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1. 发明申请

WO2017011496A2 SILVER PROMOTED CATALYSTS FOR OXIDATIVE COUPLING OF METHANE 审中-公开
标题翻译：用于甲烷氧化偶联的银助催化剂
公开(公告)号：WO2017011496A2
公开(公告)日：2017-01-19
申请号：PCT/US2016/041990
申请日：2016-07-13
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , PEREZ, Hector , MAMEDOV, Aghaddin , LENGYEL, Istvan , LOWREY, James
发明人： LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , PEREZ, Hector , MAMEDOV, Aghaddin , LENGYEL, Istvan , LOWREY, James
IPC分类号： B01J23/00 , B01J23/66 , B01J23/68 , B01J37/08 , B01J37/02 , B01J35/00 , C07C2/84
CPC分类号： B01J23/688 , B01J23/002 , B01J23/66 , B01J35/0013 , B01J35/006 , B01J35/023 , B01J37/0205 , B01J37/0211 , B01J37/0236 , B01J37/088 , B01J2523/00 , C07C2/84 , C07C2521/08 , C07C2523/04 , C07C2523/10 , C07C2523/30 , C07C2523/34 , C07C2523/66 , C07C2523/68 , Y02P20/582 , B01J2523/18 , B01J2523/3706 , B01J2523/3712 , B01J2523/12 , B01J2523/69 , B01J2523/72 , C07C9/06
摘要： An oxidative coupling of methane (OCM) catalyst composition comprising one or more oxides doped with Ag; wherein one or more oxides comprises a single metal oxide, mixtures of single metal oxides, a mixed metal oxide, mixtures of mixed metal oxides, or combinations thereof; and wherein one or more oxides is not La2O3 alone. A method of making an OCM catalyst composition comprising calcining one or more oxides and/or oxide precursors to form one or more calcined oxides, wherein the one or more oxides comprises a single metal oxide, mixtures of single metal oxides, a mixed metal oxide, mixtures of mixed metal oxides, or combinations thereof, wherein the one or more oxides is not La2O3 alone, and wherein the oxide precursors comprise oxides, nitrates, carbonates, hydroxides, or combinations thereof; doping the one or more calcined oxides with Ag to form the OCM catalyst composition; and thermally treating the OCM catalyst composition.
摘要翻译：包含一种或多种掺杂有Ag的氧化物的甲烷（OCM）催化剂组合物的氧化偶联; 其中一种或多种氧化物包含单一金属氧化物，单一金属氧化物的混合物，混合金属氧化物，混合金属氧化物的混合物或其组合; 并且其中一种或多种氧化物不是单独的La 2 O 3。一种制造OCM催化剂组合物的方法，包括煅烧一种或多种氧化物和/或氧化物前体以形成一种或多种煅烧氧化物，其中所述一种或多种氧化物包括单一金属氧化物，单一金属氧化物的混合物，混合金属氧化物，混合金属氧化物的混合物或其组合，其中所述一种或多种氧化物单独不是La 2 O 3，并且其中所述氧化物前体包含氧化物，硝酸盐，碳酸盐，氢氧化物或其组合; 用Ag掺杂一种或多种煅烧氧化物以形成OCM催化剂组合物; 并热处理OCM催化剂组合物。

