Search Results - "Barnard, L. J."

Impacts of reduced sulfur components on active and resting ammonia oxidizers by SEARS, K, ALLEMAN, J. E, BARNARD, J. L, OLESZKIEWICZ, J. A

“…While there has been significant research on the nature and extent of the impact of inhibitory reduced sulfur with respect to anaerobic (e.g., methanogenic and…”
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Density and Activity Characterization of Activated Sludge Flocs by Sears, K, Alleman, J. E, Barnard, J. L, Oleszkiewicz, J. A

“…Activated sludge flocs are made up of a conglomerate of materials including microorganisms, exocellular polymers, inert particulates, slow and nonbiodegradable…”
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Where is biological nutrient removal going now? by Barnard, J L, Steichen, M T

“…With more than 30 years of experience multiple options exist for removal of nitrogen and phosphorus from wastewater. Communities that were exempt from nutrient…”
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Key features of successful BNR operation by Barnard, J L, Abraham, K

“…Biological phosphorus removal has come of age after having been introduced with the treatment plants for the city of Johannesburg, South Africa, in 1974. There…”
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Feasibility Studies and Pre-design Simulation Of Warsaw's New Wastewater Treatment Plant by Oleszkiewicz, J.A., Kalinowska, E., Dold, P., Barnard, J.L., Bieniowski, M., Erenc, Z.F, Ones, R.J, Rypina, A., Udol, J.S

“…The proposed transfer of wastewater from the western part of Warsaw, across the Wisla (Vistula) River for joint treatment at the existing eastern side "Czajka"…”
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Feasibility of Using High-Rate, On-Line, Fixed-Film Fermenters for SCVFA Generation in a BNR Process Train by Mavinic, D. S., Mahendraker, V., Doucette, D., Rabinowitz, B., Barnard, J. L., Koch, F. A.

“…Two pilot-scale, 3 stage Bardenpho systems were operated to assess the usefulness of high-rate, on-line, fixed-film fermenters in process performance…”
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REVISION OF THE ENDEMIC AUSTRALIAN GENUS SANCHO (AMPHIPODA, EUSIRIDAE) by Lowry, J. K, Barnard, J. L

“…The endemic Australian eusirid amphipod genus SanchoStebbing, 1897, is revised based on new material. A neotype is established for Sancho platynotusStebbing,…”
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Design evolution through customer interaction with functional prototypes by Campbell, R. I., De Beer, D. J., Barnard, L. J., Booysen, G. J., Truscott, M., Cain, R., Burton, M. J., Gyi, D. E., Hague, R.

“…There can be a tendency, even within companies who practice concurrent engineering, to limit customer involvement to the initial and final stages of the new…”
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Revision of the Endemic Australian Genus Sancho (Amphipoda, Eusiridae) by Lowry, J. K, Barnard, J. L

“…Abstract The endemic Australian eusirid amphipod genus Sancho Stebbing, 1897, is revised based on new material. A neotype is established for Sancho platynotus…”
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Anaesthetic mouthpiece development through QFD and customer interaction with functional prototypes by Booysen, G.J., Barnard, L.J., Truscott, M., de Beer, D.J.

“…Purpose - The paper reflects on the development of a medical product using rapid prototyping technologies and customer interaction through a quality function…”
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Tube-building behavior in Grandidierella , and two species of Cerapus by BARNARD, J. L, SANDVED, K, THOMAS, J. D

“…Individuals of Grandidierella bonnieroides and Cerapus sp. R commence tube formation by enrolling themselves in a blanket of detritus and gluing together…”
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Tracking lubricants during single screw extrusion of uPVC by Barnard, J.L., Robertson, D.D., van Reenen, A.J.

“…Lubrication is one of the most important parameters in unplasticized polyvinyl chloride (uPVC) processing apart from the PVC resin and processing equipment…”
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The Olifantsfontein Nutrient Removal Plant by van Huyssteen, JA, Barnard, J L, Hendriksz, J

“…The paper describes the upgrading of an existing trickling filter (TF) plant by adding a new activated sludge (AS) plant in order to remove nutrients from the…”
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Design strategies for nutrient removal plant by BARNARD, J. L, STEVENS, G. M, LESLIE, P. J

“…The first full-scale Bardenpho plant in the colder regions of North America was constructed in Kelowna and operated for about two years. The design was based…”
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The Influence of Nitrogen on Phosphorus Removal in Activated Sludge Plants by Barnard, J L

“…This paper discusses the need for anaerobiases as a pre-requisite for phosphorus removal in activated sludge plants and the effect of nitrates on the anaerobic…”
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Optimizing biological nutrient removal in anoxic zones by STEVENS, G. M, BARNARD, J. L, RABINOWITZ, B

“…During the initial years of the development of Biological Nutrient Removal (BNR) technology, it was assumed that the bacterial species responsible of the…”
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Revision of the Endemic Australian Genus Sancho (Amphipoda, Eusiridae) by Lowry, J. K, Barnard, J. L

“…Abstract The endemic Australian eusirid amphipod genus Sancho Stebbing, 1897, is revised based on new material. A neotype is established for Sancho platynotus…”
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Design Consideration Regarding Phosphate Removal in Activated Sludge Plants by Barnard, James L

“…This paper enumerates various practical consideration concerning the design and operation of activated sludge plants for the removal of phosphates. When…”
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THE SUPERGIANT AMPHIPOD ALICELLA GIGANTEA CHEVREUX FROM THE NORTH PACIFIC GYRE by Barnard, J. L., Ingram, Camilla L.

“…ABSTRACT Recent collections from the central North Pacific provide evidence that the mysterious supergiant amphipod seen in deep-sea photographs from the North…”
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Dissolved Oxygen Control in the Activated Sludge Process by Barnard, J L, Meiring, P G J

“…The increased cost of energy and the need for biological removal of plant nutrients resulted in a renewed interest in dissolved oxygen control in the activated…”
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