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1. 发明申请

US20050000355A1 Gas separation method and device 有权
标题翻译：气体分离方法及装置
公开(公告)号：US20050000355A1
公开(公告)日：2005-01-06
申请号：US10495630
申请日：2002-11-21
申请人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
发明人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
IPC分类号： B01D53/04 , B01D53/047 , B01D53/053 , B01D53/02
CPC分类号： B01D53/047 , B01D53/053 , B01D2253/102 , B01D2253/108 , B01D2253/308 , B01D2256/10 , B01D2256/18 , B01D2257/102 , B01D2257/11 , B01D2258/0216 , B01D2259/40007 , B01D2259/40052 , B01D2259/40081 , B01D2259/402
摘要： The invention provides a gas separation method and apparatus that can recover efficiently principal gas components from a feed gas that includes a plurality of components, and enables supplying the product gases continuously at a stable flow rate and component concentration. In the present invention, a first separation step using a first adsorption column and a second separation step using a second adsorption column are provided, a circulating feed gas, which is consisting of the recovered exhaust gases discharged in each of the steps and the feed gas, is used as a gas to be separated, the outflow rate and component concentration of a second gas product are maintained at a constant by controlling the outflow rate of the first gas product.
摘要翻译：本发明提供了一种气体分离方法和装置，其能够从包括多个组分的进料气体中有效地回收主要气体组分，并且能够以稳定的流量和组分浓度连续供应产物气体。在本发明中，提供了使用第一吸附塔的第一分离步骤和使用第二吸附塔的第二分离步骤，循环进料气体由在每个步骤中排出的回收废气和进料气体用作待分离的气体，通过控制第一气体产物的流出速率，将第二气体产物的流出速率和组分浓度保持在一个恒定值。

2. 发明授权

US07824472B2 Method and apparatus for pressure swing adsorption 有权
标题翻译：用于变压吸附的方法和装置
公开(公告)号：US07824472B2
公开(公告)日：2010-11-02
申请号：US12084622
申请日：2006-02-23
申请人： Tatsushi Urakami
发明人： Tatsushi Urakami
IPC分类号： B01D59/26
CPC分类号： B01D53/053 , B01D53/0423 , B01D53/0446 , B01D2253/102 , B01D2253/108 , B01D2256/10 , B01D2256/12 , B01D2256/18 , B01D2257/11 , B01D2258/0216 , B01D2259/40054 , B01D2259/40079 , B01D2259/40081 , B01D2259/402 , B01D2259/41 , C01B23/0063 , C01B23/0068 , C01B2210/0035 , C01B2210/0037 , C01B2210/0042 , C01B2210/0045 , C01B2210/0046 , C01B2210/0053 , C01B2210/0082
摘要： In order to provide a new PSA method which can concentrate simultaneously a strong adsorbate such as xenon and a weak adsorbate such as nitrogen in a high concentration with a high recovery percentage when highly valuable gas such as xenon and krypton contained in the exhaust gas from a semiconductor manufacturing equipment, etc. is recovered in a high concentration with a high recovery percentage, the present invention provides a new PSA method in which the method uses a separation apparatus comprising a lower column and a upper column which are filled with an adsorbent, a material gas storage tank for storing the material gas to be introduced into the lower column, a strong adsorbate storage tank for storing a main component which is easily adsorbed by the adsorbent, and a compressor, and the strong adsorbate which is easily adsorbed by the adsorbent and the weak adsorbate which is not readily adsorbed by the adsorbent are recovered, wherein the method comprises an (a) adsorption step, (b) rinse step, (c) low column depressurization step, (d) upper column depressurization step, and (e) purge step sequentially repeated based on a predetermined sequence.
摘要翻译：为了提供一种新的PSA方法，其可以同时浓缩强吸附物质，如氙气和弱吸附物质如氮气，高回收率的高浓度，当废气中含有诸如氙气和氪气的高价值气体时，半导体制造装置等以高回收率高回收率，本发明提供了一种新的PSA方法，其中该方法使用包含填充有吸附剂的下塔和上塔的分离装置，用于储存待引入下塔的原料气体的原料气体储罐，用于储存容易被吸附剂吸附的主要成分的强吸附物储存罐和压缩机，以及容易被吸附剂吸附的强吸附物质并且回收不容易被吸附剂吸附的弱吸附物质，其中该方法包括（a）吸附剂 p，（b）冲洗步骤，（c）低塔减压步骤，（d）上塔减压步骤，和（e）基于预定顺序顺序重复的吹扫步骤。

