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Processing & Handling

A new size available for these leak-free, plastic pumps

A new pump model DB5.5 (photo) has been added to the range of Finish Thompson DP Series of plastic magnetic-drive, sealless centrifugal pumps. This new model DP pump covers flowrates up to 5 m3/h and differential heads of 6.5 m.…

New modules enable higher suction volumes from these pumps

This company has extended its series of dry-running Mink claw vacuum pumps, with a module designed to achieve suction capacities of up to 900 m3/h and more. These Mink MP vacuum modules were designed for applications that require high suction…

Rapidly hydrate gums and thickeners with this mixer

High-shear mixers from this company are ideal for challenging mixing operations, such as dispersing gums and thickeners to disintegrate any agglomerates and exposing an increasing surface area of powdered ingredients to the surrounding liquid. The high shearing action of the…

These lift check valves have a replaceable seat design

A new range of lift check valves from this company uses a clamp-in-place seat design that allows easy inline maintenance and helps avoid plant downtime. New valve models are constructed using cast iron, carbon steel, stainless steel and SG iron,…

These seals are for demanding applications

Metcar mechanical seal rings and seal faces are manufactured using highly engineered carbon-graphite materials for demanding high-speed or high-load applications. The seal rings are ideal for sealing liquids, such as water, hot water, acids, alkalis, fuels, heat-transfer fluids, liquefied gases,…

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Biomass pretreatment

Cellulosic biomass pretreated with ammonia undergoes structural changes that make it more susceptible to enzymatic attack, scientists at Los Alamos National Laboratory (Los Alamos, N.M.; www.lanl.gov) and collaborators at the Great Lakes Bioenergy Research Center (Madison, Wisc.; www.glbrc.org) have found.…

These valve body lugs are permanently attached

This company’s Type 57IL Isolator Lug butterfly valve features a unique design in which the 316 stainless-steel lugs are inserted into the valve body during the injection-molding process. Doing so permanently combines the lugs and valve body into one unit.…

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A simpler process to make PX from LCO

Anew process to make BTX (benzene, toluene and xylenes) from light cycle oil (LCO), an oversupplied product of petroleum refineries that can supplement the dwindling supply of BTX precursors, is being developed by JX Nippon Oil & Energy (JX Energy;…

High-pressure CO2 without an external cooling bath

The SFT-10 Liquid Carbon Dioxide pump features advanced thermoelectric technology that allows the generation of high pressure without the need for an external cooling bath. The SFT-10 can pressurize carbon dioxide up to 10,000 psi at flowrates from 0.01 to…

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September Chementator Briefs

Phosgenation scaleup At the end of July, Bayer MaterialScience AG (BMS; Leverkusen, Germany; www.bayerbms.com) successfully tested its new gas-phase phosgenation technology at a new plant being commissioned for making toluene diisocyanate (TDI) — a raw material for making polyurethane —…