2. 发明申请

WO2016209508A1 A METHOD FOR PRODUCING HIGHER VALUE HYDROCARBONS BY ISOTHERMAL OXIDATIVE COUPLING OF METHANE 审中-公开
标题翻译：通过甲烷等温氧化偶联生产高价烃的方法
公开(公告)号：WO2016209508A1
公开(公告)日：2016-12-29
申请号：PCT/US2016/034126
申请日：2016-05-25
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , SARSANI, Vidya Sagar Reddy , WEST, David , MAMEDOV, Aghaddin , LIANG, Wugeng , LOWREY, James , LENGYEL, Istvan
发明人： SARSANI, Vidya Sagar Reddy , WEST, David , MAMEDOV, Aghaddin , LIANG, Wugeng , LOWREY, James , LENGYEL, Istvan
IPC分类号： C01B3/26 , C07C2/84 , C07C11/04
CPC分类号： C07C2/84 , C01B3/386 , C01B3/506 , C01B2203/0261 , C01B2203/046 , C01B2203/1041 , C01B2203/1082 , C07C2521/08 , C07C2523/04 , C07C2523/30 , C07C2523/34 , Y02P20/582 , C07C11/04 , C07C11/06
摘要： A method for producing olefins comprising (a) introducing to an isothermal reactor a reactant mixture comprising CH 4 and O 2 , wherein the reactor comprises a catalyst bed comprising a catalyst, wherein a catalyst bed temperature is 750-1,000°C, and wherein the reactor has a residence time of 1-100 ms; (b) wherein isothermal conditions minimize hot spots in the bed, thereby decreasing deep oxidation reactions; (c) allowing the reactant mixture to contact the catalyst and react via oxidative coupling of CH 4 reaction to form a product mixture comprising C 2+ hydrocarbons (olefins and paraffins; C 2 hydrocarbons and C 3 hydrocarbons) and synthesis gas (H 2 and CO), wherein the product mixture has an olefin/paraffin molar ratio of from 0.5:1 to 20:1, and wherein the product mixture has a H 2 /CO molar ratio of from 0.2:1 to 2.5:1; (d) recovering the product mixture from the reactor; and (e) recovering C 2 hydrocarbons and/or synthesis gas from the product mixture.
摘要翻译：一种制备烯烃的方法，包括（a）向等温反应器中引入包含CH 4和O 2的反应物混合物，其中所述反应器包括催化剂床，所述催化剂床包含催化剂床，其中催化剂床温度为750-1,000℃，并且其中所述反应器具有停留时间为1-100 ms; （b）其中等温条件使床中的热点最小化，从而减少深的氧化反应; （c）允许反应物混合物与催化剂接触并通过CH 4反应的氧化偶联反应以形成包含C 2 +烃（烯烃和链烷烃; C 2烃和C 3烃）和合成气（H 2和CO）的产物混合物，其中产物混合物的烯烃/石蜡摩尔比为0.5:1至20:1，其中产物混合物的H 2 / CO摩尔比为0.2:1至2.5:1; （d）从反应器回收产物混合物; 和（e）从产物混合物回收C 2烃和/或合成气。

3. 发明申请

WO2017074582A1 CATALYSTS PREPARED FROM NANOSTRUCTURES OF MNO2 AND WO3 FOR OXIDATIVE COUPLING OF METHANE 审中-公开
标题翻译：用MNO2和WO3纳米结构制备的催化剂用于甲烷氧化偶联
公开(公告)号：WO2017074582A1
公开(公告)日：2017-05-04
申请号：PCT/US2016/051623
申请日：2016-09-14
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , MAMEDOV, Aghaddin , LOWREY, James , LENGYEL, Istvan
发明人： LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , MAMEDOV, Aghaddin , LOWREY, James , LENGYEL, Istvan
IPC分类号： B01J37/03 , B01J37/04 , B01J37/10 , B01J21/08 , B01J23/34 , B01J35/00 , B01J35/02 , C07C2/00
CPC分类号： B01J21/08 , B01J23/34 , B01J35/0013 , B01J35/023 , B01J35/026 , B01J37/033 , B01J37/04 , B01J37/10 , C07C2/84 , C07C2521/08 , C07C2523/04 , C07C2523/30 , C07C2523/34 , C10G50/00 , C07C9/06 , C07C9/10 , C07C9/14 , C07C11/02
摘要： Disclosed is a process to prepare a [MnNaW]O n /SiO 2 catalyst using manganese oxide (MnO 2 ) and tungsten oxide (WO 3 ) nanostructures. Also disclosed are methods and systems using the aforementioned catalyst having higher methane conversion and C 2 to C 4 selectivity compared to similar catalysts not prepared with MnO 2 and WO 3 nanostructures.
摘要翻译：公开了使用氧化锰（MnO 2 / sub）制备[MnNaW] O n / SiO 2催化剂的方法）和氧化钨（WO 3）纳米结构。还公开了使用上述催化剂的方法和系统，其与未用MnO 2 / sub制备的类似催化剂相比具有较高的甲烷转化率和C 2至C 4选择性 >和WO 3纳米结构。

