专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08692045B2 Processes for producing light olefins 有权
标题翻译：生产轻质烯烃的方法
公开(公告)号：US08692045B2
公开(公告)日：2014-04-08
申请号：US13298137
申请日：2011-11-16
申请人： Guozhen Qi , Siqing Zhong , Wei Chen , Zhinan Yu
发明人： Guozhen Qi , Siqing Zhong , Wei Chen , Zhinan Yu
IPC分类号： C07C1/24
CPC分类号： B01J8/1836 , B01J8/005 , C07C1/20 , C07C2529/85 , Y02P20/584 , Y02P30/42 , C07C11/04 , C07C11/06
摘要： A process for producing light olefins is provided. A feedstock enters a pre-reaction zone and contacts a catalyst comprising at least one silicon-aluminophosphate molecular sieve and produces a gas-phase stream; the gas-phase stream and the catalyst enter at least one riser, and the gas-phase stream and the catalyst pass from an outlet of the at least one riser and enter a gas-solid rapid separation zone; the separated gas-phase stream enters a separation section; a first portion of the separated catalyst returns to the pre-reaction zone, and a second portion is regenerated in a regenerator; wherein an inlet of the at least one riser extends into the pre-reaction zone, about 60% to about 90% of the height of the at least one riser passes through a heat exchange zone, and the outlet extends into the gas-solid rapid separation zone.
摘要翻译：提供了一种生产轻质烯烃的方法。原料进入预反应区并与包含至少一个硅铝磷酸盐分子筛的催化剂接触并产生气相流; 所述气相流和所述催化剂进入至少一个提升管，并且所述气相物流和所述催化剂从所述至少一个提升管的出口通过并进入气固快速分离区; 分离的气相流进入分离段; 分离的催化剂的第一部分返回到预反应区，并且第二部分在再生器中再生; 其中所述至少一个提升管的入口延伸到所述预反应区域中，所述至少一个提升管的高度的大约60％至大约90％通过热交换区域，并且所述出口延伸到所述气体 - 固体快速分离区。

2. 发明授权

US09295963B2 Processes for producing light olefins 有权
标题翻译：生产轻质烯烃的方法
公开(公告)号：US09295963B2
公开(公告)日：2016-03-29
申请号：US14197450
申请日：2014-03-05
申请人： Guozhen Qi , Siqing Zhong , Wei Chen , Zhinan Yu
发明人： Guozhen Qi , Siqing Zhong , Wei Chen , Zhinan Yu
IPC分类号： B01J8/18 , C07C1/20 , B01J8/00
CPC分类号： B01J8/1836 , B01J8/005 , C07C1/20 , C07C2529/85 , Y02P20/584 , Y02P30/42 , C07C11/04 , C07C11/06
摘要： A process for producing light olefins is provided. A feedstock enters a pre-reaction zone and contacts a catalyst comprising at least one silicon-aluminophosphate molecular sieve and produces a gas-phase stream; the gas-phase stream and the catalyst enter at least one riser, and the gas-phase stream and the catalyst pass from an outlet of the at least one riser and enter a gas-solid rapid separation zone; the separated gas-phase stream enters a separation section; a first portion of the separated catalyst returns to the pre-reaction zone, and a second portion is regenerated in a regenerator; wherein an inlet of the at least one riser extends into the pre-reaction zone, about 60% to about 90% of the height of the at least one riser passes through a heat exchange zone, and the outlet extends into the gas-solid rapid separation zone.
摘要翻译：提供了一种生产轻质烯烃的方法。原料进入预反应区并与包含至少一个硅铝磷酸盐分子筛的催化剂接触并产生气相流; 所述气相流和所述催化剂进入至少一个提升管，并且所述气相物流和所述催化剂从所述至少一个提升管的出口通过并进入气固快速分离区; 分离的气相流进入分离段; 分离的催化剂的第一部分返回到预反应区，并且第二部分在再生器中再生; 其中所述至少一个提升管的入口延伸到所述预反应区域中，所述至少一个提升管的高度的大约60％至大约90％通过热交换区域，并且所述出口延伸到所述气体 - 固体快速分离区。

