1. International Conference Struvite: Its Roles in Phosphorus Recovery and Reuse ADDITIONAL CONFERENCE INFORMATION Conference Transportation For delegates staying in accommodation in Milton Keynes there will be a daily minibus service which will pick-up and return to the Travelodge located on Grafton Gate, Milton Keynes as follows:- Thursday 17 June Pick-up Travelodge, Milton Keynes-08:00 Arrive Cranfield University Library-08:30 - 08:45 Pick-up Cranfield University Library-17:15 Arrive Travelodge, Milton Keynes-17:45 Friday 18 June Pick-up Travelodge, Milton Keynes-08:00 Arrive Cranfield University Library-08:30 Pick-up Cranfield University Library-16:30 *Arrive Milton Keynes Station-17:00

2. The conference dinner will be held at the Jaipur Restaurant in Milton Keynes. The Jaipur Restaurant is walking distance for those guests who are staying at the Travelodge in Milton Keynes. For guests who are staying on campus transport has been arranged as follows:- Coach pick-up, Mitchell Hall, Cranfield University-19:00 Arrive Jaipur Restaurant-19:30 Depart Jaipur Restaurant-22:30 Arrive Mitchell Hall, Cranfield University-23:00 *Note at the end of the Conference on 18 June transport is available to take delegates directly to Milton Keynes Station. Transport will not got to the Travelodge so guests should check-out in the morning. Conference Dinner - Thursday 17 June

3. 09:00 - 09:30Coffee and registration 09:30 - 10:00Welcome and Introduction Professor Tom Stephenson, Cranfield University Famous Last Words John Driver Session 1: Beneficial reuse of struvite 10:00 - 10:45Potassium struvite as an alternative feedstock for elemental phosphorus production W Schipper, Thermphos Int., Holland 10:45 - 11:00Coffee 11:00 - 11:45Struvite potential as an ingredient in horticultural fertiliserStruvite potential as an ingredient in horticultural fertiliser A Johnson, Thames Water, UK 11:45 - 12:30Fertilisers made out of recovered phosphorus and their acceptance in Germany with special regard to the organised organic farmersFertilisers made out of recovered phosphorus and their acceptance in Germany with special regard to the organised organic farmers F Van Sothen, German Water Association ATV-DVWK, Germany 12:30 - 13:30LUNCH (Poster Session) Programme – Thursday 17 June 2004

4. Session 2: Practical issues associated with P recovery 13:30 - 14:00Phosphorus recycling in treatment plants with biological phosphorus removal B Heinzmann, Berlin Wasserbetriebe, Germany 14:00 - 14:30Auto-nucleation and crystal growth of struvite in a demonstration fluidized bed reactor R Boccadoro, Ancona Polytechnic University, Italy 14:30 - 15:00Phosphorus in swine wastewater and its recovery as struvite in JapanPhosphorus in swine wastewater and its recovery as struvite in Japan K Suzuki, National Institute of Livestock and Grassland Science, Japan 15:00 - 15:30Development of a high efficiency phosphorus recovery method using a 2-tank type fluidized bed MAP reactor H Ishikawa, Ebara Corporation, Japan 15:30 - 15:45Afternoon Tea

5. Session 3: Practical issues 15:45 - 16:15Pilot-scale phosphate and ammonium removal by controlled struvite precipitation from pre-treated swine waste water R Laridi, Universite du Quebec, Canada 16:15 - 16:45Struvite crystallization reaction in a semi-continuous stirred reactor D Mangin, LAGEP, Universite de Lyon I, France 16:45 - 17:15Phosphate recovery as struvite: factors influencing the crystallization A Seco, Universidad de Valencia, Spain 17:15End of Day 1 Programme – Thursday 17 June 2004

6. Programme – Friday 18 June 2004 Session 4: Struvite Chemistry and Crystallisation 09:20 - 09:50Three phase mixed weak acid/base chemistry kinetic modelling of multiple mineral precipitation problemsThree phase mixed weak acid/base chemistry kinetic modelling of multiple mineral precipitation problems D Loewenthal, University of Cape Town, South Africa 09:50 - 10:20Nucleation and growth of struvite from synthetic wastewater A Kofina, University of Patras, GreeceNucleation and growth of struvite from synthetic wastewater 10:20 - 10:50Effect of major ions on struvite crystallisationEffect of major ions on struvite crystallisation I Kabdalsi, Istanbul Technical University, Turkey 10:50 - 11:20Impact of calcium on struvite crystal size, shape and purityImpact of calcium on struvite crystal size, shape and purity K Le Corre, Cranfield University, UK 11:20 - 11:30Morning Coffee

7. Programme – Friday 18 June 2004 Session 5: Struvite Chemistry and Crystallisation 11:30 - 12:00Free ammonia mechanismFree ammonia mechanism J Sushcka, Tehnical University of Bielsko-Biala, Poland 12:00 - 12:30Phosphorus precipitation as struvite from swine wastewaterPhosphorus precipitation as struvite from swine wastewater I Celen, University of Tennessee, USA 12:30 - 13:00Recovery of phosphorus from sewage sludge as MAPRecovery of phosphorus from sewage sludge as MAP A Weidelener, Stuttgart University, Germany 13:00 - 13:45LUNCH & Poster Session

8. Session 6: Alternative wastes 13:45 - 14:15Struvite precipitation from municipal sewage sludge liquor focusing on the development of a mobile unitStruvite precipitation from municipal sewage sludge liquor focusing on the development of a mobile unit D Antakyali, Stuttgart University, Germany 14:15 - 14:45Recovery of phosphorus from separated human urine by the addition of soluble calcium magnesium compoundsRecovery of phosphorus from separated human urine by the addition of soluble calcium magnesium compounds M Hartmann, Bauhaus University Weimar, Germany 14:45 - 15:15Use of surface diagnostics for struvite scale analysisUse of surface diagnostics for struvite scale analysis B Jefferson, Cranfield University, UK 15:15 - 15:45Conference review 15:45Close Programme – Friday 18 June 2004