filter press

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A pressurized cell, fitted with a filter medium, used for evaluating filtration characteristics of a drilling fluid while it is either static or stirred (to simulate circulation) in the test cell. Generally, either low-pressure, low-temperature or high-pressure, high-temperature devices are used.

See: drilling fluiddynamic filter pressdynamic filtrationfilter mediumfilter-cake qualityfilter-cake thicknessfiltratefluid-loss controlfluid-loss-control materialhigh-pressure, high-temperature filtration testlow-pressure, low-temperature filtration testspurt lossstatic filter pressstatic filtration