3. 发明申请

US20100331596A1 PROCESS FOR INCREASING ETHYLENE AND/OR PROPYLENE YIELD DURING CONVERSION OF OXYGENATES 有权
标题翻译：在氧化剂转化期间增加乙烯和/或丙烯醛的方法
公开(公告)号：US20100331596A1
公开(公告)日：2010-12-30
申请号：US12669373
申请日：2008-07-17
申请人： Zaiku Xie , Guozhen Qi , Weimin Yang , Siqing Zhong
发明人： Zaiku Xie , Guozhen Qi , Weimin Yang , Siqing Zhong
IPC分类号： C07C1/20
CPC分类号： C07C1/20 , C07C2529/85 , Y02P20/52 , Y02P20/584 , Y02P30/42 , C07C11/04 , C07C11/06
摘要： The present invention provides a process for increasing ethylene and/or propylene yield during conversion of oxygenates using a system comprising a reactor and a regenerator, wherein the reactor comprises a fluidized bed reactor and a riser reactor, which process increases ethylene and/or propylene yield by using a mixture of the deactivated catalyst from the fluidized bed reactor and the regenerated catalyst from the regenerator in the riser reactor for further cracking the C4+ hydrocarbon stream separated from the product stream.
摘要翻译：本发明提供一种使用包含反应器和再生器的系统在含氧化合物转化期间提高乙烯和/或丙烯产率的方法，其中反应器包括流化床反应器和提升管反应器，该方法提高了乙烯和/或丙烯产率通过使用来自流化床反应器的失活的催化剂和来自提升管反应器中的再生器的再生催化剂的混合物进一步裂化从产物流分离的C4 +烃流。

4. 发明申请

US20100145125A1 PROCESS OF PRODUCING LIGHT OLEFINS THROUGH THE CONVERSION OF METHANOL AND ETHANOL 审中-公开
标题翻译：通过甲醇和乙醇的转化生产光油的方法
公开(公告)号：US20100145125A1
公开(公告)日：2010-06-10
申请号：US12526408
申请日：2008-02-04
申请人： Zaiku Xie , Guozhen Qi , Huiming Zhang , Siqing Zhong
发明人： Zaiku Xie , Guozhen Qi , Huiming Zhang , Siqing Zhong
IPC分类号： C07C1/20
CPC分类号： C07C1/24 , Y02P20/52 , Y02P30/42 , C07C11/04 , C07C11/06
摘要： The present invention discloses a process of producing light olefins through the conversion of methanol and ethanol. The process comprises: feeding a first portion of a feed via a distributor at the bottom of a fluidized-bed reactor to a reaction zone containing a catalyst; feeding a second portion of the feed from at least one location above the distributor to the reaction zone; contacting the feed with the catalyst and allowing it to react, to give a stream containing ethylene and propylene; and withdrawing the stream containing ethylene and propylene from the top of the reactor, and passing it to a separation system to separate ethylene and propylene, wherein the first portion of the feed and the second portion of the feed comprises each independently methanol or ethanol or the both, with a proviso that the total feed comprises both methanol and ethanol, and a weight ratio of methanol to ethanol in the total feed is in a range of from 99:1 to 0.1:1.
摘要翻译：本发明公开了通过甲醇和乙醇的转化生产轻质烯烃的方法。该方法包括：通过流化床反应器底部的分配器将进料的第一部分进料到含有催化剂的反应区; 将进料的第二部分从分配器上方的至少一个位置进料到反应区; 使进料与催化剂接触并使其反应，得到含有乙烯和丙烯的料流; 并从反应器顶部排出含有乙烯和丙烯的料流，并将其送入分离系统以分离乙烯和丙烯，其中进料的第一部分和进料的第二部分各自独立地包括甲醇或乙醇或两者，条件是总进料包括甲醇和乙醇，并且总进料中甲醇与乙醇的重量比在99:1至0.1:1的范围内。

