{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"采用高温电炉对<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>进行煅烧,研究了<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>烧结末期(1600～ 1800℃)方镁石晶粒长大和致密化行为.结果表明:在烧结末期,随着温度升高,晶界快速移动,气孔“汇聚-排除”的速率和晶界向曲率中心的移动的速率增加,致使颗粒致密化迅速,方镁石晶粒长大明显.温度在1600～1700℃期间,晶界扩散是控制烧结致密化的主导机制,晶粒生长活化能为1.382×103 kJ·mol-1,晶粒以结晶长大方式为主;温度在1700 ～ 1800℃期间,体积扩散是控制烧结致密化的主导机制,晶粒生长活化能为1.164×103 kJ·mol-1,晶粒以聚晶长大方式为主.随温度的升高,晶粒长大活化能逐渐减小,晶粒长大速率增加.","authors":[{"authorName":"栾旭","id":"722c7580-35c1-4067-9489-37cb732df450","originalAuthorName":"栾旭"},{"authorName":"周宝余","id":"2078a2fb-a079-4d0f-ba4f-a32d1bea1f52","originalAuthorName":"周宝余"},{"authorName":"李志坚","id":"b013db36-6ec7-4fa6-ad21-7584c3dce476","originalAuthorName":"李志坚"},{"authorName":"吴锋","id":"00e97870-e084-4a5d-b775-8436030a2f12","originalAuthorName":"吴锋"},{"authorName":"曲殿利","id":"0b7149e8-5e69-40f9-a082-2f74345fe56c","originalAuthorName":"曲殿利"},{"authorName":"李林山","id":"cc5754de-a2dd-4984-ab29-94201a2c84a7","originalAuthorName":"李林山"}],"doi":"","fpage":"1707","id":"b1b5dd7e-626f-4664-9f60-15b3cfb1cb8c","issue":"6","journal":{"abbrevTitle":"RGJTXB","coverImgSrc":"journal/img/cover/RGJTXB.jpg","id":"57","issnPpub":"1000-985X","publisherId":"RGJTXB","title":"人工晶体学报"},"keywords":[{"id":"5161608e-6fc8-45f4-86fb-5e6e139a01c9","keyword":"<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>","originalKeyword":"块状菱镁矿"},{"id":"8bdf1046-26f4-4eae-b9b5-28385cf6713d","keyword":"烧结末期","originalKeyword":"烧结末期"},{"id":"f593cd07-8128-43a8-af07-2d559b459c50","keyword":"晶粒长大","originalKeyword":"晶粒长大"},{"id":"a9d64389-f24d-4363-b03c-ffb44958c17d","keyword":"致密化","originalKeyword":"致密化"}],"language":"zh","publisherId":"rgjtxb98201506049","title":"<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>高温烧结动力学","volume":"44","year":"2015"},{"abstractinfo":"采用高温电炉对<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>进行煅烧,研究了<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>烧结初期(1000 ～ 1300℃)方镁石颗粒致密化行为.结果表明:在烧结初期,方镁石颗粒致密化过程主要分为4个阶段:阶段一、颗粒表面正负离子极化,引力增加,颗粒间距减小;阶段二、颗粒间点接触,形成团聚;阶段三、颗粒间面接触,导致间隙减小;阶段四、形成烧结颈,团聚致密化程度增加.母盐假相颗粒对烧结致密化行为有重要影响,当温度在1150～1200℃区间时,假相颗粒的体积收缩,导致其比表面积和颗粒配位数降低,烧结致密化受到阻碍,出现缓滞现象,这与粉状<span style=\"color:red\">菱镁矿</span>烧结有显著区别.在匀速升温烧结过程中,不同的温度区间,烧结激活能不同,温度为1000～1110℃时,Q=412.368 kJ/mol;温度为1110 ～1230℃时,Q=473.990 kJ/mol;温度为1230～1300℃时,Q=385.266 kJ/mol.