JP2014506939A - 芳香族希薄画分の穏やかな水素化処理及び芳香族濃厚画分の酸化を含む脱硫及び脱窒統合プロセス - Google Patents
芳香族希薄画分の穏やかな水素化処理及び芳香族濃厚画分の酸化を含む脱硫及び脱窒統合プロセス Download PDFInfo
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- C10G27/00—Refining of hydrocarbon oils in the absence of hydrogen, by oxidation
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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Abstract
【選択図】図2
Description
本出願は、2010年12月15日に出願された特許文献1の利益を主張し、その開示は参照によって本明細書に組み込まれる。
a.第一画分及び第二画分を得るために、芳香族抽出領域へ炭化水素流を供し、前記第一画分は、芳香族希薄画分であり、前記第二画分は、芳香族濃厚画分であるステップと、
b.不安定な有機硫黄及び有機窒素化合物を除去するために、穏やかな操作条件下で、水素処理反応領域において、水素処理触媒及び前記芳香族希薄画分を接触させるステップと、
c.第二の一般的に芳香族濃厚画分における有機硫黄及び有機窒素化合物は、主に難加工性の有機硫黄化合物(ベンゾチオフェン、例えば、長鎖アルキル化ベンゾチオフェン、並びにジベンゾチオフェン及びアルキル誘導体、例えば、4,6−ジメチルベンゾチオフェンが含まれる)であり、及び第二の一般的に芳香族濃厚画分における有機窒素化合物は、主に難加工性の有機窒素化合物であり、酸化硫黄含有化合物へ有機硫黄化合物を変換させ、且つ、酸化窒素含有化合物へ有機窒素を変換させるために、この第二の画分を酸化反応領域において、酸化剤及び金属触媒と接触させるステップと、
d.酸化硫黄含有及び窒素含有化合物を、抽出、蒸留、吸着を含む酸化生成物の除去プロセス及び装置によるか、又は、抽出、蒸留、吸着のうちの一つ以上を含む組み合わせたプロセスにより、その後分離領域で除去するステップと、
e.水素化脱硫反応領域から生成される流及び、分離領域からの低硫黄流を、超低硫黄レベルの炭化水素生成物、例えば、フルレンジディーゼル燃料生成物を生成するために、再結合することができるステップ。
Claims (29)
- 所望ではない芳香族及び非芳香族有機硫黄化合物を除去するために炭化水素供給物を処理する方法であって、
前記炭化水素供給物の前記芳香族含有量の大部分及び抽出溶媒の一部を含有する抽出物と、
前記炭化水素供給物の前記非芳香族含有量の大部分及び抽出溶媒の一部を含有するラフィネートとを生成するために、前記炭化水素供給物及び有効量の抽出溶媒を、抽出領域に供するステップと、
前記ラフィネートから抽出溶媒の少なくとも実質的な部分を分離し、芳香族希薄画分を保持するステップと、
前記抽出物からの前記抽出溶媒の少なくとも実質的な部分を分離し、芳香族濃厚画分を保持するステップと、
前記硫黄含有量を低減するために、水素処理プロセスへ前記芳香族希薄画分を供するステップと、
酸化物へ芳香族有機硫黄化合物を変換するために、酸化剤及び酸化触媒と前記芳香族濃厚画分とを接触させるステップと、を有する
ことを特徴とする所望ではない芳香族及び非芳香族有機硫黄化合物を除去する炭化水素供給物処理方法。 - 前記炭化水素供給物が、所望ではない芳香族及び非芳香族有機窒素化合物を含み、前記芳香族希薄画分を水素化処理プロセスへ供するステップが、不安定な有機窒素化合物の含有量を低下させ、前記芳香族濃厚画分と前記酸化剤及び前記酸化触媒とを接触させるステップが、酸化物へ芳香族有機窒素化合物を変換する
請求項1に記載の方法。 - 前記水素化脱硫プロセスが、穏やかな操作条件で操作される
請求項1に記載の方法。 - 前記水素化処理プロセスが、約10〜約40バールの水素分圧で作動する
請求項3に記載の方法。 - 前記水素化処理プロセスが、約10〜約30バールの水素分圧で作動する
請求項3に記載の方法。 - 前記水素化処理プロセスが、約20バールの水素分圧で作動する
請求項3に記載の方法。 - 前記水素化処理プロセスが、約300〜約400℃の操作温度で作動する
請求項3に記載の方法。 - 前記水素化処理プロセスが、約300〜約360℃の操作温度で作動する
請求項3に記載の方法。 - 前記水素化処理プロセスが、約300〜約340℃の操作温度で作動する
