample Flow.
April 1, 2001... Avitar, Inc. has developed a diagnostic membrane containing fatty acid sarcosinate surfactant that improves liquid flow in medical tests using saliva samples. The test membrane, granted U.S. Patent 6,194,224, is sandwiched between two...

MANUFACTURING TECHNIQUES: Smaller Crystals Yield Defect-Free Product.
April 1, 2001... Researchers with Japan's Agency of Industrial Science & Technology, Ministry of International Trade & Industry, have developed a procedure for hydrothermal synthesis that produces defect-free, high-performance zeolite membranes. The...

INDUSTRY NEWS: Permasep Closing Shop.
April 1, 2001... Like the Marines, DuPont's Permasep Products could claim the motto "first in, last out," as the division - the last U.S. manufacturer of hollow-fiber reverse osmosis (RO) membranes - leaves the business. Through its Polymer Products...

Kits Address Protein Detection.
April 1, 2001... Millipore Corp. and Proteome Systems Ltd. will jointly develop and market membrane-based kits for the emerging field of proteomics. The first in a proposed series of kits will incorporate Millipore's MultiScreen and ZipTip products in kits used...

MWG-Biotech to Market Montage Kits.
April 1, 2001... MWG-Biotech has signed a nonexclusive agreement to market Millipore's Montage Life Science Kits in conjunction with its own Automated Biosystems for genomics sample prep applications in Europe, North America, and other selected countries. ...

Osmonics Will Replace Renal System Valve.
April 1, 2001... Responding to a field correction notice from the Food and Drug Administration (FDA), Osmonics, Inc. has announced it will replace one valve in its OSMO 23G reverse osmosis (RO) unit, a water treatment system used to purify water for kidney...

Scotland Water Buys Spiral Plants.
April 1, 2001... North of Scotland Water Authority (NoSWA) is wrapping up tests at two nanofiltration plants built by the newly formed Leopold- Tulloch Consortium, a collaboration of PCI-Water and Tulloch Civil Engineering Ltd. Under the NoSWA agreement,...

Congresswoman Named First "Water Visionary".
April 1, 2001... California Congresswoman Loretta Sanchez has been presented with the first Water Visionary Award by Orange County Water District (OCWD) and Orange County Sanitation District (OCSD) for her efforts that resulted in projects for treating...

Zenon Installs More Cruise Ship Systems.
April 1, 2001... Under a $5 million contract with Holland America Lines Westours, Zenon Environmental, Inc. will supply at least two passenger cruise ships with ZenoGem wastewater treatment. Last year, Westours purchased a Zenon system that treats gray and...

Prototype Fuel Cell Targets Home User.
April 1, 2001... Ballard Power Systems' Japanese affiliate, Ebara Ballard, has unveiled an engineering prototype 1-kilowatt stationary generator with a proton-exchange-membrane fuel cell for Japan's residential energy market. The fuel cell is designed to...

In the News.
April 1, 2001... Pall Growth Slows in Second Quarter. Pall Corp. (East Hills, NY) has reported sales and earnings results for the second quarter and 6 months of fiscal 2001, which ended January 27, 2001. Reported sales increased 3.5% to $304.7 million compared...

Personnel Updates.
April 1, 2001... Plug Power CFO Steps Down. Plug Power, Inc. (Latham, NY), developer of residential, onsite, electricity-generation systems using proton-exchange-membrane fuel cells, has announced that William Largent will leave his position as chief financial...

Recent Patents.
April 1, 2001... Automated Instrument Cuts Membrane Assay Time. In U.S. Patent 6,194,160, Immunetics (Cambridge, MA) reveals a system for rapidly processing membrane flow-through assays, including Western blot tests for infectious diseases such as HIV, Lyme...

Selected Abstracts.
April 1, 2001... Modified Inorganics Purify Proteins. Using modified inorganic ultrafiltration (UF) membranes, researchers at the University of Rennes (Rennes, France) achieved high-selectivity filtration of single- and mixed-protein solutions. The scientists...

Calendar.
April 1, 2001... June 3-6, Engineering with Membranes, Hotel Alixares, Granada, Spain. Contact: Prof. Roger Ben Aim, D_pt. de G_nie des Proc_d_s Industriels, Institut Nat. Sciences Appliqu_es Toulouse, Complexe Scientifique de Rangueil, 31077 Toulouse Cedex 4,...

INDUSTRY INSIGHT Membranes in Medical and Diagnostic Devices.
April 1, 2001... Alan J. Weiss Director of Technology Development Analytical Division Millipore Corp. 17 Cherry Hill Drive Danvers, Massachusetts 01923 It isn't only about nominal pore size and size exclusion anymore. It's also about endotoxin removal,...

Discussion.
April 1, 2001... Membranes that filter typical IV solutions, such as isotonic saline and Ringers, need to protect patients from sepsis and from embolisms that might occur as a consequence of bacterial or particulate contamination. Membranes in the filters are...