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In-situ chemical remediation of soil and groundwater

Geo-Cleanse International, Inc. (Mata- wan, N.J.; www.geo-cleanse.com) has developed a new method for ridding soil and groundwater of chloromethanes, Freon and other difficult-to-treat contaminants without the need for digging and offsite soil treatment. The Geo-Cleanse process was inspired by research…

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New ceramic membranes for oxygen separation

Researchers from Curtin University’s Fuels and Energy Technology Institute (Perth, Western Australia; www.curtin.edu.au), led by professors Gordon Parkinson and Chun-Zhu Li, have won the Mitsubishi Corp. Western Australia Innovator of the Year award for creating a new membrane that speeds…

Recovering and purifying byproduct and waste ethylene glycol

GlyEco Inc. (Phoenix, Ariz.; www.glyeco.com) has developed a process for recovering and purifying ethylene glycol from a number of industrial byproduct and waste streams so that it meets an ASTM International (West Conshohocken, Pa.; www.astm.org; formerly American Society for Testing…

Global Air-Pollution Regulations: Variation is the Norm

The chemical process industries (CPI) are, by their very nature, global in scope. While chemical process operators share many common aspects (in terms of the use of chemical engineering unit operations), the location of their operation brings about different requirements…

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A new low-temperature shift catalyst passes longterm testing

A new water-gas shift catalyst has undergone 1,000 h of successful operation in a demonstration carried out by the New Energy and Industrial Technology Development Organization (NEDO, Kawasaki; www.nedo.go.jp) and Hitachi, Ltd. (Tokyo, both Japan; www.hitachi.com). The tests were performed…

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Rare-earth magnets enhance filtration of engine lubricants

FilterMag International (Scottsdale, Ariz.; www.filtermag.com) has developed neodymium magnetic devices that can boost the performance of lubricant filters for mining vehicles and industrial machinery. When the device is in place, filters retain 50–75% of contaminant particles that would otherwise be…

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A sorption-enhanced catalyst improves CO2 methanation

Converting CO2 into methane is a way to mimic the natural carbon cycle and close the energy cycle by producing synthetic hydrocarbons (see, for example, CO2 Utilization, Chem. Eng., July 2013, pp. 16–19). However, the Sabatier reaction (CO2 + 4H2…

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February Chementator Briefs

  Cellulose nanocrystals New research from Purdue University (West Lafayette, Ind.; www.purdue.edu) has shed some light on the physical properties of cellulose nanocrystals. The nanocrystals, which are about 3-nm wide and 500-nm long, have historically been difficult to analyze, but…

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Optimized carbon-adsorbent material for natural gas storage

Techniques for manufacturing carbon adsorbent materials with highly tuned pore properties have been developed by EnerG2 Technologies Inc. (Seattle, Wash.; www.energ2.com). The technology platform produces carbon adsorbents that enable the storage of natural gas at significantly lower pressures than those…

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Engineered wetlands technology now available for wastewater treatment

Water treatment technology from Alcoa Inc. (Pittsburgh, Pa.; www.alcoa.com) that includes engineered areas of natural wetland vegetation is now available commercially for the first time. The engineered wetlands technology can lower capital and operating expenses, as well as energy consumption,…