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公开(公告)号：US08071015B2
公开(公告)日：2011-12-06
申请号：US12405367
申请日：2009-03-17
IPC分类号： B22F3/11
CPC分类号： B22F3/1137 , B22F3/1021 , B22F2999/00 , B22F2201/04 , B22F2201/10 , B22F2201/20 , B22F2201/013
摘要： Disclosed is a process of producing a porous metal body containing a metal component which is likely to be oxidized, by which process the amounts of residual carbon and residual oxygen therein are decreased, and by which the performance of the product porous body can be largely promoted. The process for producing a porous metal body by sintering a material of the porous metal body, which material is obtained by coating a slurry containing a metal powder and an organic binder on an organic porous aggregate, comprises a defatting step of treating the material of the porous metal body at a temperature not higher than 650° C. in an atmosphere containing carbon monoxide and carbon dioxide; a decarbonization step of treating the material of the porous metal body after the defatting step in an inert atmosphere or vacuum atmosphere at a temperature not higher than sintering temperature; and a sintering step of retaining the material of the porous metal body after the decarbonization step in an inert atmosphere, vacuum atmosphere, hydrogen atmosphere, or in a reducing atmosphere containing hydrogen gas and an inert gas at a temperature not higher than the melting point of the metal powder.
摘要翻译： 公开了一种生产含有可能被氧化的金属成分的多孔金属体的方法，通过该方法可以减少残留碳和残余氧的量，从而可以大大促进产物多孔体的性能 。 通过烧结多孔金属体的材料来制造多孔金属体的方法，该材料通过将含有金属粉末和有机粘合剂的浆料涂覆在有机多孔聚集体上而获得，该方法包括：脱脂步骤， 在含有一氧化碳和二氧化碳的气氛中，不高于650℃的多孔金属体; 在惰性气氛或真空气氛中，在不高于烧结温度的温度下，在脱脂步骤之后处理多孔金属体的材料的脱碳步骤; 在惰性气氛，真空气氛，氢气氛或含有氢气和惰性气体的还原气氛中，在不高于熔点的温度的温度下，将脱碳后的多孔金属体的材料保持在 金属粉末。
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公开(公告)号：US20090232692A1
公开(公告)日：2009-09-17
申请号：US12405367
申请日：2009-03-17
IPC分类号： B22F3/11
CPC分类号： B22F3/1137 , B22F3/1021 , B22F2999/00 , B22F2201/04 , B22F2201/10 , B22F2201/20 , B22F2201/013
摘要： Disclosed is a process of producing a porous metal body containing a metal component which is likely to be oxidized, by which process the amounts of residual carbon and residual oxygen therein are decreased, and by which the performance of the product porous body can be largely promoted. The process for producing a porous metal body by sintering a material of the porous metal body, which material is obtained by coating a slurry containing a metal powder and an organic binder on an organic porous aggregate, comprises a defatting step of treating the material of the porous metal body at a temperature not higher than 650° C. in an atmosphere containing carbon monoxide and carbon dioxide; a decarbonization step of treating the material of the porous metal body after the defatting step in an inert atmosphere or vacuum atmosphere at a temperature not higher than sintering temperature; and a sintering step of retaining the material of the porous metal body after the decarbonization step in an inert atmosphere, vacuum atmosphere, hydrogen atmosphere, or in a reducing atmosphere containing hydrogen gas and an inert gas at a temperature not higher than the melting point of the metal powder.
