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MODIFICATIONS DES PARAMETRES PHYSICO-CHIMIQUES DE L'EAU MARINE,
PRODUITES A LA SUITE DU MELANGE AVEC DE FLUIDES DE FORAGE 

O. Serbanescu et V. Piescu 
Institut Roumain de Recherches Marines Constantza

Abstract
The authors have studied the modifications of some physical and
chemical parameters of sea water (pH, colour, density, suspended
materials, BOD, organic substance, nitrates, Fe+++, oil products)
under the influence of 4 drilling fluids. Changes was observed
especially on pH, organic substance content, phosphates, nitrates
and BOD.