KR930016526A - How to reduce benzene content in gasoline - Google Patents

How to reduce benzene content in gasoline Download PDF

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Publication number
KR930016526A
KR930016526A KR1019930000406A KR930000406A KR930016526A KR 930016526 A KR930016526 A KR 930016526A KR 1019930000406 A KR1019930000406 A KR 1019930000406A KR 930000406 A KR930000406 A KR 930000406A KR 930016526 A KR930016526 A KR 930016526A
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KR
South Korea
Prior art keywords
feedstock
fraction
catalyst
hydrogenation
weight
Prior art date
Application number
KR1019930000406A
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Korean (ko)
Inventor
트라베르 크리스틴
사라젱 빼뜨릭
드베 쟝-마리
브와띠오 쟝-뽈
오브와르 삐에르
Original Assignee
프랑소와 앙드레프
앵스띠뛰 프랑세 뒤 뻬뜨롤
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Publication of KR930016526A publication Critical patent/KR930016526A/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G69/00—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process
    • C10G69/02—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only
    • C10G69/08—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of reforming naphtha
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G65/00—Treatment of hydrocarbon oils by two or more hydrotreatment processes only
    • C10G65/02—Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only
    • C10G65/04—Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only refining steps
    • C10G65/08—Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only refining steps at least one step being a hydrogenation of the aromatic hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
    • C10G2400/02—Gasoline

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

본 발명은 40내지 80중량% 범위내의 파라핀류, 0.5내지 7중량%범위내의 나프텐류, 6내지 45중량% 범위내의 방향족 탄화수소류로 이루어지며 최대증류 온도가 70내지 90℃인 공급 원료를 소소화시킨 후에, 상기 수소화 단계로부터 얻은 유출물을 이성질체화시켜서 가솔린 분류물중의 벤젠 함유량을 감소시키는 방법으로서, C5-C6분류물을 상기 공급원료 및/또는 상기 유출물과 혼합하는 것을 특징으로 하는 방법에 관한 것이다.The present invention consists of paraffins in the range of 40 to 80% by weight, naphthenes in the range of 0.5 to 7% by weight, aromatic hydrocarbons in the range of 6 to 45% by weight and digests the feedstock having a maximum distillation temperature of 70 to 90 ° C. After which the effluent obtained from the hydrogenation step isomerized to reduce the benzene content in the gasoline fraction, wherein the C 5 -C 6 fraction is mixed with the feedstock and / or the effluent. It is about how to.

Description

가솔린중의 벤젠 함유량을 감소시키는 방법How to reduce benzene content in gasoline

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

첨부된 도면은 본 발명의 방법을 수행하기 위한 장치의 개요도이다.The accompanying drawings are schematic views of apparatus for carrying out the method of the present invention.

Claims (8)