4. 发明申请

WO2017119966A1 ETHYLBENZENE PRODUCTION WITH ETHYLENE FROM OXIDATIVE COUPLING OF METHANE 审中-公开
标题翻译：乙烯与甲烷氧化偶联生成乙烯
公开(公告)号：WO2017119966A1
公开(公告)日：2017-07-13
申请号：PCT/US2016/064182
申请日：2016-11-30
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , MAMEDOV, Aghaddin , LOWREY, James
发明人： LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , MAMEDOV, Aghaddin , LOWREY, James
IPC分类号： C07C2/66 , C07C2/82 , C07C15/06 , C07C11/04
CPC分类号： C07C2/84 , C07C2/66 , C07C2/82 , C07C2529/06 , C07C15/073 , C07C11/04 , C07C11/06
摘要： A method for producing ethylbenzene (EB) comprising introducing to an oxidative coupling of methane (OCM) reactor an OCM reactant mixture comprising CH 4 and O 2 ; allowing the OCM reactant mixture to react via OCM reaction to form an OCM product mixture comprising C 2 H 4 , C 2 H 6 , water, CO, CO 2 and unreacted methane; separating the water and optionally CO and/or CO 2 from the OCM product mixture to yield an EB reactant mixture comprising C 2 H 4 , C 2 H 6 , unreacted methane, and optionally CO and/or CO 2 ; (d) introducing benzene and an EB reactant mixture to an EB reactor; allowing benzene to react in a liquid phase with the ethylene of the EB reactant mixture to form EB; recovering from the EB reactor an EB product mixture comprising EB and unreacted benzene, and an unreacted alkanes mixture comprising C 2 H 6 and unreacted methane, and optionally CO and/or CO 2 ; and optionally recycling the unreacted alkanes mixture to the OCM reactor.
摘要翻译：一种生产乙苯（EB）的方法，其包括向甲烷（OCM）反应器的氧化偶联中引入包含CH 4和O 2的OCM反应物混合物，子>; 使OCM反应物混合物经由OCM反应反应以形成包含C 2 H 4，C 2 H 6的OCM产物混合物水，CO，CO 2和未反应的甲烷; 从OCM产物混合物中分离水和任选的CO和/或CO 2以产生包含C≡H4，C 2 H 6，未反应的甲烷和任选的CO和/或CO 2; （d）将苯和EB反应物混合物引入EB反应器; 使苯与EB反应物混合物的乙烯在液相中反应形成EB; 从EB反应器回收包含EB和未反应的苯的EB产物混合物和包含C 2 H 6和未反应的甲烷以及任选的CO和/或CO的未反应的烷烃混合物 <子> 2 ; 并任选地将未反应的烷烃混合物再循环到OCM反应器中。

5. 发明申请

WO2018085826A1 Sr-Ce-Yb-O CATALYSTS FOR OXIDATIVE COUPLING OF METHANE 审中-公开
标题翻译：用于甲烷氧化偶联的Sr-Ce-Yb-O催化剂
公开(公告)号：WO2018085826A1
公开(公告)日：2018-05-11
申请号：PCT/US2017/060371
申请日：2017-11-07
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , PEREZ, Hector , MAMEDOV, Aghaddin
发明人： LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , WEST, David , PEREZ, Hector , MAMEDOV, Aghaddin
IPC分类号： B01J23/02 , B01J23/10 , B01J37/00 , C07C2/84 , C07C11/04
摘要： An oxidative coupling of methane (OCM) catalyst composition characterized by the overall general formula Sr 1.0 Ce a Yb b O c , wherein a is from about 0.01 to about 2.0, wherein b is from about 0.01 to about 2.0, wherein the sum (a+b) is not 1.0, and wherein c balances the oxidation states. A method of making an oxidative coupling of methane (OCM) catalyst composition comprising (a) forming an oxide precursor mixture, wherein the oxide precursor mixture comprises one or more compounds comprising a Sr cation, one or more compounds comprising a Ce cation, and one or more compounds comprising a Yb cation, and wherein the oxide precursor mixture is characterized by a molar ratio of Sr:(Ce+Yb) that is not about 1:1, and (b) calcining at least a portion of the oxide precursor mixture to form the OCM catalyst composition, wherein the OCM catalyst composition comprises Sr Ce Yb O perovskite in an amount of less than about 75.0 wt.%.
摘要翻译：甲烷（OCM）催化剂组合物的氧化偶联特征在于总的通式Sr 1.0 Ce 0.6 Yb b _{1 其中a为约0.01至约2.0，其中b为约0.01至约2.0，其中总和（a + b）不为1.0，并且其中c平衡氧化态。一种制备甲烷（OCM）催化剂组合物的氧化偶联方法，所述方法包括（a）形成氧化物前体混合物，其中所述氧化物前体混合物包含一种或多种包含Sr阳离子的化合物，一种或多种包含Ce阳离子的化合物和一种或更多种包含Yb阳离子的化合物，并且其中所述氧化物前体混合物的特征在于Sr：（Ce + Yb）不为约1：1的摩尔比，和（b）煅烧至少一部分氧化物前体混合物以形成OCM催化剂组合物，其中所述OCM催化剂组合物包含量小于约75.0重量％的Sr Ce Yb O钙钛矿。}

