- 25 October 2007 -
Back to basics: Bulk chemical industry separations
The manufacturing operations of the bulk chemicals sector use filters for processing and product recovery. Ken Sutherland looks at these in detail.

- 10 October 2007 -
Bulk chemicals and petrochemicals: air filter testing
When working with gases and oils, air filters play an important role in stopping unwanted charges into air and protecting expensive industrial systems from damage - and at some point the filters will need testing. Richard Wakeman explains all.

- 26 September 2007 -
Heavy metals: Saving costs on mill scale transportation
Transporting mill scale with water to create a continuous recycling loop can reduce costs by eliminating manual handling and allowing continuous operation in a smaller space. A steel mill in Avesta, Sweden make use of dewaterers, separators and filters to achieve this.

- 25 April 2007 -
Filtration in the bulk chemicals industry
In the latest in a series of articles, Ken Sutherland looks at the technical requirements regarding filtration equipment in the bulk chemicals industry.

- 13 December 2006 -
Tilting pan filters – the industrial work-horses of filtration
The tilting pan filter in phosphoric acid plants is employed to filter the digested phosphoric acid/gypsum slurry and recover the acid content. Dr MP Sukumaran Nair explains how the process works. more

- 16 November 2006 -
Pure water for blemish-free UPVC
For manufacturers of UPVC products, the slightest blemish or scratch on highly polished surfaces means that a valuable product must be scrapped and reworked. Filters provided by UK-based Industrial Purification Systems have to supply cooling water that is pure enough to leave the material alone. more

- 2 November 2006 -
Can ceramic ports help centrifuges last longer?
Neil Lacey, service manager for Centriquip, the UK's largest decanter manufacturer, looks at how choosing the correct port liner for centrifuges can make all the difference in reducing wear, downtime and maintenance costs. more

- 20 September 2006 -
Aquatech - innovation awards
www.filtsep.com takes a look at a few of the products that have been entered for an innovation award as part of the Aquatech show, taking place in Amsterdam later this month. more

- 6 September 2006 -
Anachem's new web solution targets SPE method development
Chromatography specialist Anachem Limited's Patrick Boyce describes the company's web-based SPE method tool for faster solid phase extraction method development - www.SPEnet.co.uk. more

- 23 August 2006 -
Novel technology: Fresh approach to countercurrent ion exchange
By reversing a commonly-used way of distributing fluids to ion-exchange cells, Belgian separations technology company PuriTech has developed a liquid adsorption separation technology, which could improve liquid-resin contact efficiency, while reducing plant operating costs and CAPEX, explains Filip Rochette. more

- 10 August 2006 -
Filter media: bacterial growth on filters - the silver solution
Bacterial growth can harm filters through unwanted layers of biofilm, the addition of unwanted tastes and odours, not to mention premature clogging. Jeffery Trogolo of AgION Technologies looks at how one filter manufacturer - Everpure - uses silver in its water filters to counteract these problems. more

- 27 July 2006 -
Clarification: the rapid-response mobile option
What happens if you suffer clarifier outage? Chuck McCloskey of Siemens Water Technologies' mobile and on-site services says that process downtime doesn't have to be the only option. more