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Found 13 results
Filters: Keyword is aprons  [Clear All Filters]
N. L. Calorama - Elburg, «Hand drilled wells», vol. no. 3. Calorama Rural Development Service, Elburg, The Netherlands, p. 65 p. : fig., photogr., tab., tech. drwngs., 1997.
M. Ministere ML, «Elements d'amenagement des points d'eau». Mali, Ministere de la Sante de la Solidarite et des Personnes Agees, Div. Hygiene et A, Bamako, Mali, p. 32 p. : tech. drwngs, 1995.
P. Morgan, «Upgraded well manual for field workers». Mvuramanzi Trust, Harare, Zimbabwe, p. 27 p.: drwngs., map, 1995.
P. Sandiford y Gorter, A., «Well water study : a consultancy undertaken for COWATER International Inc.». Liverpool Associates in Tropical Health, Liverpool, UK, p. 30 p.: i fig., 6 tab., 1992.
E. Chimbunde y Mtero, S., «Zimba(b)we's upgraded well programme», in Infrastructure, environment, water and people : proceedings of the 17th WEDC Conference, United Nations Centre for Human Settlement (Habitat), Nairobi, Kenya, 19-23 August 1991, 1991, pp. P. 111-113: 1 fig., 2 tab.
M. Woodhouse, «Shallow well construction techniques in Kibwezi, Kenya». African Medical and Research Foundation (AMREF), Nairobi, Kenya, p. 9 p.: 7 fig., 1990.
C. Gampher y Gates, S., «Well construction using curved hollow block». Haribon Foundation, Manila, Philippines, p. 115 p.: fig., tab., 1989.
R. Stark, «Well construction manual». Sarvodaya Rural Technical Services, Moratuwa, Sri Lanka, p. 26 p.: fig., 1988.
M. Nagorski y Pineo, C., «A workshop design for well improvement : protecting open wells». Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 243 p.: fig., 1988.
U. Steiner y Brunner, M. C., «Manual for the installation and maintenance of the Sarvodaya handpump SL 5». Helvetas, Swiss Association for Development and Cooperation, Moratuwa, Sri Lanka, p. 42 p.: fig., 1986.
S. Englebienne, «Campagne d'ouverture de puits et d'entretien des pompes manuelles au Mozambique», vol. 5. ATOL, Leuven, Belgium, p. 66 p.: fig., tab., 1985.
B. Chane, «Two dimensional local scour in erodible bed downstream of solid aprons». Tampere University of Technology, Dept. of Civil Engineering, Tampere, Finland, p. 116 p., 1984.
A. Pashkevich y Liebler, C., «A workshop design for handpump installation and maintenance : a training guide», vol. no. 26. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. vi, 397, 188 p.: fig., tab., 1984.
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