欢迎来到天天文库
浏览记录
ID:39832095
大小:4.24 MB
页数:9页
时间:2019-07-12
《Assessment of waste oyster shells and coal mine drainage sludge》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、EnvironSciPollutRes(2016)23:2362–2370DOI10.1007/s11356-015-5456-9RESEARCHARTICLEAssessmentofwasteoystershellsandcoalminedrainagesludgeforthestabilizationofAs-,Pb-,andCu-contaminatedsoil112DeokHyunMoon&KyungHoonCheong&AgamemnonKoutsospyros&3456Yoon-YoungChang&
2、SeunghunHyun&YongSikOk&Jeong-HunParkReceived:5July2015/Accepted:17September2015/Publishedonline:28September2015#Springer-VerlagBerlinHeidelberg2015AbstractAnoveltreatmentmixwasdesignedforthesimul-(XANES)resultsshowedthatAswaspresentintheformoftaneousimmobiliz
3、ationofAs,Cu,andPbincontaminatedAs(V)inthecontrolsampleandthatnochangesinAsspeci-soilsusingnatural(wasteoystershells(WOS))andindustrialationwereobservedfollowingtheCOS-CMDStreatments.(coalminedrainagesludge(CMDS))wastematerials.TheThescanningelectronmicroscop
4、y(SEM)-energydispersivetreatmentswereconductedusingthestandardU.S.sievesizeX-rayspectroscopy(EDX)sampletreatedwith10wt%COSno.20(0.85mm)calcinedoystershells(COS)andCMDSand10wt%CMDSindicatedthatAsimmobilizationmaybematerialswithacuringtimeof1and28days.TheAsimmo
5、-associatedwiththeformationofCa–AsandFe–Asprecipi-bilizationtreatmentswereevaluatedusingthe1-NHClextrac-tateswhilePbandCuimmobilizationwasmostprobablytionfluid,whereasthePbandCuimmobilizationtreatmentslinkedtocalciumsilicatehydrates(CSHs)andcalciumalumi-weree
6、valuatedusingthe0.1-NHClextractionfluidbasedonnumhydrates(CAHs).theKoreanleachingstandards.ThetreatmentresultsshowedthattheimmobilizationofAs,Cu,andPbwasbestachievedKeywordsImmobilization.As.Heavymetals.Calcinedusingacombinationmixof10wt%COSand10wt%CMDS.oyste
7、rshell.Coalminedrainagesludge.XANESThistreatmentmixwashighlyeffectiveleadingtosuperiorleachabilityreductionsforallthreetargetcontaminants(>93%forAsand>99%forCuandPb)foracuringperiodIntroductionof28days.TheX-rayabsorptionnear-edgestructurePbandCusoilcontaminat
8、ionincivilandmilitaryfiringrangesResponsibleeditor:ZhihongXuisaseriousproblemthatoftenrequiresimmediateremedialaction.Typicalmilitary-gradebullets,madeofPballoyslugs*Jeong-HunParkenclosed
此文档下载收益归作者所有