6. 发明申请

WO2016209507A1 A METHOD FOR PRODUCING HYDROCARBONS BY OXIDATIVE COUPLING OF METHANE WITHOUT CATALYST 审中-公开
标题翻译：通过不含催化剂的甲烷氧化偶联生产烃类的方法
公开(公告)号：WO2016209507A1
公开(公告)日：2016-12-29
申请号：PCT/US2016/034123
申请日：2016-05-25
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , MAMEDOV, Aghaddin , SARSANI, Vidya Sagar Reddy , LENGYEL, Istvan , WEST, David
发明人： MAMEDOV, Aghaddin , LENGYEL, Istvan , WEST, David
IPC分类号： C01B3/24 , C01B3/26 , C07C2/82 , C07C2/84 , C07C11/02
CPC分类号： C01B3/36 , C01B2203/0255 , C01B2203/046 , C01B2203/1241 , C07C2/82 , C07C2/84 , F25J3/0223 , F25J3/0233 , Y02P20/582 , C07C11/04 , C07C11/06
摘要： A method for producing olefins and synthesis gas comprising (a) introducing a reactant mixture to a reactor, wherein the reactant mixture comprises methane (CH 4 ) and oxygen (O 2 ), wherein the reactor is characterized by a reaction temperature of from about 700°C to about 1,100°C; (b) allowing at least a portion of the reactant mixture to react via an oxidative coupling of CH 4 reaction to form a product mixture, wherein the product mixture comprises primary products and unreacted methane, wherein the primary products comprise C 2+ hydrocarbons and synthesis gas, wherein the C 2+ hydrocarbons comprise olefins, and wherein a selectivity to primary products is from about 70% to about 99%; and (c) recovering at least a portion of the product mixture from the reactor.
摘要翻译：一种制备烯烃和合成气的方法，包括（a）将反应混合物引入反应器，其中反应混合物包含甲烷（CH 4）和氧（O 2），其中反应器的特征在于反应温度为约700℃ 至约1100℃; （b）允许至少一部分反应物混合物通过CH 4反应的氧化偶联反应以形成产物混合物，其中产物混合物包含初级产物和未反应的甲烷，其中初级产物包含C2 +烃和合成气，其中 C2 +烃包括烯烃，并且其中初级产物的选择性为约70％至约99％; 和（c）从反应器中回收至少一部分产物混合物。

