- 18 July 2007 -
High purity water: Advances in ion exchange technology
There will always be a need for purified water in the production of pharmaceuticals. Anthony Bennett looks at the background of ion exchange technology in this field and reviews its advances and developments.

- 29 March 2007 -
Fine chemical filtration: Defining filtration processes
Where does filtration fit into the production of fine chemicals and pharmaceuticals? Ken Sutherland looks at the various processes available.

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

- 23 November 2006 -
Raising the standard of industrial wastewater
Upgrading a plant to meet new discharge standards while working in limited site space presents a unique challenge. A carbon treatment system combined with wet air regeneration proved to be an effective solution, say John Meidl and CC Lu from Siemens Water Technologies. 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

- 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