<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>烧结初期,随着温度的升高,方镁石颗粒烧结致密化速率先增加后减小.","authors":[{"authorName":"周宝余","id":"135568fe-afa8-4822-96ec-cbc949956e64","originalAuthorName":"周宝余"},{"authorName":"李志坚","id":"51ebef60-208e-43bb-a838-82add3d28e76","originalAuthorName":"李志坚"},{"authorName":"吴锋","id":"00954ba4-852a-4021-aa92-47726e85af7c","originalAuthorName":"吴锋"},{"authorName":"曲殿利","id":"e6abd9bd-e232-4d8a-b7ab-57d51038ffc0","originalAuthorName":"曲殿利"},{"authorName":"徐娜","id":"cf2f25f3-f647-4e57-bb96-a8a5e2fc7d8a","originalAuthorName":"徐娜"},{"authorName":"李林山","id":"4da4d8cd-b906-469c-adb2-80da3ec8b687","originalAuthorName":"李林山"}],"doi":"","fpage":"1","id":"3cfbdecf-b0ef-4dc2-8067-4e90eb582b6e","issue":"5","journal":{"abbrevTitle":"CLRCLXB","coverImgSrc":"journal/img/cover/CLRCLXB.jpg","id":"15","issnPpub":"1009-6264","publisherId":"CLRCLXB","title":"材料热处理学报"},"keywords":[{"id":"5718f2f4-e423-4646-8d34-ffd9db77daf4","keyword":"<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>","originalKeyword":"块状菱镁矿"},{"id":"7a999397-c22e-4801-aa13-d0305a896ecc","keyword":"烧结初期","originalKeyword":"烧结初期"},{"id":"cafcf5e5-7a85-4b56-ae84-97933c133c2e","keyword":"方镁石颗粒","originalKeyword":"方镁石颗粒"},{"id":"b28021a9-5c0f-463c-b319-2f09ec3456d9","keyword":"致密化","originalKeyword":"致密化"}],"language":"zh","publisherId":"jsrclxb201505001","title":"<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>烧结初期方镁石颗粒致密化行为","volume":"36","year":"2015"},{"abstractinfo":"采用TG法对块度为20 mm、30 mm 、40 mm和50 mm的立方体状<span style=\"color:red\">菱镁矿</span>的热分解进行了研究.结果表明:在相同转化率条件下,<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>的分解活化能随块度增加而增大,块度(L =20 ～50 mm)与活化能的关系为:E=4.795×L+34.070(kJ·mol-).<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>在不同的分解阶段,受不同的机理函数控制:分解前期,Anti-Jander方程控制的n=2的3D模型为最概然机理函数,动力学方程为:dα/dT=6.111×1010 ×β-1 exp[(4.098-0.577 × L)×T-1](1+α)2/3[(1+α)1/3-1]-1;分解中期,Avrami-Erofeev方程控制的n=3(Code:AE3)的随机成核和随后长大模型为最概然机理函数,动力学方程为:dα/dT=1.422×109×β-exp[(4.098-0.577×L)×T-1](1-α)[-ln(1-α)]-2;分解后期,Avrami-Erofeev方程控制的n=3/2的随机成核和随后长大模型为最概然机理函数,动力学方程为:dα/dT =2.477×109 ×β-1exp[(4.098-0.577L)×T-1](1-α)[-ln(1-α)]-2.