KR20130000414A - 노르말 파라핀의 스팀 크래킹에 의한 에틸렌의 제조법 - Google Patents
노르말 파라핀의 스팀 크래킹에 의한 에틸렌의 제조법 Download PDFInfo
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- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
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Abstract
Description
도 2는 흡착 분리 구역 내에서 추출 스트림과 라피네이트 스트림으로 나누어지는 라인(2)의 나프타 공급물을 보여주는 단순화된 공정 흐름도이다. 추출 및 라피네이트 스트림은 각각 증류 컬럼을 통과하여 탈착제를 분리시킨다. 라피네이트 컬럼 오버헤드는 추가 분별되어 더 경질의 C5, C6, 탄화수소가 제거된다. 결과 스트림은 각각 스팀 크래킹 구역과 촉매적 리포밍 구역을 통과한다.
| 표 1 | |
| 조성물 | Wt% |
| nC5 | 0 |
| nC6 | 3.3 |
| nC7 | 7.0 |
| nC8 | 9.0 |
| nC9 | 8.7 |
| nC10 | 8.8 |
| nC11 | 3.6 |
| 총 노르말 파라핀 | 59.5 |
| 표 2 | |
| 조성물 | Wt% |
| nC5 | 7.9 |
| nC6 | 5.0 |
| nC7 | 7.9 |
| nC8 | 8.7 |
| nC9 | 7.8 |
| nC10 | 0.3 |
| nC11 | 0 |
| 총 노르말 파라핀 | 38.4 |
| 탈착제 | A/Fn | 탈착 순환 속도 |
| 85 wt.-% nC5 | 1.2 | 표준 |
| 100 wt.-% nC12 | 0.92 | 표준의 71 % |
Claims (9)
- (a) C5 내지 C9 노르말 파라핀을 비롯한 C5 내지 C9 탄화수소를 포함하는 공정 공급물 스트림을 약 0.90 내지 약 0.92의 A/Fn 에서 운행하는 모의 이동층 흡착 분리 구역의 흡착 구역으로 통과시키고, 흡착 구역 내에 위치한 흡착제 상에 노르말 파라핀을 선택적으로 보유시켜, 비-노르말 C5 내지 C9 탄화수소 및 12개 탄소원자를 포함하는 탄화수소 탈착제를 포함하는 라피네이트 스트림을 수득하는 단계;
(b) 탈착제를 모의 이동층 흡착 분리 구역 내 탈착 구역으로 탈착 스트림(desorbent stream)의 적어도 일부로서 통과시키고, 탈착 구역 내에 존재하는 흡착제로부터 노르말 파라핀을 제거하여, C5 내지 C9 노르말 파라핀 및 탈착제를 포함하는 추출 스트림을 수득하는 단계;
(c) 추출 분별 구역 내에서 추출 스트림을 탈착제를 포함하는 제2 공정 스트림 및 C5 내지 C9 노르말 파라핀을 포함하는 제3 공정 스트림으로 분리하는 단계; 및
(d) 제3 공정 스트림을 크래킹 구역으로 통과시키고 에틸렌을 생산하는 단계
를 포함하는 에틸렌을 생산하는 스팀 크래킹 유닛에 충전되는 공급물 스트림을 제조하는 방법. - 제1항에 있어서,
제2 공정 스트림이 모의 이동층 흡착 분리 구역으로 상기 탈착 스트림의 적어도 일부로서 재순환되는 것인 방법. - 제1항에 있어서,
라피네이트 스트림이 탈착제를 더 포함하고, 라피네이트 스트림이 라피네이트 분별 구역 내에서 탈착제를 포함하는 제4 공정 스트림 및 비-노르말 C5 내지 C9 탄화수소를 포함하는 제5 공정 스트림으로 분리되는 것인 방법. - 제1항에 있어서,
추출 분별 구역이 플래쉬 또는 정류 플래쉬 분리 구역을 포함하는 것인 방법. - 제3항에 있어서,
제5 공정 스트림의 적어도 일부가 나프타 리포밍 구역을 통과하고 방향족 탄화수소로 전환되는 것인 방법. - 제1항에 있어서,
탈착제가 95 중량% 이상의 노르말 도데칸을 포함하는 것인 방법. - 제1항에 있어서,
탈착제가 70 중량% 이상의 노르말 도데칸을 포함하는 것인 방법. - 제1항에 있어서,
탈착제가 70 중량% 이상의 노르말 도데칸을 포함하고 나머지는 비-노르말 C12 탄화수소인 것인 방법. - 제3항에 있어서,
제2 및 제4 공정 스트림이 흡착 분리 구역으로 재순환되는 것인 방법.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/749,817 | 2010-03-30 | ||
| US12/749,817 US8283511B2 (en) | 2010-03-30 | 2010-03-30 | Ethylene production by steam cracking of normal paraffins |
| PCT/US2011/028925 WO2011126699A2 (en) | 2010-03-30 | 2011-03-18 | Ethylene production by steam cracking of normal paraffins |
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| Publication Number | Publication Date |
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| KR20130000414A true KR20130000414A (ko) | 2013-01-02 |
| KR101439723B1 KR101439723B1 (ko) | 2014-09-12 |
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| US (1) | US8283511B2 (ko) |
| EP (1) | EP2552868A4 (ko) |