5. 发明授权

US09212105B2 Processes for producing at least one light olefin 有权
标题翻译：用于生产至少一种轻质烯烃的方法
公开(公告)号：US09212105B2
公开(公告)日：2015-12-15
申请号：US13039388
申请日：2011-03-03
申请人： Guozhen Qi , Siqing Zhong , Hongtao Wang , Yongming Jin
发明人： Guozhen Qi , Siqing Zhong , Hongtao Wang , Yongming Jin
IPC分类号： C07C1/20 , C07C1/22 , C07C4/08 , C07C11/04 , C07C11/06
CPC分类号： C07C1/20 , C07C4/08 , C07C11/04 , C07C11/06 , Y02P20/584 , Y02P30/42
摘要： A process for producing at least one light olefin comprising: (a) contacting a first raw material comprising methanol with a least one catalyst in a first reaction zone to produce at least one light olefin and at least one inactivated catalyst; (b) transporting the at least one inactivated catalyst to a first regeneration zone to produce at least one first regenerated catalyst, and transporting a portion of the at least one first regenerated catalyst to the first reaction zone; (c) transporting another portion of the at least one first regenerated catalyst to a second regeneration zone to obtain at least one second regenerated catalyst; and (d) transporting the at least one second regenerated catalyst to a second reaction zone, and contacting the at least one second regenerated catalyst with a second raw material comprising C4 olefins to produce a product stream II comprising at least one light olefin.
摘要翻译：一种用于生产至少一种轻质烯烃的方法，包括：（a）在第一反应区中使包含甲醇的第一原料与至少一种催化剂接触以产生至少一种轻质烯烃和至少一种失活的催化剂; （b）将所述至少一种灭活的催化剂运送到第一再生区以产生至少一种第一再生催化剂，并将所述至少一种第一再生催化剂的一部分输送到所述第一反应区; （c）将所述至少一种第一再生催化剂的另一部分运送到第二再生区以获得至少一种第二再生催化剂; 和（d）将所述至少一种第二再生催化剂输送到第二反应区，以及使所述至少一种第二再生催化剂与包含C 4烯烃的第二原料接触，以产生包含至少一种轻质烯烃的产物流II。

6. 发明授权

US08304594B2 Process for increasing ethylene and/or propylene yield during conversion of oxygenates 有权
标题翻译：在含氧化合物转化期间提高乙烯和/或丙烯产率的方法
公开(公告)号：US08304594B2
公开(公告)日：2012-11-06
申请号：US12669373
申请日：2008-07-17
申请人： Zaiku Xie , Guozhen Qi , Weimin Yang , Siqing Zhong
发明人： Zaiku Xie , Guozhen Qi , Weimin Yang , Siqing Zhong
IPC分类号： C07C1/00
CPC分类号： C07C1/20 , C07C2529/85 , Y02P20/52 , Y02P20/584 , Y02P30/42 , C07C11/04 , C07C11/06
摘要： The present invention provides a process for increasing ethylene and/or propylene yield during conversion of oxygenates using a system comprising a reactor and a regenerator, wherein the reactor comprises a fluidized bed reactor and a riser reactor, which process increases ethylene and/or propylene yield by using a mixture of the deactivated catalyst from the fluidized bed reactor and the regenerated catalyst from the regenerator in the riser reactor for further cracking the C4+ hydrocarbon stream separated from the product stream.
摘要翻译：本发明提供一种使用包含反应器和再生器的系统在含氧化合物转化期间提高乙烯和/或丙烯产率的方法，其中反应器包括流化床反应器和提升管反应器，该方法提高了乙烯和/或丙烯产率通过使用来自流化床反应器的失活的催化剂和来自提升管反应器中的再生器的再生催化剂的混合物进一步裂化从产物流分离的C4 +烃流。

