SG11201705471TA - Characterization of crude oil by ultraviolet visible spectroscopy - Google Patents

Characterization of crude oil by ultraviolet visible spectroscopy

Info

Publication number
SG11201705471TA
SG11201705471TA SG11201705471TA SG11201705471TA SG11201705471TA SG 11201705471T A SG11201705471T A SG 11201705471TA SG 11201705471T A SG11201705471T A SG 11201705471TA SG 11201705471T A SG11201705471T A SG 11201705471TA SG 11201705471T A SG11201705471T A SG 11201705471TA
Authority
SG
Singapore
Prior art keywords
characterization
crude oil
ultraviolet visible
visible spectroscopy
spectroscopy
Prior art date
Application number
SG11201705471TA
Inventor
Omer Refa Koseoglu
Adnan Al-Hajji
Gordon Jamieson
Original Assignee
Saudi Arabian Oil Co
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 Saudi Arabian Oil Co filed Critical Saudi Arabian Oil Co
Publication of SG11201705471TA publication Critical patent/SG11201705471TA/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N21/3151—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using two sources of radiation of different wavelengths
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; viscous liquids; paints; inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; viscous liquids; paints; inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2823—Oils, i.e. hydrocarbon liquids raw oil, drilling fluid or polyphasic mixtures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3155—Measuring in two spectral ranges, e.g. UV and visible
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/129—Using chemometrical methods
SG11201705471TA 2015-01-05 2016-01-05 Characterization of crude oil by ultraviolet visible spectroscopy SG11201705471TA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562099669P 2015-01-05 2015-01-05
PCT/US2016/012167 WO2016112002A1 (en) 2015-01-05 2016-01-05 Characterizatin of crude oil by ultraviolet visible spectroscopy

Publications (1)

Publication Number Publication Date
SG11201705471TA true SG11201705471TA (en) 2017-08-30

Family

ID=55398388

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201705471TA SG11201705471TA (en) 2015-01-05 2016-01-05 Characterization of crude oil by ultraviolet visible spectroscopy

Country Status (8)

Country Link
US (1) US10794821B2 (en)
EP (1) EP3243065A1 (en)
JP (1) JP6836507B2 (en)
KR (1) KR20170118714A (en)
CN (1) CN107257926B (en)
SA (1) SA517381859B1 (en)
SG (1) SG11201705471TA (en)
WO (1) WO2016112002A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10627345B2 (en) * 2015-01-05 2020-04-21 Saudi Arabian Oil Company Characterization of crude oil by near infrared spectroscopy
US10451602B2 (en) * 2016-03-31 2019-10-22 Exxonmobil Research And Engineering Company Composition and method of screening hydrocarbons to limit potential toxicological hazards
CN112051224B (en) * 2020-08-12 2021-08-06 昆明理工大学 Method for detecting blending ratio of biodiesel blending fuel based on ultraviolet-visible spectrophotometry
US11320413B1 (en) 2021-02-24 2022-05-03 Saudi Arabian Oil Company Characterization of crude oil by time of flight mass spectrometry

