Abstract:SNowadays,StheSproblemSofSairSpollutionShasSbecomeSmoreSandSmoreSsevereSandStheSstrategicSpositionSofSenergySconservationSandSenvironmentSprotectionSindustrySimprovedScontinually.SUnderSthatSbackground,SindustrySofSairSpollutionSpreventionSandScontrolSisSbeingSusheredSintoSpeoplesSeyes.Therefore,StoSstudySnovelStechnologiesSonSairSpollutionSpreventionSandScontrolScouldSbeSanSimportantSpathStoSgainSdominantSstandingSinSrelatedSmarket.SFromStheSperspectiveSofSpatentSanalysis,SthisSpaperSconductsSaScomprehensiveSanalysisSofSrelativeSpatentSdataSfromSDewintSofSThomsonSReutersSwithStoolsSofSThomsonSDataSAnalyzer(TDA)SandSExcel.SBasedSonStheSaboveSanalysis,StheSauthorShasSgraspSinternationalSdevelopmentStrendsSofSairSpollutionSpreventingSandScontrollingStechnologies, which could provide helpful reference to researcher and enterprises inStheSverySfield.S