7. 发明申请

US20110218373A1 PROCESSES FOR PRODUCING AT LEAST ONE LIGHT OLEFIN 有权
标题翻译：用于生产至少一种轻油的方法
公开(公告)号：US20110218373A1
公开(公告)日：2011-09-08
申请号：US13039388
申请日：2011-03-03
申请人： Guozhen Qi , Siqing Zhong , Hongtao Wang , Yongming Jin
发明人： Guozhen Qi , Siqing Zhong , Hongtao Wang , Yongming Jin
IPC分类号： C07C1/20
CPC分类号： C07C1/20 , C07C4/08 , C07C11/04 , C07C11/06 , Y02P20/584 , Y02P30/42
摘要： A process for producing at least one light olefin comprising: (a) contacting a first raw material comprising methanol with a least one catalyst comprising at least one silicon-aluminophosphate molecular sieve in a first reaction zone to produce a product stream I comprising at least one light olefin and at least one inactivated catalyst; (b) transporting the at least one inactivated catalyst to a first regeneration zone to produce at least one first regenerated catalyst, and transporting a portion of the at least one first regenerated catalyst to the first reaction zone, wherein the at least one first regenerated catalyst comprises a carbon deposit present in an amount ranging from about 0.8% to about 2.5% by weight relative to the total weight of the at least one first regenerated catalyst; (c) transporting another portion of the at least one first regenerated catalyst to a second regeneration zone to obtain at least one second regenerated catalyst, wherein the at least one second regenerated catalyst comprises a carbon deposit present in amount of less than about 0.2% by weight relative to the total weight of the at least one second regenerated catalyst; and (d) transporting the at least one second regenerated catalyst to a second reaction zone, and contacting the at least one second regenerated catalyst with a second raw material comprising C4 olefins to produce a product stream II comprising at least one light olefin.
摘要翻译：一种用于生产至少一种轻质烯烃的方法，包括：（a）在第一反应区中使包含甲醇的第一原料与至少一种包含至少一种硅铝磷酸盐分子筛的催化剂接触，以产生包含至少一种轻烯烃和至少一种灭活的催化剂; （b）将所述至少一种灭活的催化剂运送到第一再生区以产生至少一种第一再生催化剂，并将所述至少一种第一再生催化剂的一部分输送到所述第一反应区，其中所述至少一种第一再生催化剂包含相对于所述至少一种第一再生催化剂的总重量为约0.8重量％至约2.5重量％的量存在的碳沉积物; （c）将至少一种第一再生催化剂的另一部分运送到第二再生区以获得至少一种第二再生催化剂，其中所述至少一种第二再生催化剂包含以小于约0.2％的量存在的碳沉积物相对于所述至少一个第二再生催化剂的总重量; 和（d）将所述至少一种第二再生催化剂输送到第二反应区，以及使所述至少一种第二再生催化剂与包含C 4烯烃的第二原料接触，以产生包含至少一种轻质烯烃的产物流II。