摘要翻译： 公开了一种生产含有可能被氧化的金属成分的多孔金属体的方法，通过该方法可以减少残留碳和残余氧的量，从而可以大大促进产物多孔体的性能 。 通过烧结多孔金属体的材料来制造多孔金属体的方法，该材料通过将含有金属粉末和有机粘合剂的浆料涂覆在有机多孔聚集体上而获得，该方法包括：脱脂步骤， 在含有一氧化碳和二氧化碳的气氛中，不高于650℃的多孔金属体; 在惰性气氛或真空气氛中，在不高于烧结温度的温度下，在脱脂步骤之后处理多孔金属体的材料的脱碳步骤; 在惰性气氛，真空气氛，氢气氛或含有氢气和惰性气体的还原气氛中，在不高于熔点的温度的温度下，将脱碳后的多孔金属体的材料保持在 金属粉末。
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公开(公告)号：US20140016428A1
公开(公告)日：2014-01-16
申请号：US14003875
申请日：2012-03-09
申请人： Yasuaki Akai , Tomohiro Wada , Tomoyuki Haneji
发明人： Yasuaki Akai , Tomohiro Wada , Tomoyuki Haneji
IPC分类号： B29B7/28
摘要： The present invention includes a kneading chamber (2) which kneads a material to be kneaded (G), a gas introduction part (3) which introduces an inert gas in the chamber (2), a concentration measurement part (4) which measures the oxygen concentration in the chamber (2); an arithmetic operation section (30) which performs operation to make the inside of the chamber (2) achieve the target oxygen concentration; and a control section (31) which controls the part (3) according to the result obtained by the section (30); wherein the section (30) performs operation to set the inside of the chamber (2) to the target oxygen concentration while comparing the oxygen concentration measured during kneading by the part (4) and target oxygen concentration set in advance; and the section (31) controls a purge flow rate and purge time of an inert gas introduced in the kneading chamber (2) from the part (3) based on the operation result, in kneading performed after the operation.
摘要翻译： 本发明包括将捏合材料（G）捏合的混合室（2），在室（2）中引入惰性气体的气体引入部分（3），测量第 室（2）中的氧浓度; 执行使室（2）的内部达到目标氧浓度的运算的算术运算部（30） 以及根据由所述部分（30）获得的结果控制所述部分（3）的控制部分（31）。 其中，所述部分（30）进行操作以将所述部分（4）在捏合期间测量的氧浓度与预先设定的目标氧浓度进行比较，将所述室（2）的内部设定为目标氧浓度; 并且所述部分（31）根据所述操作结果，在所述操作之后进行的捏合中控制从所述部分（3）引入到所述捏合室（2）中的惰性气体的吹扫流量和吹扫时间。
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公开(公告)号：US20130095436A1
公开(公告)日：2013-04-18
申请号：US13805836
申请日：2011-06-28
CPC分类号： F23N1/02 , F23C5/28 , F23C99/00 , F23C2205/10 , F23C2205/20
摘要： A burner combustion method is employed in which at least two burners (2) are disposed opposite each other in a furnace (1) so as to cause combustion, the method comprising: cyclically changing at least one of a flow rate of a fuel fluid and a flow rate of an oxidant fluid supplied to the respective burners (2) while cyclically changing a concentration of oxygen in the oxidant fluid thereby cyclically changing an oxygen ratio obtained by dividing a supply oxygen amount by a theoretically required oxygen amount, whereby, the burners (2) are made to cause combustion in a cyclical oscillation state, wherein with respect to the cyclical change in an oscillation state of the burners (2), a phase difference is provided between a cyclical change in an oscillation state of at least one burner (2) and cyclical changes in oscillation states of other burners (2).