| KR (1) | KR101439723B1 (ko) |
| CN (1) | CN102811984A (ko) |
| BR (1) | BR112012023999B1 (ko) |
| SG (1) | SG184281A1 (ko) |
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| CN105264050B (zh) * | 2013-06-04 | 2017-12-08 | 环球油品公司 | 石脑油裂解 |
| US20150045602A1 (en) * | 2013-08-07 | 2015-02-12 | Uop Llc | Process for promoting disproportionation reactions and ring opening reactions within an isomerization zone |
| US20150045598A1 (en) * | 2013-08-07 | 2015-02-12 | Uop Llc | Flexible process for enhancing steam cracker and platforming feedstocks |
| US20150045597A1 (en) * | 2013-08-07 | 2015-02-12 | Uop Llc | Integrated process for gasoline or aromatics production |
| CN108463539B (zh) * | 2016-05-11 | 2020-07-24 | 环球油品公司 | 使用铂重整方法来异构化轻链烷烃 |
| WO2017196556A1 (en) * | 2016-05-11 | 2017-11-16 | Uop Llc | Flow control to meet e70 gasoline specifications |
| US20200102509A1 (en) * | 2018-09-27 | 2020-04-02 | Chevron U.S.A. Inc. | Process using membranes to separate alkane isomers used in steam cracking to make olefins |
| FI128378B (en) * | 2019-04-03 | 2020-04-15 | Neste Oyj | Process and input material for the production of hydrocarbons |
| US11021422B1 (en) * | 2019-12-04 | 2021-06-01 | Saudi Arabian Oil Company | Integrated processes to produce gasoline blending components from light naphtha |
| KR102376990B1 (ko) * | 2020-01-20 | 2022-03-18 | 한화토탈 주식회사 | 노말파라핀 생산 흡착 공정의 증류탑 배열 개선에 따른 노말파라핀 제조방법 |
| CN113372953A (zh) * | 2021-06-30 | 2021-09-10 | 中海油天津化工研究设计院有限公司 | 一种fcc汽油吸附分离饱和烃与不饱和烃的方法 |
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-
2010
- 2010-03-30 US US12/749,817 patent/US8283511B2/en active Active
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2011
- 2011-03-18 CN CN2011800152441A patent/CN102811984A/zh active Pending
- 2011-03-18 SG SG2012071494A patent/SG184281A1/en unknown
- 2011-03-18 KR KR1020127027661A patent/KR101439723B1/ko active Active
- 2011-03-18 EP EP11766360.9A patent/EP2552868A4/en not_active Withdrawn
- 2011-03-18 WO PCT/US2011/028925 patent/WO2011126699A2/en not_active Ceased
- 2011-03-18 BR BR112012023999-6A patent/BR112012023999B1/pt active IP Right Grant
- 2011-03-30 TW TW100111139A patent/TWI413636B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TW201202183A (en) | 2012-01-16 |
| US8283511B2 (en) | 2012-10-09 |
| EP2552868A2 (en) | 2013-02-06 |
| SG184281A1 (en) | 2012-11-29 |
| WO2011126699A3 (en) | 2012-01-19 |
| CN102811984A (zh) | 2012-12-05 |
| BR112012023999B1 (pt) | 2018-11-27 |
| WO2011126699A2 (en) | 2011-10-13 |
| US20110245556A1 (en) | 2011-10-06 |
| KR101439723B1 (ko) | 2014-09-12 |
| EP2552868A4 (en) | 2014-04-16 |
| TWI413636B (zh) | 2013-11-01 |
| BR112012023999A2 (pt) | 2016-08-02 |
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