-
公开(公告)号:US07977479B2
公开(公告)日:2011-07-12
申请号:US11919609
申请日:2006-03-06
IPC分类号: C07D251/60 , C07D251/62
CPC分类号: C07D251/60 , Y02P20/51
摘要: The invention relates to a method for producing melamine by decomposing urea inside a fluidised bed reactor, during which the hot reaction gas is cooled inside a gas cooler, and the obtained heat is directly used for pre-heating the fluidizing gas required for creating the fluidized bed.
摘要翻译: 本发明涉及一种通过在流化床反应器内分解尿素来生产三聚氰胺的方法,其中热反应气体在气体冷却器内冷却,所获得的热量直接用于预热产生流化床所需的流化气体 床。
-
公开(公告)号:US08058428B2
公开(公告)日:2011-11-15
申请号:US11919603
申请日:2006-02-27
IPC分类号: C07D251/60 , C07D251/62
CPC分类号: C07D251/60
摘要: The invention concerns a method for producing melamine by dissolving urea, in which solid, liquid or gaseous media other than the gas mixture consisting of the components formed during the reaction is used to desublime the melamine from the gas phase.
摘要翻译: 本发明涉及一种通过溶解尿素来生产三聚氰胺的方法,其中固体,液体或气体介质除了由反应中形成的组分组成的气体混合物用于从气相中分散三聚氰胺。
-
公开(公告)号:US20120232269A1
公开(公告)日:2012-09-13
申请号:US13394917
申请日:2010-09-24
IPC分类号: C07D251/60
CPC分类号: C07D251/60
摘要: A process for the continuous production of melamine from urea by means of a fluidized-bed reactor, wherein process gas guided in the process circuit is used as fluidizing gas and wherein the temperature of the process gas at the inlet of the conveying means for the fluidizing gas is adjusted by adjusting the mixing ratio of a process gas stream guided over a scrubber and of a process gas stream guided past the scrubber.
摘要翻译: 用于通过流化床反应器从尿素连续生产三聚氰胺的方法,其中在处理回路中引导的处理气体用作流化气体,并且其中用于流化的输送装置的入口处的工艺气体的温度 通过调节在洗涤器上引导的工艺气体流和引导通过洗涤器的工艺气体流的混合比来调节气体。
-
公开(公告)号:US08974584B2
公开(公告)日:2015-03-10
申请号:US13508937
申请日:2010-09-24
IPC分类号: B01D47/00 , B01D53/18 , B01D53/78 , C07D251/60 , F28D9/00 , F28F3/14 , F28F13/06 , B01D53/77
CPC分类号: B01D53/18 , B01D53/77 , B01D53/78 , B01D2251/2067 , B01D2257/70 , C07D251/60 , F28D9/0006 , F28F3/14 , F28F13/06 , Y02P20/124
摘要: A gas scrubber, equipped with heat exchanger surfaces constructed of thermoplates, suitable for cooling and cleaning a hot gas by avoiding an excessive thermal load of the washing liquid.
摘要翻译: 一种气体洗涤器,配备有由热电材料构成的热交换器表面,适于通过避免洗涤液体的过度热负荷来冷却和清洁热气体。
-
公开(公告)号:US08431696B2
公开(公告)日:2013-04-30
申请号:US13394917
申请日:2010-09-24
IPC分类号: C07D251/60 , C07D251/62
CPC分类号: C07D251/60
摘要: A process for the continuous production of melamine from urea by means of a fluidized-bed reactor, wherein process gas guided in the process circuit is used as fluidizing gas and wherein the temperature of the process gas at the inlet of the conveying means for the fluidizing gas is adjusted by adjusting the mixing ratio of a process gas stream guided over a scrubber and of a process gas stream guided past the scrubber.
摘要翻译: 用于通过流化床反应器从尿素连续生产三聚氰胺的方法,其中在处理回路中引导的处理气体用作流化气体,并且其中用于流化的输送装置的入口处的工艺气体的温度 通过调节在洗涤器上引导的工艺气体流和引导通过洗涤器的工艺气体流的混合比来调节气体。
-
公开(公告)号:US20120234167A1
公开(公告)日:2012-09-20
申请号:US13508937
申请日:2010-09-24
IPC分类号: B01D53/18
CPC分类号: B01D53/18 , B01D53/77 , B01D53/78 , B01D2251/2067 , B01D2257/70 , C07D251/60 , F28D9/0006 , F28F3/14 , F28F13/06 , Y02P20/124
摘要: A gas scrubber, equipped with heat exchanger surfaces constructed of thermoplates, suitable for cooling and cleaning a hot gas by avoiding an excessive thermal load of the washing liquid.
摘要翻译: 一种气体洗涤器,配备有由热电材料构成的热交换器表面,适于通过避免洗涤液体的过度热负荷来冷却和清洁热气体。
-
-
-
-
-