WO2008024016A1 - Procédé de traitement d'hydrocarbures - Google Patents

Procédé de traitement d'hydrocarbures Download PDF

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Publication number
WO2008024016A1
WO2008024016A1 PCT/RU2007/000067 RU2007000067W WO2008024016A1 WO 2008024016 A1 WO2008024016 A1 WO 2008024016A1 RU 2007000067 W RU2007000067 W RU 2007000067W WO 2008024016 A1 WO2008024016 A1 WO 2008024016A1
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WO
WIPO (PCT)
Prior art keywords
hydrocarbons
catalyst
hydrogen donors
hydrogen
fractions
Prior art date
Application number
PCT/RU2007/000067
Other languages
English (en)
Russian (ru)
Inventor
Aleksey Anatolievich Ozerenko
Vladimir Vasilievich Zamanov
Original Assignee
Aleksey Anatolievich Ozerenko
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aleksey Anatolievich Ozerenko filed Critical Aleksey Anatolievich Ozerenko
Publication of WO2008024016A1 publication Critical patent/WO2008024016A1/fr

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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
    • C10G47/00—Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen- generating compounds, to obtain lower boiling fractions
    • C10G47/32—Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen- generating compounds, to obtain lower boiling fractions in the presence of hydrogen-generating compounds
    • C10G47/34—Organic compounds, e.g. hydrogenated 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
    • 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
    • C10G65/10—Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only cracking steps

Definitions

  • the present invention relates to chemical technology, in particular to a technology for producing raw materials from such sources as crude oil, high boiling oil fractions, oil residues, coal liquefaction products and by-product coke production, waste oils, household and industrial organic wastes of various types of hydrocarbon fuels and hydrocarbon feedstocks for basic and petrochemical synthesis.
  • a known method of processing hydrocarbons comprising the step of mixing hydrocarbons with a hydrogen-containing gas, hydrogenating the resulting mixture, separating it, isolating a fraction containing light oil products (see RF patent N “2241735 IPC 7 C10G63 / 02, published October 12, 2004).
  • SUBSTITUTE SHEET (RULE 26) A known method of processing hydrocarbons, including the selection or synthesis of a donor-hydrogen solvent, the stage of mixing hydrocarbons with a donor-hydrogen solvent, hydrogenation of the resulting mixture, its separation, separation of the fraction containing light oil products (see US patent N ° 4329221 NCI 208/214, published 11.05 .1982).
  • the known method solves the technical problem - the penetration of hydrogen into the structure of the processed hydrocarbon for its hydrogenation.
  • the hydrogen donor solvent does not transfer hydrogen sufficiently to the hydrogen acceptor, since the hydrogen donor is not activated.
  • SUBSTITUTE SHEET (RULE 26) hydrogen acceptor during hydrogenation, as well as insufficiently high degree of mixing of such hydrocarbons with the catalyst before hydrogenation.
  • the present invention solves the technical problem of ensuring the optimal ratio in hydrocarbons between a hydrogen donor and a hydrogen acceptor during hydrogenation and increasing the degree of mixing of hydrocarbons with a catalyst before hydrogenation.
  • the problem is solved due to the fact that in the known method of hydrocarbon processing, including the selection and / or synthesis of hydrogen donors, the stage of mixing hydrocarbons, hydrogen donors and a catalyst, hydrogenation of the mixture, its separation, separation of light and heavy fractions, heavy fraction together with the catalyst and the selected hydrogen donors are sent to the mixing stage, and the light fraction is subjected to hydrogenation, followed by the release of the synthesized hydrogen donors, which are sent to the transfer stage sewing.
  • the light fraction is selected with a boiling point up to 180 - 420 0 C;
  • the heavy fraction is selected with a boiling point above 180 - 420 0 C;
  • SUBSTITUTE SHEET (RULE 26) hydrocarbons with a boiling point of 200 - 400 0 C; hydrogen donors synthesize from their own fractions of hydrocarbons, with a boiling point of 200 - 400 0 C;
  • the hydro derivatives of bi- and tricyclic aromatic hydrocarbons and their alkyl derivatives are selected and / or synthesized;
  • water-soluble compounds of metals of the VI and VIII groups of elements of the Periodic system are selected;
  • water-soluble or gel-like silicon compounds in the amount of OD - 5.0 weight are selected. % by weight of hydrocarbons;
  • the hydrocarbon processing method is illustrated in the flowchart in the figure.
  • hydrocarbons together with the water contained in them are sent for processing through product pipeline 1 to mixer 2.
  • hydrocarbons are mixed with hydrogen donors and a catalyst in the form of water-soluble compounds of metal salts or water-soluble / gel-like silicon compounds.
  • Hydrogen donors are selected in the form of their own fractions of hydrocarbons with
  • SUBSTITUTE SHEET (RULE 26) boiling point 200 - 400 0 C and / or obtained from own fractions of hydrocarbons, with a boiling point 200 - 400 0 C.
  • the resulting mixture through product pipeline 3 enters the dispersant 4.
  • the dispersant 4 is dispersed, including the catalyst, to a finely dispersed state of the emulsion or suspension, with a particle size of up to 10 - 50 microns.
  • the mixture through product pipeline 5 enters the reactor 6, where hydrogenation and / or cracking of the resulting mixture is carried out.
  • the light fraction is hydrogenated in the presence of a hydrogenation catalyst.
  • a hydrogenation catalyst for example, stationary alumina-cobalt-molybdenum and / or alumina-nickel-molybdenum catalysts are selected. Such hydrogenation
  • SUBSTITUTE SHEET (RULE 26) b provides both the necessary quality of marketable products and the formation of hydrogen donors, while it is possible to obtain hydro derivatives of bi- and tricyclic aromatic hydrocarbons and their alkyl derivatives.
  • the resulting mixture through product line 12 is sent to a distiller 13, where commercial products, such as gasoline, diesel fuel, etc. and a hydrogen donor, are released.
  • the selected hydrogen donor through the product pipe 14 enters the mixer 2.
  • SUBSTITUTE SHEET (RULE 26) fractions of hydrocarbons ensuring the occurrence of hydrogenation and / or cracking reactions.
  • Hydrogen donors contained in hydrocarbons after mixing when there is a lack of intrinsic hydrogen donors, they are produced by hydrogenation of the light fraction, mainly in the form of hydro derivatives of bi- and tricyclic aromatic hydrocarbons and their alkyl derivatives, they transfer hydrogen to acceptors, stabilize radical products resulting from degradation hydrocarbon multimer. In this case, a low hydrogen pressure is required, which is sufficient for the deep conversion of hydrocarbons into light petroleum products or products for petrochemical synthesis.
  • Example 1 Gas condensation is subjected to hydrogenation.
  • the feedstock contained fractions with boiling points: n.a. - 180 ° C - 40%,
  • Example 2 Hydrogenation is subjected to crude West Siberian oil.
  • the feedstock contained fractions with boiling points: n.a. - 180 ° C - 18.6%,
  • Example 3 Hydrogenation is subjected to the distillate of vacuum distillation of fuel oil.
  • Raw materials boiling at temperatures up to 500 0 C were mixed with 35% of the hydrogenated fractions boiling above 340 0 C and 0.1-5% of a water-soluble silicate catalyst.
  • the reaction was carried out at 410 - 450 0 C and pressure up to 2.5 MPa in a hollow reactor. 93% of the boiling fractions up to 34O 0 C, 7% of gas and 35% of the boiling fractions above 34O 0 C were obtained. They were used as recycle containing up to 95% of the catalyst and hydrogen donors.
  • Example 4 Hydrogenation is subjected to a residue of vacuum distillation of fuel oil.
  • Fractions 340 - 460 0 C are subjected to catalytic cracking according to the technology described in example 3. Cracking products together with a fraction up to 340 0 C are subjected to hydrofining by known methods. As a result, with the full processing of the tar, 23% of gasoline and 60% of diesel fuel were obtained, which meet the requirements of UCO - 4 European standard.