7. 发明申请

WO2018213183A1 MIXED OXIDES CATALYSTS FOR OXIDATIVE COUPLING OF METHANE 审中-公开
公开(公告)号：WO2018213183A1
公开(公告)日：2018-11-22
申请号：PCT/US2018/032556
申请日：2018-05-14
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , MAMEDOV, Aghaddin , WEST, David
发明人： LIANG, Wugeng , SARSANI, Vidya Sagar Reddy , MAMEDOV, Aghaddin , WEST, David
IPC分类号： B01J23/10 , B01J23/00 , C07C2/84 , C07C9/04 , C07C11/04 , B01J37/04 , B01J37/08
CPC分类号： C07C2/84 , B01J23/34 , B01J37/04 , B01J37/08 , B01J2523/00 , C07C2521/08 , C07C2523/10 , C07C2523/30 , C07C2523/34 , C07C11/04 , B01J2523/12 , B01J2523/3706 , B01J2523/3712 , B01J2523/3737 , B01J2523/41 , B01J2523/69 , B01J2523/72
摘要： An oxidative coupling of methane (OCM) catalyst composition characterized by the general formula (EaDbOx)-Mn/Na2WO4; wherein E is a first rare earth element; wherein D is a second rare earth element; wherein the first rare earth element and the second rare earth element are different; wherein a is 1.0; wherein b is from about 0 to about 10.0; wherein when b is 0, the first rare earth element is not lanthanum (La) alone or cerium (Ce) alone; and wherein x balances the oxidation states.

8. 发明申请

WO2018144370A1 A PROCESS FOR OXIDATIVE CONVERSION OF METHANE TO ETHYLENE 审中-公开
公开(公告)号：WO2018144370A1
公开(公告)日：2018-08-09
申请号：PCT/US2018/015669
申请日：2018-01-29
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , MAMEDOV, Aghaddin , WEST, David , SARSANI, Vidya Sagar Reddy , LIANG, Wugeng
发明人： MAMEDOV, Aghaddin , WEST, David , SARSANI, Vidya Sagar Reddy , LIANG, Wugeng
IPC分类号： C07C2/84 , C07C5/48 , C07C11/04 , C07C9/04 , C07C9/06 , C01B3/38
摘要： A process for producing ethylene and syngas comprising reacting, via OCM, first reactant mixture (CH 4 &O 2 ) in first reaction zone comprising OCM catalyst to produce first product mixture comprising ethylene, ethane, hydrogen, CO 2 , CO, and unreacted methane; introducing second reactant mixture comprising first product mixture to second reaction zone excluding catalyst to produce second product mixture comprising ethylene, ethane, hydrogen, CO, CO 2 , and unreacted methane, wherein a common reactor comprises both the first and second reaction zones, wherein ethane of second reactant mixture undergoes cracking to ethylene, wherein CO 2 of second reactant mixture undergoes hydrogenation to CO, and wherein an amount of ethylene in the second product mixture is greater than in the first product mixture; recovering methane stream, ethane stream, CO 2 stream, ethylene stream, and syngas stream (CO&H 2 ) from the second product mixture; and recycling the ethane stream and the carbon dioxide stream to second reaction zone.

9. 发明申请

WO2017087125A1 A CARBON EFFICIENT PROCESS FOR CONVERTING METHANE TO OLEFINS AND METHANOL BY OXIDATIVE COUPLING OF METHANE 审中-公开
标题翻译：利用甲烷氧化偶联法将甲烷转化为烯烃和甲醇的高效碳工艺
公开(公告)号：WO2017087125A1
公开(公告)日：2017-05-26
申请号：PCT/US2016/058470
申请日：2016-10-24
申请人： SABIC GLOBAL TECHNOLOGIES, B.V. , SARSANI, Vidya Sagar Reddy , MAMEDOV, Aghaddin , WEST, David , LIANG, Wugeng
发明人： SARSANI, Vidya Sagar Reddy , MAMEDOV, Aghaddin , WEST, David , LIANG, Wugeng
IPC分类号： C07C29/50 , C07C29/151 , C07C2/82 , C07C5/327
CPC分类号： C07C5/32 , C01B3/36 , C01B2203/0255 , C01B2203/061 , C01B2203/062 , C01B2203/1241 , C07C2/82 , C07C5/327 , C07C29/1518 , C07C31/04 , C07C11/04 , C07C9/06
摘要： A method for producing olefins and methanol comprising introducing a first reactant mixture comprising CH 4 and O 2 to a first reaction zone; allowing the first reactant mixture to react via an OCM reaction to form a first product mixture characterized by a first H 2 /CO molar ratio; introducing a second reactant mixture comprising the first product mixture and an ethane stream to a second reaction zone, wherein ethane of the second reactant mixture undergoes a cracking reaction to produce ethylene; recovering a second product mixture from the second reaction zone, wherein the second product mixture is characterized by a second H 2 /CO molar ratio, and wherein the second H 2 /CO molar ratio is greater than the first H 2 /CO molar ratio; recovering from the second product mixture a methanol production feed stream comprising methane, H 2 and CO; and introducing the methanol production feed stream to a third reaction zone to produce methanol.
摘要翻译：一种用于生产烯烃和甲醇的方法，其包括将包含CH 4和O 2的第一反应物混合物引入到第一反应区中; 使第一反应物混合物经由OCM反应反应以形成以第一H 2 / CO摩尔比为特征的第一产物混合物; 将包含第一产物混合物和乙烷物流的第二反应物混合物引入第二反应区，其中第二反应物混合物的乙烷经历裂化反应以产生乙烯; 从第二反应区中回收第二产物混合物，其中第二产物混合物的特征在于第二H 2 / CO摩尔比，并且其中第二H 2 / CO 摩尔比大于第一H 2 / CO摩尔比; 从第二产物混合物中回收包含甲烷，H 2和CO的甲醇生产进料流; 并将甲醇生产原料流引入第三反应区以生产甲醇。