40내지 80중량% 범위내의 파라핀류, 0.5내지 7중량% 범위내의 나프텐류, 6내지 45중량% 범위내의 방향족 탄화수소류로 이루어지며 최대증류 온도가 70내지 90℃인 공급 원료를 수소화영역내에서 수소화시킨 후에, 상기 수소화 단계로부터 얻은 유출물을 이성질체화 영역내에서 이성질체화 시켜서 가솔린 분류물중의 벤젠 함유량을 감소시키는 방법으로서, C5-C6분류물을 상기 공급원료 및 상기 유출물중 적어도 하나의 탄화수소 분류물과 혼합하는 것을 특징으로 하는 방법.Paraffins in the range of 40 to 80% by weight, naphthenes in the range of 0.5 to 7% by weight, aromatic hydrocarbons in the range of 6 to 45% by weight and hydrogenation of the feedstock with a maximum distillation temperature of 70 to 90 ° C in the hydrogenation zone. After the effluent from the hydrogenation step isomerized in the isomerization zone to reduce the benzene content in the gasoline fraction, wherein the C 5 -C 6 fraction is at least one of the feedstock and the effluent. Characterized in that it is mixed with a hydrocarbon fraction of. 제1항에 있어서, 상기 혼합물이 10내지 90%의 상기 탄화수소 분류물을 포함하는 방법.The method of claim 1 wherein the mixture comprises 10 to 90% of the hydrocarbon fraction. 제1항 또는 제2항에 있어서, 상기 수소화 촉매가 니켈, 잭금 및 팔라듐으로 이루어진 군중에서 선택된 적어도 하나의 금속을 포함하는 방법.The method of claim 1 or 2, wherein the hydrogenation catalyst comprises at least one metal selected from the group consisting of nickel, jack gold and palladium. 제1항 내지 제3항중 어느 한 항에 있어서, 상기 이성질체화 촉매가 Si/Al비율이 5내지 50인 모오데나이트와 적어도 하나의 VⅢ족 금속을 포함하는 방법.The process of claim 1, wherein the isomerization catalyst comprises mordenite having a Si / Al ratio of 5 to 50 and at least one Group VIII metal. 제4항에 있어서, 상기 VⅢ족 금속이 백금, 팔라듐 및 니켈로 이루어진 군중에서 선택되는 방법.The method of claim 4, wherein the Group VIII metal is selected from the group consisting of platinum, palladium and nickel. 제1항 내지 제5항중 어느 한 항에 있어서, 상기 수소화 단계는 100내지 400℃의 온도, 1내지 60바아의 압력, 촉매의 단위 부피 및 1시간당 공급 원료 1내지 50부피의 액체 시간당 공간 속도, 및 촉매의 단위 부피 및 1시간당 1내지 2000부피의수소의 유속하에 수행하는 방법.The process of claim 1, wherein the hydrogenation step comprises a temperature of 100 to 400 ° C., a pressure of 1 to 60 bar, a unit volume of catalyst and a liquid hourly space velocity of 1 to 50 volumes of feedstock per hour, And a unit volume of catalyst and a flow rate of 1 to 2000 volumes of hydrogen per hour. 제1항 내지 제6항중 어느 한 항에 있어서, 상기 이성질체화 단계는 150내지 300℃의 온도, 대기압 내지 70바아의 수소분압, 촉매 1리터 및 1시간당 공급 원료 0.2내지 10리터의 액체 시간당 공간 속도, 및 0.5내지 10의 수소/공급원료 몰 비율하에 수행하는 방법.7. The liquid hourly space velocity of claim 1, wherein the isomerization step comprises a temperature of 150 to 300 ° C., an atmospheric partial pressure of hydrogen to 70 bar, a liter of catalyst and a liquid hourly space velocity of 0.2 to 10 liters of feedstock per hour. , And a hydrogen / feedstock molar ratio of 0.5 to 10. 제1항 내지 제7항중 어느 한 항에 있어서, 상기 C5-C6분류물이 직접 증류 분류물인 방법.8. The process of claim 1, wherein the C 5 -C 6 fraction is a direct distillate fraction. 9. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930000406A 1992-08-04 1993-01-14 How to reduce benzene content in gasoline KR930016526A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR929209758A FR2694565B1 (en) 1992-08-04 1992-08-04 Reduction of the benzene content in petrol.
FR92/09.758 1992-08-04

Publications (1)

Publication Number Publication Date
KR930016526A true KR930016526A (en) 1993-08-26

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FR (1) FR2694565B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100447857B1 (en) * 1995-12-27 2004-11-12 앵스띠뛰 프랑세 뒤 뻬뜨롤 Selective reduction in content of benzene and light unsaturated compound in hydrocarbon fraction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3009002A (en) * 1960-06-20 1961-11-14 Phillips Petroleum Co High purity cyclohexane from natural cyclohexane-containing fraction
CA975384A (en) * 1971-04-19 1975-09-30 Graham K. Hilder Isomerisation of paraffin hydrocarbons
US5003118A (en) * 1989-12-29 1991-03-26 Uop Isomerization of benzene-containing feedstocks

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100447857B1 (en) * 1995-12-27 2004-11-12 앵스띠뛰 프랑세 뒤 뻬뜨롤 Selective reduction in content of benzene and light unsaturated compound in hydrocarbon fraction

Also Published As

Publication number Publication date
FR2694565A1 (en) 1994-02-11
FR2694565B1 (en) 1994-09-30

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