本项研究为制定<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>生产MgO工艺提供了理论依据.","authors":[{"authorName":"周宝余","id":"806bee9c-6420-4e12-b5a3-ad6168255d5b","originalAuthorName":"周宝余"},{"authorName":"李志坚","id":"d88876bf-5d8b-4017-8cec-e6d57c0bf8dc","originalAuthorName":"李志坚"},{"authorName":"吴锋","id":"ec55a002-fbdf-4907-9eb7-eecab0c87aba","originalAuthorName":"吴锋"},{"authorName":"曲殿利","id":"ce7d4be6-adaf-4a3b-9ded-221f60877971","originalAuthorName":"曲殿利"},{"authorName":"徐娜","id":"930975ba-7dfc-4007-a5a6-51c7c8b3d053","originalAuthorName":"徐娜"},{"authorName":"李林山","id":"2f724f15-eeaf-4c08-bd29-4a93846cffa3","originalAuthorName":"李林山"}],"doi":"","fpage":"1823","id":"c1e62976-6373-41be-9a12-f17c7689f3d9","issue":"7","journal":{"abbrevTitle":"RGJTXB","coverImgSrc":"journal/img/cover/RGJTXB.jpg","id":"57","issnPpub":"1000-985X","publisherId":"RGJTXB","title":"人工晶体学报"},"keywords":[{"id":"8877fd61-4bfb-4244-b2b6-aca45d01954e","keyword":"<span style=\"color:red\">菱镁矿</span>","originalKeyword":"菱镁矿"},{"id":"fa559cf5-65d7-4201-a837-2f0a20ad25c4","keyword":"热分解","originalKeyword":"热分解"},{"id":"7eaf0f14-0493-4525-b98d-f23e16627a30","keyword":"机理函数","originalKeyword":"机理函数"},{"id":"dd9826bb-d1f9-4269-9265-2f693ce94c85","keyword":"动力学方程","originalKeyword":"动力学方程"}],"language":"zh","publisherId":"rgjtxb98201407040","title":"<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>热分解机理及动力学方程的建立","volume":"43","year":"2014"},{"abstractinfo":"为了使杂质含量较高的低品位<span style=\"color:red\">菱镁矿</span>得到合理利用,采用热选法对低品位<span style=\"color:red\">菱镁矿</span>进行提纯,以降低杂质氧化物CaO、SiO2 、Fe2O3 、Al2O3的含量.以30 ～ 80 mm的<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>为原料,在煅烧温度分别为700、800、900和1 000℃,保温时间分别为1、2、3和4h的条件下煅烧后,进行轻微破碎,然后用10目(2 mm)-60目(0.28 mm)-100目(0.154 mm)的组合标准筛进行筛分,以研究煅烧制度和筛分粒度对<span style=\"color:red\">菱镁矿</span>纯度的影响.结果表明:<span style=\"color:red\">块状</span><span style=\"color:red\">菱镁矿</span>在800℃保温3h条件下煅烧能够完全分解,然后通过破碎、筛分,当筛分粒度为2～0.154 mm时,可以有效提高轻烧镁粉的纯度,降低杂质CaO、SiO2和Al2 O3的含量,但对杂质Fe2O3含量的降低效果不明显.","authors":[{"authorName":"谢鹏永","id":"38c6a999-8067-4119-978f-3b93b378cbc1","originalAuthorName":"谢鹏永"},{"authorName":"罗旭东","id":"062cf443-7cbc-490a-8403-bd6a78b18bb2","originalAuthorName":"罗旭东"},{"authorName":"郝长安","id":"ee435767-dff0-4c77-97e9-d0198d650a3d","originalAuthorName":"郝长安"}],"doi":"10.3969/j.issn.1001-1935.2017.01.015","fpage":"53","id":"d7765ca7-eabd-4a21-8a1a-af831a51e809","issue":"1","journal":{"abbrevTitle":"NHCL","coverImgSrc":"journal/img/cover/NHCL.jpg","id":"55","issnPpub":"1001-1935","publisherId":"NHCL","title":"耐火材料   "},"keywords":[{"id":"4fb0c5e2-1508-4f09-a0bd-8a539c0b145e","keyword":"低品位<span