What type of filter contains a cloth screen to retain the solids being filtered?
A. Leaf filter
B. Rotary drum filter
C. Fixed bed filter
D. Plate-and-frame filters
A. Incorrect. A leaf filter uses a filter aid on a fine mesh screen, located inside the filter vessel, to hold the filtered material.
B. Correct. A rotary drum filter, also referred to as a cake filter, contains a cloth screen on a drum that retains the solids being filtered.
C. Incorrect. In a fixed bed filter, the filtering medium is stationary in the filter unit and held in place by a support structure. The process fluid passes over and through the filtering medium, which traps the contaminant particles.
D. Incorrect. Plate-and-frame filters are used to remove liquids from a slurry feed by using a deep filtration process that includes clarification and prefiltration.
You might also like to view...
Define grading plan.
What will be an ideal response?
The process for planning a foundation to support a stick-framed roof and main floor framing is similar to the process for a ____.
A. flat roof B. truss roof C. concrete slab D. basement
Even small landscape companies use computers, so no applicant should be without computer ____________________
Fill in the blank(s) with correct word
Identify the sweet fluid that flowers secrete and insects use for food
a. nectar c. pollen b. honey d. syrup