3. 发明申请

US20090107331A1 Method and Apparatus for Pressure Swing Adsorption 有权
标题翻译：压力摆动吸附方法和装置
公开(公告)号：US20090107331A1
公开(公告)日：2009-04-30
申请号：US12084622
申请日：2006-02-23
申请人： Tatsushi Urakami
发明人： Tatsushi Urakami
IPC分类号： B01D53/047
CPC分类号： B01D53/053 , B01D53/0423 , B01D53/0446 , B01D2253/102 , B01D2253/108 , B01D2256/10 , B01D2256/12 , B01D2256/18 , B01D2257/11 , B01D2258/0216 , B01D2259/40054 , B01D2259/40079 , B01D2259/40081 , B01D2259/402 , B01D2259/41 , C01B23/0063 , C01B23/0068 , C01B2210/0035 , C01B2210/0037 , C01B2210/0042 , C01B2210/0045 , C01B2210/0046 , C01B2210/0053 , C01B2210/0082
摘要： In order to provide a new PSA method which can concentrate simultaneously a strong adsorbate such as xenon and a weak adsorbate such as nitrogen in a high concentration with a high recovery percentage when highly valuable gas such as xenon and krypton contained in the exhaust gas from a semiconductor manufacturing equipment, etc. is recovered in a high concentration with a high recovery percentage, the present invention provides a new PSA method in which the method uses a separation apparatus comprising a lower column and a upper column which are filled with an adsorbent, a material gas storage tank for storing the material gas to be introduced into the lower column, a strong adsorbate storage tank for storing a main component which is easily adsorbed by the adsorbent, and a compressor, and the strong adsorbate which is easily adsorbed by the adsorbent and the weak adsorbate which is not readily adsorbed by the adsorbent are recovered, wherein the method comprises an (a) adsorption step, (b) rinse step, (c) low column depressurization step, (d) upper column depressurization step, and (e) purge step sequentially repeated based on a predetermined sequence.
摘要翻译：为了提供一种新的PSA方法，其可以同时浓缩强吸附物质，如氙气和弱吸附物质如氮气，高回收率的高浓度，当废气中含有诸如氙气和氪气的高价值气体时，半导体制造装置等以高回收率高回收率，本发明提供了一种新的PSA方法，其中该方法使用包含填充有吸附剂的下塔和上塔的分离装置，用于储存待引入下塔的原料气体的原料气体储罐，用于储存容易被吸附剂吸附的主要成分的强吸附物储存容器和压缩机，以及容易被吸附剂吸附的强吸附物质并且回收不容易被吸附剂吸附的弱吸附物质，其中所述方法包括（a）吸附剂 p，（b）冲洗步骤，（c）低塔减压步骤，（d）上塔减压步骤，和（e）基于预定顺序顺序重复的吹扫步骤。

4. 发明授权

US07300497B2 Gas separating method 失效
标题翻译：气体分离法
公开(公告)号：US07300497B2
公开(公告)日：2007-11-27
申请号：US10510745
申请日：2003-04-11
申请人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
发明人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
IPC分类号： B01D53/047
CPC分类号： B01D53/053 , B01D53/047 , B01D2253/102 , B01D2253/108 , B01D2256/10 , B01D2256/18 , B01D2257/102 , B01D2257/11 , B01D2259/40028 , B01D2259/40037 , B01D2259/40052 , B01D2259/40062 , B01D2259/40064 , B01D2259/40066 , B01D2259/40081 , B01D2259/40086 , B01D2259/402 , C01B23/0052 , C01B2210/0035 , C01B2210/0037 , C01B2210/0046
摘要： A gas separation method is provided in which, when separating a first component and a second component from a mixed gas containing a plurality of components by using a pressure swing adsorption method, these components can be efficiently recovered and cost reduction can be achieved. Between an adsorption step and a regeneration process step, which use a first adsorption column containing a first adsorbent on which the first component is less readily adsorbable and the second component is absorbable, and a second adsorption column containing a second adsorbent on which the first component is readily adsorbable and the second component is less readily adsorbable, an equalization depressurization step and an equalization pressurization process step, in which the pressure of the first and second adsorption columns is equalized, is carried out.
摘要翻译：提供了一种气体分离方法，其中通过使用变压吸附法从含有多种成分的混合气体中分离出第一成分和第二成分时，可以有效地回收这些成分并降低成本。在吸附步骤和再生处理步骤之间，其使用含有第一成分不易吸附的第一吸附剂的第一吸附塔和第二成分是可吸收的，以及含有第二吸附剂的第二吸附塔，容易吸附并且第二组分不容易吸附，进行第一和第二吸附塔的压力相等的均衡减压步骤和均衡加压步骤。

