{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/38861"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/38861","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Phosphorus removal in the modified activated sludge process","abstract":"The principal objective of this investigation was to enquire in what measure calcium phosphate precipitation and luxury biological uptake contributes to excess removal of phosphorus in activated sludge systems, i.e. removal in excess of the basic biological requirement for metabolic purposes. This objective was pursued by imposing conditions in which one or the other of the two mechanisms had negligible influence. From the series of batch and continuous activated sludge experiments the following conclusions are made regarding excess phosphorus removal.","abstract_html":"The principal objective of this investigation was to enquire in what measure calcium phosphate precipitation and luxury biological uptake contributes to excess removal of phosphorus in activated sludge systems, i.e. removal in excess of the basic biological requirement for metabolic purposes. This objective was pursued by imposing conditions in which one or the other of the two mechanisms had negligible influence. From the series of batch and continuous activated sludge experiments the following conclusions are made regarding excess phosphorus removal.","abstract_has_math":false,"creators":["Hoffmann, Rainer Jochen"],"institution":"Department of Civil Engineering","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Marais, G"],"committee_chairs":[],"committee_members":[],"year":1977,"date_issued":"1977","date_published":"1977","updated_at":"2026-07-22T22:22:38Z","subjects":["Engineering"],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/38861","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Marais, G"]},{"key":"dc:creator","label":"Author","values":["Hoffmann, Rainer Jochen"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2023-09-26T15:42:02Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2023-09-26T15:42:02Z"]},{"key":"dc:date.issued","label":"Date","values":["1977"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Civil Engineering"]},{"key":"dc:type","label":"Dc Type","values":["Master Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Masters","MSc"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Engineering"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/38861"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The principal objective of this investigation was to enquire in what measure calcium phosphate precipitation and luxury biological uptake contributes to excess removal of phosphorus in activated sludge systems, i.e. removal in excess of the basic biological requirement for metabolic purposes. This objective was pursued by imposing conditions in which one or the other of the two mechanisms had negligible influence. From the series of batch and continuous activated sludge experiments the following conclusions are made regarding excess phosphorus removal."]},{"key":"dc:title","label":"Title","values":["Phosphorus removal in the modified activated sludge process"]}]}],"canonical_facts":{"dc:contributor.advisor":["Marais, G"],"dc:creator":["Hoffmann, Rainer Jochen"],"dc:date.accessioned":["2023-09-26T15:42:02Z"],"dc:date.available":["2023-09-26T15:42:02Z"],"dc:date.issued":["1977"],"dc:description.abstract":["The principal objective of this investigation was to enquire in what measure calcium phosphate precipitation and luxury biological uptake contributes to excess removal of phosphorus in activated sludge systems, i.e. removal in excess of the basic biological requirement for metabolic purposes. This objective was pursued by imposing conditions in which one or the other of the two mechanisms had negligible influence. From the series of batch and continuous activated sludge experiments the following conclusions are made regarding excess phosphorus removal."],"dc:identifier.uri":["http://hdl.handle.net/11427/38861"],"dc:publisher.department":["Department of Civil Engineering"],"dc:subject":["Engineering"],"dc:title":["Phosphorus removal in the modified activated sludge process"],"dc:type":["Master Thesis"],"dc:type.qualificationlevel":["Masters","MSc"]},"updated_at":"2026-07-22T22:22:38Z"}