一水硬鋁石管道化技術研究

1、東北大學碩士學位論文一水硬鋁石管道化技術研究姓名：李旺興申請學位級別：碩士專業(yè)：有色金屬冶金指導教師：畢詩文2001.7.1東北大學碩士論文TechnologyStudyonDiasporicTypeBauxitebyTubedigestionABSTRACTThepaperdescribesthecontentfortheproblemsexistedontheChina’Sfirstimportedtubedigestionplan

2、twiththeslurryprocessingcapacityof300m3／hatearlieroperationstage，withconsiderationofthecharacteristiCSofspecifictypebauxiteinHenanprovince，alargeamountoftestresearchhavebeencarriedoutondigestionratioofaluminascalingofSic

3、ontainedbauxite，andwearingforequipment，tube，etc，incorporatedwithindustrialproductionpracticeanapprovalstudyonnewtechnologyofdisaporicbauxitebytubedigestionhasbeencompleted，aplentyoftechnicalproblemshavebeensolvedforrawma

4、terialdosage，tubewearingandscaling，digestiontechnicalindexfailedteachtheproductionrequired，innerpipecrackingofSaltHeaterandlowoperationratioforthelargediaphragmpistonpumpetc，thishelpstomakeacompleteprocesstechnologyallfa

5、cilitateswithpurelytubedigestionfordiasporicbauxitesuccessfullyappliedinaluminaproductionatChinaGreatWallAluminumCorp，thefullunithasalreadyputintooperationwhichpioneersanewexamplefordigestingdiasporictypebauxitewimtubedi

6、gesterandindustrialpractice，fillsagapforintemationalaluminaproductiontechnologythisalsohasimprovedChina’Saluminaproductiontechnology&equipmentlevelaswell，aimedtooptimizetecheconomicindex，energysaving謝moutstandingeconomic

7、&socialefficiencyThetechnologyhasprovidedareliabletechnologybackgroundandactualproductionexperiencefortheexistedrefineriestechnologyretrofittingandnewplantoptionsofprocessselectinginwholealuminafield，withwidepromotionalv