10. 发明申请

WO2016200504A1 LOW INLET TEMPERATURE FOR OXIDATIVE COUPLING OF METHANE 审中-公开
标题翻译：用于甲烷氧化偶联的低入口温度
公开(公告)号：WO2016200504A1
公开(公告)日：2016-12-15
申请号：PCT/US2016/030384
申请日：2016-05-02
申请人： SABIC GLOBAL TECHNOLOGIES B.V. , LIANG, Wugeng , SARSANI, Sagar , WEST, David , LOWREY, James , MAMEDOV, Aghaddin , LENGYEL, Istvan
发明人： LIANG, Wugeng , SARSANI, Sagar , WEST, David , LOWREY, James , MAMEDOV, Aghaddin , LENGYEL, Istvan
IPC分类号： C07C2/84 , C07C7/20 , C07C9/04 , C07C9/06 , C07C11/04 , C10L3/12 , B01J23/34 , B01J23/30 , B01J23/10 , B01J32/00
CPC分类号： C07C2/84 , B01J19/245 , B01J21/08 , B01J23/10 , B01J23/34 , B01J35/0006 , B01J35/002 , B01J37/0236 , B01J2219/00074 , B01J2219/24 , C07C2521/08 , C07C2523/04 , C07C2523/10 , C07C2523/30 , C07C2523/34 , Y02P20/52 , C07C11/04 , C07C11/06 , C07C11/08
摘要： Disclosed is a process for producing C 2 + hydrocarbons, and systems for implementing the process, that includes providing a reactant feed that includes methane and an oxygen containing gas to a first reaction zone, wherein the temperature of the reactant feed is less than 700 °C, contacting the reactant feed with a first catalyst capable of catalyzing an oxidative coupling of methane reaction (OCM) to produce a first product stream that includes C2+ hydrocarbons and heat, and contacting the first product stream with a second catalyst capable of catalyzing an OCM reaction to produce a second product stream that includes C 2 + hydrocarbons, wherein the produced heat is at least partially used to heat the first product stream prior to or during contact with the second catalyst, wherein the amount of C 2 + hydrocarbons in the second product stream is greater than the amount of C 2 + hydrocarbons in the first product stream.
摘要翻译：公开了一种生产C2 +烃的方法，以及用于实施该方法的系统，其包括向第一反应区提供包括甲烷和含氧气体的反应物进料，其中反应物进料的温度低于700℃，使反应物进料与能够催化甲烷反应（OCM）的氧化偶联的第一催化剂接触以产生包含C2 +烃和热的第一产物流，并使第一产物流与能够催化OCM反应的第二催化剂接触产生包括C2 +烃的第二产物流，其中所产生的热至少部分地用于在与第二催化剂接触之前或期间加热第一产物流，其中第二产物流中的C2 +烃的量大于第一产物流中的C2 +烃的量。

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