简介:YSB-250/120型液力调速注浆泵是适用于井深500m以内的地面预注浆专用设备,注浆压力变化范围0-12MPa,排浆量调节范围50-250L/min。该泵自1982年批量生产以来,已有100多台分布在全国各煤矿及其它部门。使用中曾出现过一些问题,影响设备正常运转,现就这些问题产生的原因进行分析探讨,并提出解决措施。
简介:XunwuRareEarthCorporationhasintroducedP507reductionextractionprocessfromAnhuiRe-searchInstituteofMetallurgytoprepareeuropiumoxideoffluorescentgradeinonestep.Theprocesshasbeenemployedinaproductionlineinthecorpo-ration.Andafterthreemonthsindustrialexperi-ment,allthetechnicalindexesreachedthedesigned
简介:BaotouPulite's3,000-tonrareearthmetalsandalloysprojectstartedconstructionrecently.Theproject,withatotalinvestmentof100millionyuan,islocatedinBaotouJiuyuanIndustrialPark,coveringanareaof40mu.ItisexpectedtobeputintoproductioninSeptember2019.