公开(公告)号：US20150018591A1

公开(公告)日：2015-01-15

申请号：US14319320

申请日：2014-06-30

Applicant: SHELL OIL COMPANY

Inventor： Saravana BHAVAN ,  Jeroen VAN WESTRENEN ,  Jeroen Gerard MARSMAN ,  Lesllie Andrew CHEWTER

IPC: C07C1/22

CPC classification number: C07C1/22 ,  C07C1/20 ,  C07C2529/06 ,  Y02P20/128 ,  Y02P30/42 ,  Y02P30/48 ,  C07C11/02

Abstract: A method of converting an oxygenate comprising feedstock to olefins comprising: feeding an oxygenate comprising feedstock into a reactor containing an oxygenate to olefins conversion catalyst; contacting the feedstock with the catalyst at oxygenate conversion conditions to produce olefins; removing an effluent comprising the olefins from the reactor; passing the effluent through a compression section to form a compressed effluent; and adding methane to the compression section.

Abstract translation: 将包含原料的含氧化合物转化为烯烃的方法，包括：将含有原料的含氧化合物进料到含有含氧化合物的反应器中至烯烃转化催化剂; 在含氧化合物转化条件下使原料与催化剂接触以产生烯烃; 从反应器中除去包含烯烃的流出物; 使流出物通过压缩部分以形成压缩流出物; 并向压缩部分加入甲烷。

公开(公告)号：US20150119617A1

公开(公告)日：2015-04-30

申请号：US14526578

申请日：2014-10-29

Applicant: SHELL OIL COMPANY

Inventor： Sivakumar SADasivan vijayakumari ,  Jeroen Gerard MARSMAN ,  Leslie Andrew CHEWTER

IPC: C07C7/13 ,  C07C1/22

CPC classification number: C07C7/13 ,  C07C1/20 ,  C07C2529/40 ,  Y02P30/42 ,  Y02P30/464 ,  C07C11/02 ,  C07C11/04 ,  C07C11/06

Abstract: A process for converting oxygenates to olefins comprising: a) contacting an oxygenate containing stream with a molecular sieve catalyst in an oxygenate to olefins conversion reactor under oxygenate to olefins conversion conditions to form an effluent comprising olefins; b) quenching the effluent by contacting with water; and c) contacting the quenched olefin stream with a molecular sieve to remove at least a portion of the water from the quenched olefin stream wherein the molecular sieve has a dimethyl ether adsorption capacity of less than 0.1 wt %.

Abstract translation: 一种将含氧化合物转化成烯烃的方法，包括：a）在含氧化合物至烯烃转化条件下将含氧化合物流与分子筛催化剂在含氧化合物中接触至烯烃转化反应器以形成包含烯烃的流出物; b）通过与水接触淬灭流出物; 和c）使所述淬灭的烯烃流与分子筛接触以从骤冷的烯烃流中除去至少一部分水，其中所述分子筛具有小于0.1重量％的二甲醚吸附能力。

公开(公告)号：US20160257625A1

公开(公告)日：2016-09-08

申请号：US15032800

申请日：2014-10-30

Applicant: SHELL OIL COMPANY

Inventor： Jeroen Gerard MARSMAN ,  Leslie Andrew CHEWTER ,  Sivakumar SADASIVAN VIJAYAKUMARI ,  Jeroen VAN WESTRENEN

IPC: C07C1/20 ,  C07C7/04

CPC classification number: C07C1/20 ,  C07C7/04 ,  C07C2529/00 ,  C07C2529/40 ,  Y02P30/42 ,  C07C11/04 ,  C07C11/06

Abstract: A process for converting oxygenates to olefms comprising: a) contacting an oxygenate containing stream with a molecular sieve catalyst under oxygenate to olefms conversion conditions in a reactor to form an effluent comprising olefms; b) separating C3-hydrocarbons from C4+ hydrocarbons in the effluent; c) separating C1 hydrocarbons and other light gases from C2+ hydrocarbons; d) separating C2 hydrocarbons from the C3 hydrocarbons; e) sending the C3 hydrocarbons to a C3 splitter to separate pro pylene from propane; f) removing propylene from the C3 splitter; and g) removing propane from the C3 splitter.

Abstract translation: 一种将含氧化合物转化为烯烃的方法，包括：a）在含氧化合物下使含氧化合物的物流与分子筛催化剂接触，以在烯烃转化条件下在反应器中形成含烯烃的流出物; b）将C3-烃与流出物中的C4 +烃分离; c）从C2 +烃分离C1烃和其他轻质气体; d）从C3烃中分离C2烃; e）将C3碳氢化合物送入C3分离器以将丙烯与丙烷分离; f）从C3分离器中除去丙烯; 和g）从C3分离器中除去丙烷。

公开(公告)号：US20150114434A1

公开(公告)日：2015-04-30

申请号：US14526569

申请日：2014-10-29

Applicant: SHELL OIL COMPANY

Inventor： Jeroen Gerard MARSMAN ,  Leslie Andrew CHEWTER ,  Sivakumar SADASIVAN VIJAYAKUMARI ,  Jeroen VAN WESTRENEN

IPC: B08B9/093

CPC classification number: B08B9/093 ,  C07C1/20 ,  C07C7/20 ,  Y02P30/42 ,  Y02P30/48 ,  C07C11/04 ,  C07C11/06

Abstract: A process for preventing contaminants from forming in a compressor in a methanol to olefin separation system comprising: compressing an effluent in the compressor, the compressor having an inlet in fluid communication with a suction line, an outlet, and an inner compressor surface; and injecting a contaminant prevention medium into the suction line of the compressor wherein any contaminants are removed from the compressor with the effluent and optionally separated or otherwise removed from the effluent stream in downstream equipment.

Abstract translation: 一种用于防止在甲醇至烯烃分离系统中在压缩机中形成污染物的方法，包括：压缩压缩机中的流出物，所述压缩机具有与吸入管线，出口和内部压缩机表面流体连通的入口; 以及将防止污染的介质注入到所述压缩机的吸入管线中，其中使用流出物从压缩机中除去任何污染物，并且任选地在下游设备中分离或以其它方式从流出物流中除去污染物。