一种​高​砷​物料​的​升华​脱​砷​方法

源语言标题
(WO2017113267) 一种​高​砷​物料​的​升华​脱​砷​方法
公开号/公开日
WO2017113267 A1 2017-07-06 [WO2017113267] / 2017-07-06
申请号/申请日
2015WO-CN100060 / 2015-12-31
发明人
LIANG JINFENG;SHI RENZHANG;SHI HONGJIAO;SHI JUNYANG;WANG XIAOMIN;WANG QIN;LIANG WEI;LIANG BIN;
申请人
LEIYANG YANXIN NON FERROUS METALS;
主分类号
IPC分类号
C22B-007/02
摘要
(WO2017113267) <b>一种​高​砷​物料​的​升华​脱​砷​方法,其​包括​步骤​为:先​将​高​砷​烟尘​造粒,并​选取​粒径​3-6​mm​的​高​砷​烟尘​粒​料;然后​控​温​150℃以下,将​制得​的​高​砷​烟尘​粒​料​水分​蒸发;接着​将​高​砷​烟尘​粒​料​加热​至​200-280℃,进行​升华​脱​砷;最后​分​温度​段​和​时间段​逐步​升高​温度​直至​500℃,完成​升华​脱​砷​过程。采用​该​方法​进行​高​砷​烟尘​的​脱​砷​处理,脱​砷​生产率​高,而且​不会​产生​熔化​粘糊​现象,使​整个​过程​的​顺利进行。</b>
地址
代理人
代理机构
;
优先权号
2015WO-CN100060 2015-12-31
主权利要求
(WO2017113267) 1. The rising watt arsenic method of one high arsenic material, its characteristic lies in including the step is:A and high arsenic mist and dust pelleting, and selects the particle size 3-6mm high arsenic mist and dust aggregate; B and tem
法律状态
(WO2017113267) LEGAL DETAILS FOR WO2017113267  Actual or expected expiration date=2019-06-30    Legal state=ALIVE    Status=PENDING     Event publication date=2015-12-31  Event code=WO/APP  Event indicator=Pos  Event type=Examination events  Application details  Application country=WO WOCN2015100060  Application date=2015-12-31  Standardized application number=2015WO-CN100060     Event publication date=2017-07-06  Event code=WO/A1  Event type=Examination events  Published application with search report  Publication country=WO  Publication number=WO2017113267  Publication stage Code=A1  Publication date=2017-07-06  Standardized publication number=WO2017113267  LEGAL DETAILS FOR DESIGNATED STATE EP  Actual or expected expiration date=2035-12-31    Legal state=ALIVE    Status=PENDING   Corresponding cc:  Designated or member state=EP Corresponding appl: EP15911895    Event publication date=2017-09-06  Event code=WO/121  Event type=Designated states  EP: The EPO has been informed by wipo that ep was designated in this application Corresponding cc:  Designated or member state=EP
专利类型码
A1
国别省市代码
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