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Showing 1 to 3 of 3 for “"Filtration apparatus"”.
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Ensaios de filtração em solos com geotêxteis
… selection. Supported by previous researches, a filtration apparatus was developed for laboratory tests, based on the Gradient Ratio methodology, proposed by CALHOUN (1972). This apparatus was employed to perform eighteen long term filtration tests, during which ten different combinations of …
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Heavy Metal Concentrations in Springs and Sinkholes in and Around Springfield, Greene County, Missouri
… water passed through a Barnsted/Thermolyne filtration apparatus), and with samples from each of the sites. A significant difference was indicated for barium at 95% confidence between filtered and unfiltered (samples filtered prior to an after treatment with nitric acid, respectively) …