As a result of the API pilot tests performed on a mud sample in laboratory, the...

 

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As a result of the API pilot tests performed on a mud sample in laboratory, the desired rheological properties were obtained when 10 gr of lignosulfonate was used. Calculate how many sack of lignosulfonate (50 lbm/sack) are needed in a tank containing 500 bbl of mud. As a result of the API pilot tests performed on a mud sample in laboratory, the desired rheological properties were obtained when 10 gr of lignosulfonate was used. Calculate how many sack of lignosulfonate (50 lbm/sack) are needed in a tank containing 500 bbl of mud.