Abstract

La présente invention relève de la chimie et se rapporte en particulier à une technique permettant d'obtenir divers types de combustibles hydrocarbonés et de produits hydrocarbonés de départ pour la synthèse fondamentale et pétrochimique, à partir de sources de matières premières telles que le pétrole brut, les fractions pétrolières à haut point d'ébullition, les résidus pétroliers, les produits de la liquéfaction du charbon et de la production de coke et d'autres produits chimiques, les huiles usées et les déchets organiques domestiques et industriels. Un procédé de traitement d'hydrocarbures selon l'invention consiste : à sélectionner et/ou à synthétiser des donneurs d'hydrogène; à mélanger les hydrocarbures, les donneurs d'hydrogène et un catalyseur; à hydrogéner le mélange obtenu; à le séparer; à extraire la fraction légère et la fraction lourde; à soumettre ensuite la fraction lourde ainsi que le catalyseur et les donneurs d'hydrogène sélectionnés à une étape de mélange; et à hydrogéner la fraction légère et à extraire les donneurs d'hydrogène synthétisés, lesquels sont également soumis à une étape de mélange.
PCT/RU2007/000067 2006-08-18 2007-02-09 Procédé de traitement d'hydrocarbures WO2008024016A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2006129872/04A RU2312127C1 (ru) 2006-08-18 2006-08-18 Способ переработки углеводородов
RU2006129872 2006-08-18

Publications (1)

Publication Number Publication Date
WO2008024016A1 true WO2008024016A1 (fr) 2008-02-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/RU2007/000067 WO2008024016A1 (fr) 2006-08-18 2007-02-09 Procédé de traitement d'hydrocarbures

Country Status (2)

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RU (1) RU2312127C1 (fr)
WO (1) WO2008024016A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1144501A (fr) * 1980-02-28 1983-04-12 Glenn A. Sweany Methode de stimulation et d'amelioration du rendement d'un gisement de petrole lourd
CA2099713A1 (fr) * 1992-06-30 1993-12-31 Junichi Kubo Procede de conversion de l'huile lourde d'hydrocarbures en carburant leger d'hydrocarbures
RU2100407C1 (ru) * 1996-04-02 1997-12-27 Уфимский государственный нефтяной технический университет Способ крекинга тяжелых нефтяных остатков (варианты)
RU2255959C1 (ru) * 2004-02-03 2005-07-10 Озеренко Алексей Анатольевич Способ переработки нефти

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1144501A (fr) * 1980-02-28 1983-04-12 Glenn A. Sweany Methode de stimulation et d'amelioration du rendement d'un gisement de petrole lourd
CA2099713A1 (fr) * 1992-06-30 1993-12-31 Junichi Kubo Procede de conversion de l'huile lourde d'hydrocarbures en carburant leger d'hydrocarbures
RU2100407C1 (ru) * 1996-04-02 1997-12-27 Уфимский государственный нефтяной технический университет Способ крекинга тяжелых нефтяных остатков (варианты)
RU2255959C1 (ru) * 2004-02-03 2005-07-10 Озеренко Алексей Анатольевич Способ переработки нефти

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