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Found 14 results
Filters: Keyword is roughing filtration  [Clear All Filters]
1999
Galvis C., G., Latorre M., J., and Visscher, J.T., Filtracion en multiples etapas : tecnologia innovativa para el tratamiento de agua, vol. no. 34-S. Cali, Colombia: CINARA, 1999, p. 197 p. : 68 fig., 60 tab.
1998
Latorre M., J., Wegelin, M., and Galvis C., G., La filtracion gruesa en el tratamiento de agua de fuentes superficiales, vol. no. 4/98. SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. vi, 170 p. : fig., photogr., tab., 1998.
Visscher, J.T., Latorre M., J., and Galvis C., G., Multi-stage filtration : an innovative water treatment technology, vol. no. 34-E. The Hague, The Netherlands: IRC, 1998, p. xiii, 165 p. : 68 fig., 60 tab.
Mwiinga, G., The potential for the use of roughing - slow sand filtration systems in Zambia. University of Zambia, Lusaka, Zambia, p. xiii, 140 p. : 54 fig., 28 tab., 1998.
1996
Wegelin, M., Surface water treatment by roughing filters : a design, construction and operation manual, vol. no. 2/96. St. Gallen, Switzerland: SKAT (Swiss Centre for Development Cooperation in Technology and Management), 1996, p. 163 p. : fig., tab.
1994
Collins, M.R., Roccaro, J.V., Cole, J.O., and Westersund, C.M., Evaluation of roughing filtration design variables. Denver, CO, USA: American Water Works Association, 1994, p. xxvii, 181 p.: 83 fig., 50 tab.
1992
Pfammatter, R., Experiencia Colombiana con el filtro grueso dinamico, su operacion y mantenimiento. Swiss Federal Institute of Technology, Zurich, Switzerland, p. 42 p. : 16 fig., 8 tab., 1992.
Lloyd, B.J., Visscher, J.T., and Galvis C., G., Multi-stage surface water treatment for community water supply in Colombia, Waterlines, an international journal of water, sanitation and waste, pp. p. 26-29 : 3 fig., 3 tab., photogr., 1992.
International Reference Centre for Waste Disposal -Duebendorf, CH, Roughing filters for water treatment : workshop in Zurich / Switzerland, 25-27 June 1992 = Kiesfiltration in der Wasseraufbereitung : Arbeitstagung in Zuerich / Schweiz, 25 -27 Juni 1992. International Reference Centre for Waste Disposal, Duebendorf, Switzerland, p. ca. 250 p. : fig., tab., 1992.
1991
Collins, M.R., Eighmy, T.T., and Malley, J.P., Evaluating modifications to slow sand filters, Journal American Water Works Association, pp. p. 62-70: 7 fig., 5 tab., photogr., 1991.
1988
Yeh, C.M.J., A quantitative investigation into the effectiveness of jute fiber as a medium for the pre-treatment of raw water supplies, vol. no. EV-88-30. Asian Institute of Technology, Bangkok, Thailand, p. 2 microfiche (iv, 88 p.): fig., tab., 1988.
1972
Jaksirinont, N., Development of a series filtration water treatment method for small communities of Asia, vol. no. 509. Asian Institute of Technology, Bangkok, Thailand, p. xxii, 102 p. : fig., tab., 1972.
0
Multi-stage filtration : a practical, low-cost technology, Providing safe drinking water in small systems : technology, operations, and economics : proceedings of the 1st international symposium on safe drinking water in small systems : technology, operations, economics, Washington, DC, May 10-13, 1998. pp. P. 213-224 : 2 fig., 5 tab.