畢業(yè)論文calcination method for purification of industrial salt and the development of snow melting agent

1、河南理工大學(xué)畢業(yè)論文ICALCINATIONMETHODFPURIFICATIONOFINDUSTRIALSALTTHEDEVELOPMENTOFSNOWMELTINGAGENTABSTRACTInindustrialproductionsomeoftheproductionprocesshaveindustrialsalt.Wecanusethispartoftheresources.Thisexperimentisaboutthep

2、urificationofindustrialsaltthenmakingindustrialsaltintosnowmeltingagent.Thepurificationmethodisthecalcinationmethod.Snowmeltingagentisdividedintothreecategiesaschlidetypenonchlidecomposite.Thefirstgenerationproductismain

3、lysodiumchlide.Itisinexpensiverichsourcewidespread.Secondgenerationproductismainlycalciumchlidemagnesiumchlide.Thepriceofcalciumchlideisrelativelylowtheadverseimpactofenvironmentisrelativelysmall.Thethirdgenerationproduc

4、tismainlynonchlide.Acetatecarboxylicacidsalt.Thefourthgenerationproductismainlyganicinganiccompound.Fexampleamixtureofganicinganicsaltsofcitrateethyleneglycolproteinproducts.Thefifthgenerationproductismainlyganic.Fexampl

5、eamixtureofalcoholwatersometimeswithacertainamountofacetone.Theganicactivesubstancescaneffectivelyinhibittheinganicsaltsonthecrosionofmetallicmaterialsroad.Weproducedthecrosionsodiumchlidesnowmeltingagent.KEYWDS:industri

6、alsalt，calcination，purification，sodiumchlide，snowmeltingagent河南理工大學(xué)畢業(yè)論文2目錄摘要......................................................................1ABSTRACTABSTRACT.........................................................

7、.........I第一章文獻綜述..........................................................31.1融雪劑的用途及應(yīng)用前景.............................................31.2融雪劑的生產(chǎn)概括...................................................51.3本設(shè)計的意義............

8、...........................................6第二章工業(yè)鹽的提純.....................................................82.1概述...............................................................82.2提純方法.....................................

9、......................92.3提純設(shè)備...........................................................92.4提純結(jié)果的分析和討論...............................................92.4.1含量分析.....................................................92.4.2煅

10、燒溫度和時間對失重率的影響..................................92.4.3水浴溫度和時間對色度的影響..................................142.4.4工業(yè)處理方案和主要設(shè)備.......................................15第三章融雪劑的制作....................................................

11、173.1試驗原理..........................................................173.2試驗內(nèi)容和方法....................................................173.3試驗設(shè)備..........................................................18結(jié)論..................