style=\"color:red\">菱镁矿</span>","originalKeyword":"低品位菱镁矿"},{"id":"810979b3-d37f-4f51-a660-ee78eb13ae67","keyword":"热选","originalKeyword":"热选"},{"id":"a2245b12-940a-4095-bbf4-0b03956c05e6","keyword":"煅烧条件","originalKeyword":"煅烧条件"},{"id":"6190b13b-7f91-43d2-923e-9cf21c1200f9","keyword":"筛分粒度","originalKeyword":"筛分粒度"}],"language":"zh","publisherId":"nhcl201701015","title":"低品位<span style=\"color:red\">菱镁矿</span>的热选提纯工艺研究","volume":"51","year":"2017"},{"abstractinfo":"通过光薄片鉴定、XRD和化学分析等方法,对某低品位<span style=\"color:red\">菱镁矿</span>进行了矿石性质分析研究,确定了该矿石属于高硅高钙型低品位<span style=\"color:red\">菱镁矿</span>.对该低品位<span style=\"color:red\">菱镁矿</span>进行选择性磨矿、预先分级、优先浮选、混合浮选等工艺研究和优化试验.可获得MgO含量为46.28％,回收率为67.97％的<span style=\"color:red\">菱镁矿</span>精矿;品位为91.99％,回收率为94.58％的滑石-绿泥石产品.","authors":[{"authorName":"李彩霞","id":"5b04dfe6-e69c-47d8-9f24-b64a36b0cecd","originalAuthorName":"李彩霞"},{"authorName":"庞鹤","id":"0a25de84-447c-4364-b117-53c823f1adfd","originalAuthorName":"庞鹤"},{"authorName":"满东","id":"3144992d-e878-4505-b46f-922ff595e1a0","originalAuthorName":"满东"},{"authorName":"宋金虎","id":"124d7587-634f-4a02-8d6a-5cc4e4e75849","originalAuthorName":"宋金虎"},{"authorName":"任瑞晨","id":"b3361078-25a5-4412-b184-3fe385f7fd45","originalAuthorName":"任瑞晨"}],"doi":"","fpage":"1189","id":"99fd6952-9e21-4f66-bfd8-921dd089cc12","issue":"5","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"49cd7735-964f-4243-a44c-fda43124b8d8","keyword":"<span style=\"color:red\">菱镁矿</span>","originalKeyword":"菱镁矿"},{"id":"ec97e9d9-1d76-4812-acf8-780e3fcf3ee4","keyword":"选矿工艺","originalKeyword":"选矿工艺"},{"id":"ca3ce370-f5d2-4306-b736-d59b576ef573","keyword":"浮选","originalKeyword":"浮选"}],"language":"zh","publisherId":"gsytb201405039","title":"低品位<span style=\"color:red\">菱镁矿</span>选矿工艺研究","volume":"33","year":"2014"},{"abstractinfo":"针对目前我国低品位<span style=\"color:red\">菱镁矿</span>利用率低下的现状,提出了对低品位<span style=\"color:red\">菱镁矿</span>进行开发利用的设想,以辽宁海城低品位<span style=\"color:red\">菱镁矿</span>为研究对象,对其进行了水化试验研究.通过检测水化过程中低品位<span style=\"color:red\">菱镁矿</span>中Mg2的水化率及其反应过程中镁元素物相变化这两个指标,分别对低品位<span style=\"color:red\">菱镁矿</span>水化过程的影响因素进行了试验研究.研究结果表明,在低品位<span style=\"color:red\">菱镁矿</span>粒度-0.074 mm、反应物料固液比1∶49、反应温度80℃、反应时间50 min的条件下,低品位<span style=\"color:red\">菱镁矿</span>的水化率高达92.0％,该研究结果为后续低品位<span style=\"color:red\">菱镁矿</span>的提纯提供试验依据.","authors":[{"authorName":"闫平科","id":"c768a135-db7e-47ed-82c7-05847081f79c","originalAuthorName":"闫平科"},{"authorName":"赵永帅","id":"760f3968-2afd-4cab-8d10-422fbeeea176","originalAuthorName":"赵永帅"},{"authorName":"高玉娟","id":"8d9d327c-43d1-4bff-9367-72b58d06da36","originalAuthorName":"高玉娟"},{"authorName":"王来贵","id":"6576026a-9ec0-4225-b0fe-326423db7299","originalAuthorName":"王来贵"},{"authorName":"张旭","id":"9ef7a310-8d29-4ff1-a367-c45d1c40327a","originalAuthorName":"张旭"}],"doi":"","fpage":"1096","id":"1d6f9365-47e8-4079-a126-9a7ba1d99814","issue":"4","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"51aa8f95-54aa-4f9e-ac2b-e49c2caa07d3","keyword":"低品位<span style=\"color:red\">菱镁矿</span>","originalKeyword":"低品位菱镁矿"},{"id":"355145fd-3cfb-4057-b684-28473fae809c","keyword":"水化率","originalKeyword":"水化率"},{"id":"5be72067-6de3-4eb9-8423-1afaba0312c2","keyword":"影响因素","originalKeyword":"影响因素"}],"language":"zh","publisherId":"gsytb201604019","title":"低品位<span style=\"color:red\">菱镁矿</span>水化试验研究","volume":"35","year":"2016"},{"abstractinfo":"为了探讨<span style=\"color:red\">菱镁矿</span>应用于火电厂湿法烟气脱硫的可能性,将不同等级<span style=\"color:red\">菱镁矿</span>加工成200目细粉,加蒸馏水配成质量分数为15％的脱硫剂浆液,在实验室内采用x(SO2)∶x(N2)=1∶570、SO2浓度为5004 mg·m-3的标准气体作为模拟气体进行烟气脱硫实验.研究了不同等级<span style=\"color:red\">菱镁矿</span>的脱硫性能、浆液pH值对脱硫率的影响.结果表明:随着反应时间的延长,<span style=\"color:red\">菱镁矿</span>浆液脱硫率逐渐降低;在相同脱硫时间内,不同浆液的脱硫率按<span style=\"color:red\">菱镁矿</span>等级排序是:一级<span style=\"color:red\">菱镁矿</span>＞特级<span style=\"color:red\">菱镁矿</span>＞二级<span style=\"color:red\">菱镁矿</span>＞三级<span style=\"color:red\">菱镁矿</span>＞风化石;各种浆液10 min内脱硫率为:特级<span style=\"color:red\">菱镁矿</span>浆液89％,一级<span style=\"color:red\">菱镁矿</span>浆液91％,二级<span style=\"color:red\">菱镁矿</span>浆液77％,三级<span style=\"color:red\">菱镁矿</span>浆液87％,风化石浆液50％;随着反应时间的延长,脱硫剂浆液pH值逐渐降低;pH值介于4.6～6之间时,浆液脱硫效果良好,脱硫率比较稳定,适用于火电厂湿法烟气脱硫工艺.","authors":[{"authorName":"田琳","id":"3de31704-9c9b-4c27-83c6-9e7923751b82","originalAuthorName":"田琳"},{"authorName":"连娜","id":"e84d89d4-2e3a-4650-bdb3-262f6fecc5d9","originalAuthorName":"连娜"},{"authorName":"陈淑江","id":"d6aab54e-8fd0-4752-b307-116610b4e49b","originalAuthorName":"陈淑江"},{"authorName":"李国华","id":"26906728-6319-4ad5-8a57-9153beb33aeb","originalAuthorName":"李国华"}],"doi":"","fpage":"351","id":"6e885502-3f9b-4cf2-bac3-1a06b4fe6c22","issue":"2","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"e33444e2-7dfd-4795-aa9d-b926cd3296ab","keyword":"<span style=\"color:red\">菱镁矿</span>","originalKeyword":"菱镁矿"},{"id":"d13e5334-5e79-4c47-8606-7274619b7acb","keyword":"脱硫剂","originalKeyword":"脱硫剂"},{"id":"dc17e895-836b-44b5-9729-dcdb2295b48d","keyword":"湿法烟气脱硫","originalKeyword":"湿法烟气脱硫"}],"language":"zh","publisherId":"gsytb201402022","title":"<span style=\"color:red\">菱镁矿</span>对火电厂烟气脱硫效率的影响","volume":"33","year":"2014"},{"abstractinfo":"<span style=\"color:red\">菱镁矿</span>和铝矾土是生产耐火材料的主要原料,由于多年的无序开采,优质矿石越来越少.选用合理的选矿流程,先进的选矿技术,提纯低品级耐火原料,综合利用现有资源,是今后的研究课题和发展方向.对<span style=\"color:red\">菱镁矿</span>浮选厂的工艺技术改造进行了试验研究,将\"二反一正\"脱硅浮选流程改为\"全反\"浮选流程,将反浮选扫选尾矿和尾矿分选后所得中矿返回再选,使浮选技术更先进,工艺更合理,精矿产率提高15%,精矿品位提高0.38%,选矿废水全部回收利用,实现废水零排放.<span style=\"color:red\">菱镁矿</span>风选和铝矾土选矿提纯应由试验研究转向生产应用,形成生产力.镁精矿粉的后序加工选用先进的生产工艺和节能煅烧窑炉,降低能耗44%.","authors":[{"authorName":"王玉斌","id":"15ef8bf9-bacd-41e5-8dea-518e625bbbef","originalAuthorName":"王玉斌"}],"doi":"10.3969/j.issn.1001-1935.2009.01.019","fpage":"69","id":"6043d4ae-6f2e-4bd9-8850-7395c8aa3787","issue":"1","journal":{"abbrevTitle":"NHCL","coverImgSrc":"journal/img/cover/NHCL.jpg","id":"55","issnPpub":"1001-1935","publisherId":"NHCL","title":"耐火材料   "},"keywords":[{"id":"3347789f-fe0f-48df-b42b-337b37ee87f7","keyword":"<span style=\"color:red\">菱镁矿</span>","originalKeyword":"菱镁矿"},{"id":"ba49008f-3198-4c3b-bed6-6bf4e4e6ba11","keyword":"铝矾土","originalKeyword":"铝矾土"},{"id":"2d7e1552-af55-416c-890f-ce800b09dd0d","keyword":"选矿工艺","originalKeyword":"选矿工艺"},{"id":"af6fb033-366d-4a70-a1e0-d5db658fab1a","keyword":"反浮扫选","originalKeyword":"反浮扫选"},{"id":"84c41c7e-f2b2-4430-b0da-33d138a218aa","keyword":"后序加工","originalKeyword":"后序加工"}],"language":"zh","publisherId":"nhcl200901019","title":"浅谈<span style=\"color:red\">菱镁矿</span>和铝矾土的提纯","volume":"43","year":"2009"},{"abstractinfo":"通过光薄片鉴定、XRD和化学分析等方法,对某低品位<span style=\"color:red\">菱镁矿</span>进行了矿石性质分析研究,确定了该矿石属于含有滑石和绿泥石的高硅高钙型低品位<span style=\"color:red\">菱镁矿</span>.针对该<span style=\"color:red\">菱镁矿</span>的性质,采用旋流器预先富集提纯.通过试验确定了旋流器底流口直径、矿浆浓度和给矿压力.在该工艺参数条件下进行试验,对得到的旋流器底流和溢流产品进行分析,底流产率为68.72％,MgO回收率为78.05％,MgO含量为41.33％,较原矿MgO含量提高了4.94％;溢流中滑石和绿泥石得到富集.为后续制备高品质<span style=\"color:red\">菱镁矿</span>和滑石、绿泥石提供实验依据.","authors":[{"authorName":"李彩霞","id":"ac9d4501-9575-48d5-8a70-89eb597f45a2","originalAuthorName":"李彩霞"},{"authorName":"宋金虎","id":"f888bb4e-d2f4-41e2-b035-77a00a0209fc","originalAuthorName":"宋金虎"},{"authorName":"张乾伟","id":"c9bd8a82-033c-41b8-8e8e-f18dbd8f9dea","originalAuthorName":"张乾伟"},{"authorName":"张庆铭","id":"adca30cd-d8b3-4226-b696-c2e806ef56bc","originalAuthorName":"张庆铭"},{"authorName":"任瑞晨","id":"3295cdef-57dd-40d7-abe8-10fc7567872c","originalAuthorName":"任瑞晨"}],"doi":"","fpage":"1155","id":"46f59263-98fe-44a4-aabc-100431366e31","issue":"5","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"ebaf53f2-12dd-4573-9f40-95f558a3c817","keyword":"<span style=\"color:red\">菱镁矿</span>","originalKeyword":"菱镁矿"},{"id":"e3c9ff4c-bdea-468a-97ad-bffb39c48f19","keyword":"滑石","originalKeyword":"滑石"},{"id":"295bcebc-0fc2-4c50-b333-3d9506f66b53","keyword":"水力旋流器","originalKeyword":"水力旋流器"},{"id":"8460ecbf-2b46-405e-9e1a-c33b946ac2cc","keyword":"预先富集","originalKeyword":"预先富集"}],"language":"zh","publisherId":"gsytb201405032","title":"水力旋流器提纯含滑石低品位<span style=\"color:red\">菱镁矿</span>实验研究","volume":"33","year":"2014"},{"abstractinfo":"本文探索了低品位<span style=\"color:red\">菱镁矿</span>综合利用的新途径.以低品位<span style=\"color:red\">菱镁矿</span>为原料,在950℃煅烧,研究煅烧时间对低品位<span style=\"color:red\">菱镁矿</span>失重率的影响,通过正交实验研究时间、温度、CaCl2剂量、CO2流量对Mg2+、Ca2+溶出率的影响,确定镁溶出的最佳工艺条件,并使用氨法生产Mg(OH)2,沉淀洗涤烘干后生产出氧化镁.结果表明,<span style=\"color:red\">菱镁矿</span>950℃时最佳煅烧时间为2h,正交实验确定了镁溶出最佳工艺参数为:溶出温度50℃,溶出时间4h,CaCl2剂量1倍,CO2流量480 mL/h,在此条件下镁钙溶出率之比为11.2.使用氨法生产Mg(OH)2沉淀,最终在800℃下煅烧2.5h,制得氧化镁的纯度为90.6％,镁回收率为80.6％.","authors":[{"authorName":"栾澈","id":"670467a4-dcab-40ee-9c07-402bd34e8d56","originalAuthorName":"栾澈"},{"authorName":"朱世玲","id":"e3aea9be-9822-467a-9e0d-87d8fcee3e28","originalAuthorName":"朱世玲"},{"authorName":"杨合","id":"019aabb0-a3a4-4467-941b-6ff6900c0422","originalAuthorName":"杨合"},{"authorName":"薛向欣","id":"77831fe0-0538-42ec-b2ef-9dc6ba8c26a4","originalAuthorName":"薛向欣"}],"doi":"","fpage":"89","id":"259d0d68-1792-436d-864e-7c3275eeca43","issue":"2","journal":{"abbrevTitle":"CLYYJXB","coverImgSrc":"journal/img/cover/CLYYJXB.jpg","id":"17","issnPpub":"1671-6620","publisherId":"CLYYJXB","title":"材料与冶金学报"},"keywords":[{"id":"ba77d153-41e6-44ec-b169-2e47c1488fe1","keyword":"低品位<span style=\"color:red\">菱镁矿</span>","originalKeyword":"低品位菱镁矿"},{"id":"5b47331b-5fd7-4a98-95d2-316246c566f3","keyword":"煅烧","originalKeyword":"煅烧"},{"id":"5d2f19f4-8a30-4d3e-9497-1db4e10a1590","keyword":"氧化镁","originalKeyword":"氧化镁"}],"language":"zh","publisherId":"clyyjxb201302002","title":"由低品位<span style=\"color:red\">菱镁矿</span>提取氧化镁","volume":"12","year":"2013"}],"totalpage":140,"totalrecord":1393}