Filtration and Separation

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Clean image for dirty diesel

Diesel engines have got a bad press in recent years, but there is a lot of work going on to make sure that strict environmental legislation is being met.

Metal-polymers have shining future

Tom Shelley reports on a novel material technology that has great potential for low cost solar cells and a host of other applications

Separate Issue

Tom Shelley reports on an innovation that enables the low cost processing of biogas to produce motor fuels

Ultra filter cleans up

A plastic water bottle with an ultra filtration system is able to process and remove even the smallest viruses from dirty water

Filter washes away coolant problems

Many manufacturers with machine shops spend vast amounts of time and money on replacing fluids and coolants used in their machining processes

Pure water made greener

Tom Shelley reports on a development that provides pure water at less financial and environmental cost

Bonded filters take the pressure

A small company has devised a low-cost integral filter mesh and seal, capable of withstanding working pressures of up to 200 bar.