【英文标准名称】:StandardTestMethodforLaboratoryFrothFlotationofCoalinaMechanicalCell
【原文标准名称】:机械浮选槽中煤的实验室泡沫浮选的标准试验方法
【标准号】:ASTMD5114-1990(2004)
【标准状态】:现行
【国别】:
【发布日期】:1990
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D05.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:实验室试验;试验方法;浮选;煤
【英文主题词】:collector;flotation;flotationcell;frothflotation;frother;frothpaddles;mechanicalcell;pulplevel;slurrylevel;startingpointconditions
【摘要】:Thistestmethodusesspecificstartingpointconditionsforthefrothflotationresponsetoaccomplishthefollowing:4.1.1Assessresponsesofoneormorecoalsorblendsofcoal,and4.1.2Evaluateanddeterminefrothflotationcircuitperformance.1.1Thistestmethodcoversalaboratoryprocedureforconductingasinglefrothflotationtestonfinecoal(thatis,nominaltopsizeof600m(No.30U.S.A.StandardSieveSeries)orfiner)usingadefinedsetofstartingpointconditionsfortheoperatingvariables.1.2Thistestmethoddoesnotcompletelycoverspecificproceduresfortheinvestigationofflotationkinetics.Suchatestisspecializedandhighlydependentupontheobjectiveofthedata.1.3Sinceoptimumconditionsforflotationareusuallynotfoundatthespecifiedstartingpoints,suggestionsfordevelopmentofgrade/recoverycurvesaregivenin.Suchaprocedureisverycase-specificandinvolvesrunningaseriesofflotationtestsinwhichsomeoftheoperatingvariablesarechangedinordertooptimizeconditionsforeitheryieldorgrade.1.4Laboratoryflotationresultsneednotberepresentativeoftheflotationresponseofcoalinfull-scalesituations,butaconsistentbaselinecanbeestablishedagainstwhichfull-scaleperformancecanbecompared.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesinparenthesesareprovidedforinformationonly.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother,withoutcombiningvaluesinanyway.Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.6MaterialSafetyDataSheets(MSDS)forreagentsusedaretobeobtainedfromsupplierswhoaretobeconsultedbeforeworkwithanychemicalsusedinthistestmethod.
【中国标准分类号】:D20
【国际标准分类号】:73_040
【页数】:8P.;A4
【正文语种】: