, 2008 采用亚熔盐法对赤泥中的 Al_2O_3和 Na_2O的回收进行研究。实验第一步通过采用亚熔盐和添加适量石灰乳液回收赤泥中的 Al_2O_3,使其中 Al_2O_3的含量降至4.19%,Al_2O_3单程回收率达88%;实验第二步采用低浓度的 NaOH 溶液对赤泥进行深度脱钠,使得最终赤泥中 Al_2O_3和 Na_2O的含量分别降到3.88%和1.39%,Al_2O_3/SiO_2和 Na_2O/SiO_2相应降到0.17和0.06;经过回收 Al_2O_3和 ...
张亦飞, 钟莉
core
[Clinical practice guidelines for pediatric open laryngotracheoplasty（2026）]. [PDF]
Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za ZhiLi X +23 more
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, 2013 本实用新型公开一种溢油回收机器人，具体地说是一种发生海上溢油事故后，在围油栏等设备配合下，能自主完成溢油回收机器人，它由机器人本体及自动收油系统两部分组成；机器人本体采用大浮力耐压舱式结构，负责提供稳定可靠的移动平台；自动收油系统将机器人航行中吸入的油水混合液经撇油器及油水分离器分离后，通过储油囊自动更换及分离装置，进入储油囊；储油囊装满后可自行脱离，机器人更换新油囊继续完成溢油回收作业；本实用新型通过油水分离极大的提高了回收溢油的浓度，增加了机器人的溢油收集量，提高了回收效率，且经济性良好 ...
王雷, 姚红坚, 袁学庆, 张敏革
core
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