Search Results - "Voshel, D."

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    Sludge Handling at Grand Rapids, Michigan, Wastewater Treatment Plant by Voshel, Doris

    “…Experience in sludge handling and treatment at the Grand Rapids, Michigan, wastewater treatment plant has shown that proper use of picket-type thickeners can…”
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    Journal Article
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    Effect of Primary Effluent Suspended Solids and BOD on Activated Sludge Production by Voshel, Doris, Sak, J. G.

    “…The primary effluent suspended solids concentration has a major influence on the total weight of excess sludge produced in an activated sludge system. Primary…”
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    Journal Article
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    The Quality of Air for Fine-Bubble Diffusion by De Lano, E. Huntley, Voshel, Doris M.

    “…The wastewater treatment plant at Grand Rapids, Mich., had experienced serious clogging of its saran-wrapped diffuser tubes because of low process air-flow…”
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    Journal Article