摘要翻译： 采用燃烧器燃烧方法，其中至少两个燃烧器（2）在炉（1）中彼此相对设置以引起燃烧，所述方法包括：循环改变燃料流体的流量和 供给到各个燃烧器（2）的氧化剂流体的流量，同时周期性地改变氧化剂流体中的氧气浓度，从而循环地改变通过将供给氧量除以理论上所需的氧气量而获得的氧气比，从而燃烧器 （2）被制造成在循环振荡状态下引起燃烧，其中相对于燃烧器（2）的振荡状态的循环变化，在至少一个燃烧器的振荡状态的循环变化之间提供相位差 （2）和其他燃烧器振荡状态的周期性变化（2）。
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公开(公告)号：US20130309617A1
公开(公告)日：2013-11-21
申请号：US13980770
申请日：2012-01-20
CPC分类号： F23N1/02 , F23C6/045 , F23C7/02 , F23C99/00 , F23C2205/10 , F23C2205/20 , F23D14/22 , F23D14/32 , F23L9/00 , F23N3/002 , F23N2037/26 , Y02E20/344
摘要： The present invention provides a burner combustion method for supplying and combusting an oxidant stream and a fuel stream, wherein the oxidant stream is composed of a primary oxidant stream jetted from around the periphery of the fuel stream or from a position near the fuel stream, and a plurality of secondary oxidant streams, and by periodically changing the flow rate of at least one of the primary oxidant stream and the plurality of secondary oxidant streams, and also causing a periodic change in the oxygen concentration within the oxidant stream, causing a periodic change in the oxygen ratio which is calculated by dividing the supplied amount of oxygen, supplied by the oxidant stream, by the theoretically required amount of oxygen, and providing a difference between the periodic changes in the oxygen concentration and the oxygen ratio, the combustion state adopts a periodic oscillating state.
摘要翻译： 本发明提供了一种用于供应和燃烧氧化剂流和燃料流的燃烧器燃烧方法，其中所述氧化剂流由从燃料流的周围或靠近燃料流的位置喷射的主要氧化剂流组成，以及 多个次级氧化剂流，并且通过周期性地改变主氧化剂流和多个次级氧化剂流中的至少一种的流速，并且还引起氧化剂流内的氧浓度的周期性变化，引起周期性变化 在通过将由氧化剂流供给的供给量除以理论上所需量的氧而计算的氧比，并且提供氧浓度和氧气比的周期性变化之间的差异，燃烧状态采用 周期振荡状态。
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公开(公告)号：US09157631B2
公开(公告)日：2015-10-13
申请号：US13582020
申请日：2011-02-15
CPC分类号： F23C99/00 , F23C2205/00 , F23L7/007 , F23L2900/07007 , F23N1/022 , F23N2037/26 , Y02E20/344
摘要： The object of the present invention is to provide a method for burning a burner which has NOx reduction effects and has practical value, and a device therefore; the present invention provide A method for burning a burner in a heating furnace including a step of: periodically changing at least one of a flow rate of a fuel fluid and a flow rate of an oxidizing agent fluid which are supplied to the burner while periodically changing an oxygen concentration in the oxidizing agent fluid, thereby an oxygen ratio which is calculated by dividing an amount of oxygen supplied by a theoretical necessary amount of oxygen is periodically changed, and the periodical change of the oxygen ratio is made different from the periodical change of the oxygen concentration to cause combustion in periodically vibrational conditions.
摘要翻译： 本发明的目的是提供一种燃烧具有NOx还原作用并具有实用价值的燃烧器的方法及其装置; 本发明提供一种用于在加热炉中燃烧燃烧器的方法，包括以下步骤：周期性地改变燃料流体的流量和供给到燃烧器的氧化剂流体的流量中的至少一种，同时周期性地改变 氧化剂流体中的氧浓度，由此通过用理论必需量的氧气供给量除以氧气的比率而周期性地变化，并且使氧气比的周期性变化与周期性变化不同 在周期性振动条件下引起燃烧的氧浓度。
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公开(公告)号：US09581332B2
公开(公告)日：2017-02-28
申请号：US13805836
申请日：2011-06-28
CPC分类号： F23N1/02 , F23C5/28 , F23C99/00 , F23C2205/10 , F23C2205/20
摘要： A burner combustion method is employed in which at least two burners (2) are disposed opposite each other in a furnace (1) so as to cause combustion, the method comprising:cyclically changing at least one of a flow rate of a fuel fluid and a flow rate of an oxidant fluid supplied to the respective burners (2) while cyclically changing a concentration of oxygen in the oxidant fluid thereby cyclically changing an oxygen ratio obtained by dividing a supply oxygen amount by a theoretically required oxygen amount, whereby, the burners (2) are made to cause combustion in a cyclical oscillation state, whereinwith respect to the cyclical change in an oscillation state of the burners (2), a phase difference is provided between a cyclical change in an oscillation state of at least one burner (2) and cyclical changes in oscillation states of other burners (2).
