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Arjen van der Wal
Owner / Trainer and expert in manual well drilling, low cost water technologies and local pump production. Training of SME’s; Training of Trainers and foreman (ToT); Explaining working procedures with instructive illustrations and sign boarding; Development of training courses, training materials and training manuals; Feasibility assessments for manual drillin
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Publications | ||
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Manuel de la pompe à corde
- (Aug 2011)
- Forage à la boue - (Jun 2011) - Understanding Groundwater and Wells in manual drilling - (Jun 2010) - Connaissance des méthodes de captage des eaux souterraines appliquées aux forages manuels - (Jun 2010) - Forage au lançage à l'eau - (Jun 2010) - Forage à la percussion - (Jun 2010) - Manual drilling: Percussion - (Jun 2010) - Connaissances des méthodes de captage des eaux souterraines appliquées aux forages manuels - (Apr 2009) - Rope Pump production and installation manual - (Mar 2006) | ||
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