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Processing & Handling

Reduce chemical costs with this emulsion breaker

The new generation of this company’s Embreak emulsion breakers employs new chemistry designed for light- and medium-density crude petroleum. The products deliver optimal desalter performance, the company says, while reducing the generation of nonylphenol ethoxylates (NPE), a byproduct of emulsion…

These roots pumps cover a wide range of pumping speeds

Pfeiffer Vacuum Large pressure ranges and maximum compression ratios are the ideal site of operation for the gas-cooled roots pump OktaLine G. The pumping speed ranges from 250 to 12,000 m3/h, and is suited for low and medium vacuum, such…

A pump that can provide electrical heating

This company has upgraded the 4-in. model of its NP Series sliding vane pump with optional electric heating. The completion of the 4-in size follows other sizes in the series with this option. Electric heating can be used in place…

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Getting a Reaction

As chemical processors continue their quest to process more with less equipment, they are seeking reactors capable of helping with this endeavor. For this reason, many are turning to continuous flow reactors because they provide scaleability and flexibility. However, vendors…

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CNT-enhanced membranes show promise for desalination method

By immobilizing carbon nanotubes (CNTs) within polymer membrane pores, scientists at the New Jersey Institute of Technology (NJIT; Newark, N.J.; www.njit.edu) were able to significantly improve the efficiency of desalination via a membrane distillation process. Somenath Mitra and colleagues at…

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A step closer to commercial production of spider silk

Spider silk has many unique properties that make it suitable for applications such as coatings and medical products. As a protein, the silk is remarkably stable and is only destroyed physically or digested and recycled by the spider. However, an…

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‘One-pot’ ammonia-borane recharging could boost fuel-cell vehicles

Ammonia borane’s (AB) capacity to contain and easily release large amounts of hydrogen has made it an attractive candidate to store the gas for onboard fuel-cell powered vehicles. A major technological hurdle that remains is how to reintroduce hydrogen to…

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A new high-temperature alloy

Last month, Carpenter Technology Corp. (Wyomissing, Pa.; www.cartech.com) licensed an alumina-forming austenitic stainless-steel alloy developed at the U.S. Dept. of Energys Oak Ridge National Laboratory (ORNL; Tenn.; www.ornl.gov). The new alloy is said to be unique in that the composition…

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Coal slurry as a substitute for diesel fuel

An Australian team including CSIRO (Melbourne; www.csiro.au) and the Uni- versity of Newcastle (www.newcastle.edu.au) has developed an alternative pathway for producing ultra-low-ash coal that, the team believes, can be used to fuel diesel engines, thus providing the opportunity for diesel…

This hose is lined with PTFE

The Stratus PTFE (polytetraflouroethylene) hose is lined completely with PTFE, and designed to minimize the chance for entrapment of material and contamination in a flexible hose assembly. Ideal for the aseptic environment of pharmaceutical and biological product manufacturing, the Stratus…