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Author |
Wiseman, I. |
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Title |
Constructed wetlands for minewater treatment |
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RPT |
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Year |
2002 |
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125 |
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Keywords |
Sewage Ecology Constructed wetlands — Wales Mineral industries — Waste disposal Mine water Water quality management — Wales Pelenna minewaters Water pollution & oil pollution Hydrology & limnology |
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Environment Agency |
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Bristol, England |
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Constructed wetlands for minewater treatment; Opac |
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CBU @ c.wolke @ 7122 |
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207 |
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Author |
Dennison, F.E. |
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Title |
Constructed wetlands for the treatment of British mine drainage waters : a biogeochemical approach |
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Book Whole |
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2002 |
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Ph.D. thesis |
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University of Wales, |
Place of Publication |
Bangor |
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Constructed wetlands for the treatment of British mine drainage waters : a biogeochemical approach; Opac |
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CBU @ c.wolke @ 7114 |
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404 |
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Author |
Johnson, D.B.; Hallberg, K.B. |
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Title |
Pitfalls of passive mine water treatment |
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Journal Article |
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Year |
2002 |
Publication |
Reviews in Environmental Science & Biotechnology |
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1 |
Issue |
5 |
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335-343 |
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Keywords |
acid mine drainage acidophilic microorganisms heavy metals iron oxidation iron reduction remediation sulfate reduction wetlands Wheal Jane |
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Abstract |
Passive (wetland) treatment of waters draining abandoned and derelict mine sites has a number of detrac-tions. Detailed knowledge of many of the fundamental processes that dictate the performance and longevity of constructed systems is currently very limited and therefore more research effort is needed before passive treatment becomes an “off-the-shelf” technology. |
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1569-1705 |
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Dec.; Pitfalls of passive mine water treatment; 2; FG als Datei vorhanden 4 Abb., 1 Tab.; VORHANDEN | AMD ISI | Wolkersdorfer |
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CBU @ c.wolke @ 10138 |
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336 |
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Cravotta, C.A., III; Watzlaf, G.R.; Naftz, D.L.; Morrison, S.J.; Fuller, C.C.; Davis, J.A. |
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Design and performance of limestone drains to increase pH and remove metals from acidic mine drainage Handbook of groundwater remediation using permeable reactive barriers; applications to radionuclides, trace metals, and nutrients |
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Book Chapter |
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2002 |
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acid mine drainage; alkaline earth metals; aquatic environment; aquifers; calcium; carbonate rocks; chemical properties; construction; construction materials; crushed stone; dissolved materials; drainage; effluents; ground water; limestone; magnesium; metals; pH; pollution; porous materials; precipitation; retention; saturation; sedimentary rocks; sulfate ion; suspended materials 22, Environmental geology |
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Academic Press |
Place of Publication |
Amsterdam |
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0125135637 |
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Design and performance of limestone drains to increase pH and remove metals from acidic mine drainage Handbook of groundwater remediation using permeable reactive barriers; applications to radionuclides, trace metals, and nutrients; GeoRef; English; 2004-040518; References: 66; illus. incl. 4 tables |
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CBU @ c.wolke @ 5686 |
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81 |
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Author |
Fischer, R.; Luckner, L.; Peukert, D.; Reißig, H.; Roßbach, B. |
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Title |
Einsatz alkalischer Substanzen zur Verbesserung der Wasserqualität in Bergbaukippen. Use of alcine substances for the improvement of water quality in mining areas |
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Journal Article |
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Year |
2002 |
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Das Gas und Wasserfach. Ausgabe Wasser, Abwasser |
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143 |
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12 |
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891-898 |
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Abraum Braunkohlenbergbau Pyrit Eisensulfid Sulfidmineral Verwitterung Gewässerschutz Schadstoffbelastung Schwermetalle Sulfat pH-Wert Abwasserbehandlung Enteisenung alkalischer-Abbau chemischer-Abbau Alkalisierung Zusatzstoff Kalk Dolomit Flugasche Umweltbelastung Grundwasser Gewässergüte Eisendisulfitverwitterung Pyritverwitterung Bergbauabwasser Bergbauwasser Sulfatbelastung Undergrundwasserbehandlung alkalischer Stoff alkalische Substanz |
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Eisendisulfidminerale im Abraum von Braunkohlentagebauen können nach ihrer Verwitterung im wiederaufsteigenden Grundwasser erhebliche Güteverschlechterungen hinsichtlich pH-Wert, Schwermetall- und Sulfatgehalt verursachen. Diesen kann durch Zusätze alkalischer Substanzen zum Abraum wie Kalkstein, Dolomit und Kraftwerksasche bzw. Gemischen dieser Stoffe entgegengewirkt werden. Die Ergebnisse entsprechender Untersuchungen sowie die naturwissenschaftlichen Grundlagen der Eisendisulfidverwitterung werden im Beitrag dargestellt und ein Anwendungsbeispiel beschrieben. Grundlagen zur Berechnung der einzusetzenden Kalk- oder Aschemengen (bzw. Gemische der beiden Substanzen) sind die Bestimmung der oxidierbaren Sulfidminerale in den einzelnen geologischen Schichten sowie die Bestimmung der Pufferkapazität der Asche bzw. des Kalksteins. Besonders Vorteilhaft ist der Einsatz alkalischer Substanzen dort, wo durch vorhandene hohe Pyrit- und Markasitkonzentrationen mit einer erheblichen Versauerung des Grundwassers gerechnet und dadurch eine potentielle Beeinträchtigung von Grundwassernutzern erwartet werden muss. Solche Bedingungen sind im Rheinischen Braunkohlerevier, insbesondere im Umfeld des Tagebaus Garzweiler II (RWE Rheinbraun AG) gegeben. Derzeit werden im Tagebau Garzweiler bereits 40000 t Kalkstein dem Abraum beigemischt. Auch für das Lausitzer Braunkohlenrevier könnte ein Einsatz alkalischer Substanzen in Betracht gezogen werden. |
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Address |
TU Dresden, DE; Sächsisches Oberbergamt, Dresden, DE; RWE Rheinbraun, Köln, DE; Ingenieurbüro für Wassergütefragen, Dresden, DE; Bundesanstalt für Wasserbau (BAW), Karlsruhe, DE |
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0016-3651 |
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Einsatz alkalischer Substanzen zur Verbesserung der Wasserqualität in Bergbaukippen. Use of alcine substances for the improvement of water quality in mining areas; 27888, BERG , 03.03.03; Words: 569; 200301 05520; 8 Seiten, 3 Bilder, 34 Quellen 3UXX *Belastung von Wasser, Wasserreinhaltung, Abwasser* 3MZ *Bergbau, Tunnelbau, Erdöl /Erdgasförderung, Bohrtechnik* 3BX *chemische Grundlagen* 3PH *Trennen fest/flüssig/gasförm. Stoffe, dispers. Stoffsysteme*; BERG, Copyright FIZ Technik e.V.; DE Deutsch |
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Call Number |
CBU @ c.wolke @ 17587 |
Serial |
379 |
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