5. 发明申请

US20050199122A1 Gas separating method 失效
标题翻译：气体分离法
公开(公告)号：US20050199122A1
公开(公告)日：2005-09-15
申请号：US10510745
申请日：2003-04-11
申请人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
发明人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
IPC分类号： B01D53/04 , B01D53/02 , B01D53/047 , C01B23/00
CPC分类号： B01D53/053 , B01D53/047 , B01D2253/102 , B01D2253/108 , B01D2256/10 , B01D2256/18 , B01D2257/102 , B01D2257/11 , B01D2259/40028 , B01D2259/40037 , B01D2259/40052 , B01D2259/40062 , B01D2259/40064 , B01D2259/40066 , B01D2259/40081 , B01D2259/40086 , B01D2259/402 , C01B23/0052 , C01B2210/0035 , C01B2210/0037 , C01B2210/0046
摘要： A gas separation method is provided in which, when separating a first component and a second component from a mixed gas containing a plurality of components by using a pressure swing adsorption method, these components can be efficiently recovered and cost reduction can be achieved. Between an adsorption step and a regeneration process step, which use a first adsorption column containing a first adsorbent on which the first component is less readily adsorbable and the second component is absorbable, and a second adsorption column containing a second adsorbent on which the first component is readily adsorbable and the second component is less readily adsorbable, an equalization depressurization step and an equalization pressurization process step, in which the pressure of the first and second adsorption columns is equalized, is carried out.
摘要翻译：提供了一种气体分离方法，其中通过使用变压吸附法从含有多种成分的混合气体中分离出第一成分和第二成分时，可以有效地回收这些成分并降低成本。在吸附步骤和再生处理步骤之间，其使用含有第一成分不易吸附的第一吸附剂的第一吸附塔和第二成分是可吸收的，以及含有第二吸附剂的第二吸附塔，容易吸附并且第二组分不容易吸附，进行第一和第二吸附塔的压力相等的均衡减压步骤和均衡加压步骤。

6. 发明授权

US06923844B2 Gas separation method and device 有权
标题翻译：气体分离方法及装置
公开(公告)号：US06923844B2
公开(公告)日：2005-08-02
申请号：US10495630
申请日：2002-11-21
申请人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
发明人： Tatsushi Urakami , Tooru Nagasaka , Masato Kawai , Akihiro Nakamura
IPC分类号： B01D53/04 , B01D53/047 , B01D53/053
CPC分类号： B01D53/047 , B01D53/053 , B01D2253/102 , B01D2253/108 , B01D2253/308 , B01D2256/10 , B01D2256/18 , B01D2257/102 , B01D2257/11 , B01D2258/0216 , B01D2259/40007 , B01D2259/40052 , B01D2259/40081 , B01D2259/402
摘要： A gas separation method and apparatus that recovers efficiently principal gas components from a feed gas that includes a plurality of components, and enables supplying the product gases continuously at a stable flow rate and component concentration. A first separation step using a first adsorption column and a second separation step using a second adsorption column are provided, a circulating feed gas, consisting of the recovered exhaust gases discharged in each of the steps and the feed gas, is used as a gas to be separated. The outflow rate and component concentration of a second gas product are maintained constant by controlling the outflow rate of the first gas product.
摘要翻译：一种气体分离方法和装置，其从包括多个组分的进料气体中有效地回收主要气体组分，并且能够以稳定的流速和组分浓度连续供应产物气体。使用第一吸附塔和使用第二吸附塔的第二分离步骤的第一分离步骤，使用由在每个步骤中排出的回收废气和进料气体组成的循环进料气体作为气体被分开通过控制第一气体产物的流出速率，第二气体产物的流出速率和组分浓度保持恒定。

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