Distribution of heavy metals in sediment
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R Sadiq; T Husain; N Bose; B Veitch
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Article
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2003
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Elsevier Science
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English
โ 412 KB
Barite is used as a weighting agent in synthetic and oil based drilling fluids (SBFs and OBFs) to maintain bore hole pressure during offshore oil drilling operations. Substitution of OBFs by SBFs has reduced the risk of ecological impacts. Barite makes up approximately 33% by weight of an SBF and co