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1、废脱砷剂的综合利用变废物为资源Recycleofspentarsenicremovalcatalyst---Convertwastestousefulresources申请人:王峰Applicant:WangFengu团队成员介绍IntroductionofteammemberØHSSE:鲍志良,王峰BaoZhiliang,WangFengØ生产部ProductionDept.:沈健ShenJianØ商务部CommercialDept:王建波,潘佩瑛WangJianbo,PanPeiyingn脱砷剂介绍Introductionofarsenicremovalcatalyst
2、Ø脱砷剂是乙烯裂解气压缩过程中使用的,其用途是去除乙烯裂解气中的砷,大约经过4-5年该脱砷剂便失去活性,使用过的废脱砷剂中含有有害金属铅和砷,这些重金属,对环境影响较大,尤其对于水生物有较大的毒性,因此,如何处理废弃的脱砷剂关乎赛科对环境的责任以及对社会的责任。•Thearsenicremovalcatalystisusedincompressionoftheethylenechargegaswithpurposetoremovethearsenicintheethylenechargegas.Ithasapprox.4~5yearsservicelife,afterwhi
3、chthearsenicremovalcatalystwillhavetobereplacedduetoitsinactivation.Thereplacedspentarsenicremovalcatalyst,however,containsharmfulleadandarsenic.Suchheavymetalshavesignificantnegativeimpactontheenvironment.Inparticular,ithasgreattoxicitytotheaquaticorganism.Hence,disposalofthespentarsenicr
4、emovalcatalystisrelatedwithSeccoenvironmentalresponsibilityandcommunityresponsibility.n解决方案SolutionØ经过在全国各地的废弃物处置工艺的调查筛选后,最终选择了湖南宏大锑铅有限公司的综合利用回收方案。该方案通过火法熔融、合金分离、熔融电解、回收重金属的工艺过程来提炼铅,布袋除尘回收砷,以达到回收的目的,冶炼后的残渣安全填埋•AfterinvestigationandscreeningthetechnologyofwastedisposalthroughoutChina,wesele
5、ctedtheplanofcomprehensiveutilizationandrecyclingasofferedbyHunanHongdaAntimonyLeadCo.,Ltd.,inwhichtheleadisrecoveredbyrefiningthroughsuchtechnologicalprocessasmeltingwithpyrogenicprocess,alloyseparation,moltenslagelectrolysisrefiningandrecoveryofheavymetals.Slagsgeneratedbysmeltingwillbed
6、umpedinasafeway.n效益BenefitsØ环境效益:Environmentbenefits:1.保护环境,防止重金属污染Itisenvironmentalfriendlyandcanpreventheavymetalpollution.2.重金属资源回收利用Recyclingofheavymetalresource.Ø经济效益:Economicbenefits:由于重新提炼的铅可以充作处理费用的一部分,因此降低了处理成本,每吨可减少400元的处理费用,合计32,000元。Astherefinedleadcanadduptopartofthedisposalfe
7、e,itreducesthedisposalcostbyreducingthedisposalfeeby400Yuan/T,totaling32,000Yuan.Ø社会效益:Socialbenfits:1.赛科的综合利用项目得到了上海市环保局和湖南省环保局的好评和支持。SeccocomprehensiveutilizationprojectisrecognizedandsupportedbyShanghaiMunicipalBureauofEnvironmentProtectionandHunanProvincia