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1. WO2012069832 - PROCESS FOR REMOVING NAPHTHENIC ACIDS FROM CRUDE OIL AND CRUDE OIL DISTILLATES

Publication Number WO/2012/069832
Publication Date 31.05.2012
International Application No. PCT/GB2011/052304
International Filing Date 23.11.2011
IPC
C10G 21/16 2006.01
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
GCRACKING 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
21Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
06characterised by the solvent used
12Organic compounds only
16Oxygen-containing compounds
C10G 21/27 2006.01
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
GCRACKING 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
21Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
06characterised by the solvent used
12Organic compounds only
27Organic compounds not provided for in a single one of groups C10G21/14-C10G21/26113
C10G 21/28 2006.01
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
GCRACKING 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
21Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
28Recovery of used solvent
CPC
C07C 211/63
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
211Compounds containing amino groups bound to a carbon skeleton
62Quaternary ammonium compounds
63having quaternised nitrogen atoms bound to acyclic carbon atoms
C07C 51/48
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
51Preparation of carboxylic acids or their salts, halides or anhydrides
42Separation; Purification; Stabilisation; Use of additives
48by liquid-liquid treatment
C07C 7/11
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
7Purification; Separation; Use of additives
11by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
C10G 19/00
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION
19Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
C10G 19/02
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION
19Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
02with aqueous alkaline solutions
C10G 19/067
CCHEMISTRY; METALLURGY
10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION
19Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
067with molten alkaline material
Applicants
  • THE QUEEN'S UNIVERSITY OF BELFAST [GB]/[GB] (AllExceptUS)
  • HARDACRE, Christopher [GB]/[GB] (UsOnly)
  • GOODRICH, Peter [GB]/[GB] (UsOnly)
  • HUSSAIN, Azlan [MY]/[GB] (UsOnly)
  • ROONEY, David [GB]/[GB] (UsOnly)
Inventors
  • HARDACRE, Christopher
  • GOODRICH, Peter
  • HUSSAIN, Azlan
  • ROONEY, David
Agents
  • HAMER, Christopher
Priority Data
1020029.325.11.2010GB
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) PROCESS FOR REMOVING NAPHTHENIC ACIDS FROM CRUDE OIL AND CRUDE OIL DISTILLATES
(FR) PROCÉDÉ D'EXTRACTION D'ACIDES NAPHTÉNIQUES À PARTIR DE PÉTROLE BRUT ET DE DISTILLATS DE PÉTROLE BRUT
Abstract
(EN)
The present invention relates to a process for the removal of naphthenic acids from crude oils and crude oil distillates by use of supported basic ionic liquids.
(FR)
La présente invention concerne un procédé d'extraction d'acides naphténiques à partir de pétroles bruts et de distillats de pétrole brut par l'utilisation de liquides ioniques basiques supportés.
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