8. 发明申请

US20100016648A1 METHOD FOR INCREASING YIELDS OF ETHYLENE AND PROPYLENE IN MTO PROCESS 审中-公开
标题翻译：在MTO工艺中增加乙烯和丙烯的方法
公开(公告)号：US20100016648A1
公开(公告)日：2010-01-21
申请号：US12526406
申请日：2008-02-05
申请人： Guozhen Qi , Siqing Zhong , Yuanfei Yang , Huawen Wang
发明人： Guozhen Qi , Siqing Zhong , Yuanfei Yang , Huawen Wang
IPC分类号： C07C1/00
CPC分类号： C07C4/06 , C07C1/20 , C07C2521/04 , C07C2529/40 , C07C2529/70 , Y02P20/52 , Y02P30/42 , C07C11/04 , C07C11/06
摘要： The present invention discloses a method for enhancing yields of ethylene and propylene in MTO process, comprising: i) feeding a feedstock comprising C4 hydrocarbon and at least one of methanol and dimethyl ether from a distributor at the bottom of a reactor and optionally from at least one location above the distributor into a reaction zone containing a molecular sieve catalyst; ii) allowing the feedstock to react in the presence of the molecular sieve catalyst, to form a product stream comprising ethylene, propylene and C4 hydrocarbon; iii) withdrawing the product stream from the top of the reactor, and passing it to a separation system, to separate ethylene, propylene and C4 hydrocarbon; and iv) circulating the C4 hydrocarbon separated in step iii) back to step i).
摘要翻译：本发明公开了一种在MTO方法中提高乙烯和丙烯的收率的方法，包括：i）从反应器底部的分配器中将至少包含C 4烃和至少一种甲醇和二甲醚的原料进料至少分配器上方的一个位置到含有分子筛催化剂的反应区中; ii）允许原料在分子筛催化剂存在下反应，形成包含乙烯，丙烯和C 4烃的产物流; iii）从反应器顶部取出产物流，并将其送入分离系统，分离乙烯，丙烯和C 4烃; 和iv）将步骤iii）中分离的C 4烃循环回到步骤i）。

9. 发明授权

US09221724B2 Processes for producing light olefins 有权
标题翻译：生产轻质烯烃的方法
公开(公告)号：US09221724B2
公开(公告)日：2015-12-29
申请号：US13158684
申请日：2011-06-13
申请人： Guozhen Qi , Songyuan Gu , Siqing Zhong , Yongming Jin
发明人： Guozhen Qi , Songyuan Gu , Siqing Zhong , Yongming Jin
IPC分类号： C07C1/20 , B01J29/90 , B01J38/34
CPC分类号： C07C1/20 , B01J29/90 , B01J38/34 , C07C2529/85 , Y02P20/52 , Y02P20/584 , Y02P30/42 , C07C11/04 , C07C11/06
摘要： A process for producing at least one light olefin, comprising converting three raw materials in the presence of at least one catalyst comprising at least one molecular sieve and regenerating said at least one catalyst into three separate product streams.
摘要翻译：一种生产至少一种轻质烯烃的方法，包括在至少一种包含至少一种分子筛的催化剂存在下转化三种原料，并将所述至少一种催化剂再生成三个分开的产物流。

10. 发明申请

US20080188701A1 Process for producing light olefins 审中-公开
标题翻译：轻质烯烃的生产工艺
公开(公告)号：US20080188701A1
公开(公告)日：2008-08-07
申请号：US12068343
申请日：2008-02-05
申请人： Guozhen Qi , Zaiku Xie , Siqing Zhong , Xiaoqi Xin , Huawen Wang
发明人： Guozhen Qi , Zaiku Xie , Siqing Zhong , Xiaoqi Xin , Huawen Wang
IPC分类号： C07C1/00
CPC分类号： C07C1/26 , C07C2521/04 , C07C2529/85 , Y02P20/52 , C07C11/06 , C07C11/04
摘要： The present invention discloses a process for producing light olefins, comprising the steps of: i) contacting a feed comprising a monohalo-methane with a molecular sieve catalyst under the conditions: a reaction temperature in the range of from 350° C. to 600° C., a reaction pressure in the range of from 0.05 to 1.1 MPa (absolute), and a weight hourly space velocity of the monohalo-methane in the range of from 0.1 to 100 hour−1, to give an effluent comprising ethylene, propylene, and hydrogen halide; and ii) isolating ethylene, propylene and hydrogen halide from the effluent.
摘要翻译：本发明公开了一种轻质烯烃的制造方法，其特征在于，包括以下步骤：i）在350℃〜600℃的条件下使含有单卤甲烷的原料与分子筛催化剂接触 C，反应压力范围为0.05-1.1MPa（绝对值），单卤代甲烷的重时空速在0.1-100小时<-140℃范围内，至得到包含乙烯，丙烯和卤化氢的流出物; 和ii）从流出物中分离乙烯，丙烯和卤化氢。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式