請求項3に記載の方法。 - 前記水素化処理工程における前記水素供給速度が、1リットルの油当たり約100〜約500リットルの水素である
請求項3に記載の方法。 - 前記水素化処理工程における前記水素供給速度が、1リットルの油当たり約100〜約300リットルの水素である
請求項3に記載の方法。 - 前記水素化処理工程における前記水素供給速度が、1リットルの油当たり約100〜約200リットルの水素である
請求項3に記載の方法。 - 前記酸化剤が、過酸化水素、ter−ブチルヒドロペルオキシド、ペルオキソ酸、窒素の酸化物、酸素、オゾン及び空気などの有機過酸化物から成る群から選択される
請求項1に記載の方法。 - 前記酸化触媒が、均一な触媒及び不均一な触媒から成る群から選択される
請求項1に記載の方法。 - 前記酸化触媒が、周期表のIVB〜VIIIB族の金属を含む
請求項14に記載の方法。 - 前記酸化された芳香族濃厚画分から、前記酸化剤及び酸化触媒を分離するステップを有する
請求項1に記載の方法。 - 前記酸化剤を、溶媒抽出により分離する
請求項16に記載の方法。 - 水素化処理された炭化水素生成物を回収するステップを有する
請求項1に記載の方法。 - 酸化性脱硫を施した炭化水素生成物を回収するステップを有する
請求項1に記載の方法。 - 前記水素化処理プロセスに供された前記芳香族希薄画分と、削減された有機硫黄含有炭化水素生成物を提供するために酸化が施されている前記芳香族濃厚画分とを組み合わせるステップを有する
請求項1に記載の方法。 - 塩基抽出溶媒が、フルフラール、N−メチル−2−ピロリドン、ジメチルホルムアミド及びジメチルスルホキシドから成る群から選択される
請求項1に記載の方法。 - 前記抽出溶媒が、油に対する溶媒比20:1で提供される
請求項1に記載の方法。 - 前記抽出溶媒が、油に対する溶媒比4:1で提供される
請求項1に記載の方法。 - 前記抽出溶媒が、油に対する溶媒比1:1で提供される
請求項1に記載の方法。 - 前記抽出領域が、約20〜約120℃の温度で作動する
請求項1に記載の方法。 - 前記抽出領域が、約40〜約80℃の温度で作動する
請求項1に記載の方法。 - 前記抽出領域が、約1〜約10バールの圧力で作動する
請求項1に記載の方法。 - 前記抽出領域が、約1〜約3バールの圧力で作動する
請求項1に記載の方法。 - 所望ではない有機硫黄化合物を含有する炭化水素供給物を処理する装置であって、
前記水素化処理された流出物からの芳香族有機硫黄化合物を抽出する動作可能な抽出領域であって、前記芳香族領域抽出が、
前記炭化水素供給物を受け取るための注入口及び抽出溶媒を受け取る注入口、
前記炭化水素供給物の大部分の前記非芳香族含有量及び、一部の前記抽出溶媒を含むラフィネートを排出するラフィネート排出口、
前記炭化水素供給物の大部分の前記芳香族含有量及び一部の前記抽出溶媒を含む抽出液を排出する抽出口と、
前記ラフィネート排出口と流体連通している注入口及び、水素化処理された流出物を排出するための排出口を有する水素化処理領域と、
酸化触媒及び酸化剤を含有する酸化領域であって、前記酸化領域が、
抽出液排出口と液体連通する注入口と、酸化された流出物を排出するための排出口とを有する
ことを特徴とする所望ではない有機硫黄化合物を含有する炭化水素供給物の処理装置。
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- 2011-12-13 CN CN201180067053.XA patent/CN103703107B/zh not_active Expired - Fee Related
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EP2652091A2 (en) | 2013-10-23 |
CN103703107A (zh) | 2014-04-02 |
US8741128B2 (en) | 2014-06-03 |
US20120152804A1 (en) | 2012-06-21 |
EP2652091A4 (en) | 2014-12-10 |
US20140251872A1 (en) | 2014-09-11 |
CN103703107B (zh) | 2018-11-09 |
JP5960719B2 (ja) | 2016-08-02 |
EP2652091B1 (en) | 2018-05-16 |
WO2012082684A2 (en) | 2012-06-21 |
WO2012082684A3 (en) | 2014-01-03 |
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