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Forage à la boue textbook - 2011 - 88 pp Ed. ETC-Foundation - Leusden Practica Foundation - Papendrecht |
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Forage à la percussion Manuel de formation technique: forage manuel à faible coût booklet - 2010 - 64 pp ![]() Ed. Practica Foundation - Papendrecht |
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Forage au lançage à l'eau Manuel de formation technique: forage manuel à faible coût booklet - 2010 - 61 pp ![]() Ed. Practica Foundation - Papendrecht |
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Forage: à la tarière manuelle booklet - 2010 - 78 pp ![]() Ed. Practica Foundation - Papendrecht |
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Manual drilling: Augering Technical training handbook on affordable manual well drilling booklet - 2010 - 78 pp ![]() Ed. Practica Foundation - Papendrecht |
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Manual drilling: Jetting booklet - 2010 - 61 pp ![]() Ed. Practica Foundation - Papendrecht |
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Manual drilling: Percussion Technical training handbook on affordable manual well drilling booklet - 2010 - 64 pp ![]() Ed. Practica Foundation - Papendrecht |
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