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22:03 Mar 6, 2004
English to French translations [PRO] Petroleum Eng/Sci
English term or phrase:reverse circulation
field of drilling rigs - not necessarily for gas/petroleum
Explanation: Géohydrotek 2000 inc. Historique
... sphères du forage, comme l'environnemental, l'assèchement, la circulation inversée,
la dépressurisation, l'encrage, le dynamitage, le gaz et le pétrole. ... www.puitbec.com/geo-histo.html