Working Group on Development Techniques
Rope pump construction manual
LiteratureTHE ROPE PUMP the challenge of popular technology
Bernard van Hemert, Osmunde SolXs Orozco, Jan Haemshouts, Orlando Amador GalXz
The author Freddy Alferink is a co-worker of the WOT since 1995. Within the WOT he is responsible for the testing field. He is also participating at the advice-work.
For questions and feed-back concerning this document please contact the WOT.