摘要翻译： 关于燃烧器（2）的振荡状态的周期性变化，在至少一个燃烧器（2）的振荡状态的周期性变化和其他燃烧器（2）的振荡状态的周期性变化之间提供相位差， 。
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公开(公告)号：US09261276B2
公开(公告)日：2016-02-16
申请号：US13980770
申请日：2012-01-20
CPC分类号： F23N1/02 , F23C6/045 , F23C7/02 , F23C99/00 , F23C2205/10 , F23C2205/20 , F23D14/22 , F23D14/32 , F23L9/00 , F23N3/002 , F23N2037/26 , Y02E20/344
摘要： The present invention provides a burner combustion method for supplying and combusting an oxidant stream and a fuel stream, wherein the oxidant stream is composed of a primary oxidant stream jetted from around the periphery of the fuel stream or from a position near the fuel stream, and a plurality of secondary oxidant streams, and by periodically changing the flow rate of at least one of the primary oxidant stream and the plurality of secondary oxidant streams, and also causing a periodic change in the oxygen concentration within the oxidant stream, causing a periodic change in the oxygen ratio which is calculated by dividing the supplied amount of oxygen, supplied by the oxidant stream, by the theoretically required amount of oxygen, and providing a difference between the periodic changes in the oxygen concentration and the oxygen ratio, the combustion state adopts a periodic oscillating state.
摘要翻译： 本发明提供了一种用于供应和燃烧氧化剂流和燃料流的燃烧器燃烧方法，其中所述氧化剂流由从燃料流的周围或靠近燃料流的位置喷射的主要氧化剂流组成，以及 多个次级氧化剂流，并且通过周期性地改变主氧化剂流和多个次级氧化剂流中的至少一种的流速，并且还引起氧化剂流内的氧浓度的周期性变化，引起周期性变化 在通过将由氧化剂流供给的供给量除以理论上所需量的氧而计算的氧比，并且提供氧浓度和氧气比的周期性变化之间的差异，燃烧状态采用 周期振荡状态。
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公开(公告)号：US20120328994A1
公开(公告)日：2012-12-27
申请号：US13582020
申请日：2011-02-15
CPC分类号： F23C99/00 , F23C2205/00 , F23L7/007 , F23L2900/07007 , F23N1/022 , F23N2037/26 , Y02E20/344
摘要： The object of the present invention is to provide a method for burning a burner which has NOx reduction effects and has practical value, and a device therefore; the present invention provide A method for burning a burner in a heating furnace including a step of: periodically changing at least one of a flow rate of a fuel fluid and a flow rate of an oxidizing agent fluid which are supplied to the burner while periodically changing an oxygen concentration in the oxidizing agent fluid, thereby an oxygen ratio which is calculated by dividing an amount of oxygen supplied by a theoretical necessary amount of oxygen is periodically changed, and the periodical change of the oxygen ratio is made different from the periodical change of the oxygen concentration to cause combustion in periodically vibrational conditions.
摘要翻译： 本发明的目的是提供一种燃烧具有NOx还原作用并具有实用价值的燃烧器的方法及其装置; 本发明提供一种用于在加热炉中燃烧燃烧器的方法，包括以下步骤：周期性地改变燃料流体的流量和供给到燃烧器的氧化剂流体的流量中的至少一种，同时周期性地改变 氧化剂流体中的氧浓度，由此通过用理论必需量的氧气供给量除以氧气的比率而周期性地变化，并且使氧气比的周期性变化与周期性变化不同 在周期性振动条件下引起燃烧的氧浓度。
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