Family Cites Families (95)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617501A (en) 1968-09-06 1971-11-02 Exxon Research Engineering Co Integrated process for refining whole crude oil
US3896312A (en) 1974-06-07 1975-07-22 Christopher W Brown Petroleum identification
SU817486A1 (en) 1979-06-07 1981-03-30 Грозненский Ордена Трудовогокрасного Знамени Нефтяной Институтим. Академика M.Д.Миллионщикова Method of determining oil content in non-purified oil paraffin
US4251870A (en) 1980-01-31 1981-02-17 Mobil Oil Corporation Control of gasoline manufacture
FR2611911B1 (en) 1987-02-27 1989-06-23 Bp France METHOD OF DIRECT DETERMINATION OF AN OCTANE INDEX
US4971915A (en) 1987-05-15 1990-11-20 Applied Biosystems, Inc. Simulated distillation of petroleum residues by capillary SFC
SU1523972A1 (en) 1987-05-20 1989-11-23 Электрогорский филиал Всесоюзного научно-исследовательского института по переработке нефти Method of determining composition and content of aromatic hydrocarbons in petroleum products
ES2095205T3 (en) 1987-08-18 1997-02-16 Bp Oil Int METHOD FOR THE DIRECT DETERMINATION OF PHYSICAL PROPERTIES OF HYDROCARBON PRODUCTS.
EP0305090B1 (en) 1987-08-18 1993-08-04 Bp Oil International Limited Method for the direct determination of physical properties of hydrocarbon products
US4962468A (en) 1987-12-09 1990-10-09 International Business Machines Corporation System and method for utilizing fast polygon fill routines in a graphics display system
US4897177A (en) 1988-03-23 1990-01-30 Exxon Chemical Patents Inc. Process for reforming a hydrocarbon fraction with a limited C9 + content
US4988446A (en) * 1988-05-14 1991-01-29 Exxon Research And Engineering Company Method for spectroscopic analysis of hydrocarbons
US5121337A (en) 1990-10-15 1992-06-09 Exxon Research And Engineering Company Method for correcting spectral data for data due to the spectral measurement process itself and estimating unknown property and/or composition data of a sample using such method
MY107458A (en) 1990-10-12 1995-12-30 Exxon Res & Engineering Company Special data measurement and correction
US5223714A (en) 1991-11-26 1993-06-29 Ashland Oil, Inc. Process for predicting properties of multi-component fluid blends
US5266800A (en) 1992-10-01 1993-11-30 Schlumberger Technology Corporation Method of distinguishing between crude oils
US5304807A (en) 1992-11-25 1994-04-19 Phillips Petroleum Company Method for determining the degradation of fuel oil by UV absorption
US5424959A (en) 1993-07-19 1995-06-13 Texaco Inc. Interpretation of fluorescence fingerprints of crude oils and other hydrocarbon mixtures using neural networks
US5656810A (en) 1993-11-22 1997-08-12 The Research Foundation Of City College Of New York Method and apparatus for evaluating the composition of an oil sample
US5572030A (en) 1994-04-22 1996-11-05 Intevep, S.A. Method for determining parameter of hydrocarbon
US6070128A (en) 1995-06-06 2000-05-30 Eutech Engineering Solutions Limited Method for determining properties using near infra-red (NIR) spectroscopy
US5699269A (en) 1995-06-23 1997-12-16 Exxon Research And Engineering Company Method for predicting chemical or physical properties of crude oils
US5600134A (en) 1995-06-23 1997-02-04 Exxon Research And Engineering Company Method for preparing blend products
US5602755A (en) 1995-06-23 1997-02-11 Exxon Research And Engineering Company Method for predicting chemical or physical properties of complex mixtures
US5699270A (en) 1995-06-23 1997-12-16 Exxon Research And Engineering Company Method for preparing lubrication oils (LAW232)
US5780850A (en) 1996-03-05 1998-07-14 Texaco Inc. API estimate using multiple fluorescence measurements
EP0859236A1 (en) 1997-02-14 1998-08-19 Bp Chemicals S.N.C. Determination of properties of oil
FR2774768B1 (en) 1998-02-10 2000-03-24 Inst Francais Du Petrole METHOD FOR DETERMINING AT LEAST ONE PHYSICOCHEMICAL PROPERTY OF AN OIL CUT
US6602403B1 (en) 1998-05-05 2003-08-05 Exxonmobil Chemical Patents Inc. Process for selectively producing high octane naphtha
US6711532B1 (en) * 1998-09-01 2004-03-23 A.C. Analytical Controls Holding, B.V. Method and apparatus for predicting a distillation temperature range of a hydrocarbon-containing compound
EP0984277B1 (en) * 1998-09-01 2007-07-18 AC Analytical Controls Holding B.V. A method and apparatus for predicting a distillation temperature range of a hydrocarbon-containing compound
KR100326588B1 (en) 1998-12-28 2002-10-12 에스케이 주식회사 Automated Crude Oil Analysis Using Near Infrared Spectroscopy
US6258987B1 (en) 1999-08-09 2001-07-10 Bp Amoco Corporation Preparation of alcohol-containing gasoline
US6611735B1 (en) 1999-11-17 2003-08-26 Ethyl Corporation Method of predicting and optimizing production
US7448046B2 (en) 2000-09-07 2008-11-04 Aspen Technology, Inc. Computer system for providing a collaborative workflow environment
US6893874B2 (en) 2000-10-17 2005-05-17 Baker Hughes Incorporated Method for storing and transporting crude oil
US7126332B2 (en) 2001-07-20 2006-10-24 Baker Hughes Incorporated Downhole high resolution NMR spectroscopy with polarization enhancement
US6841779B1 (en) 2001-08-24 2005-01-11 University Of Utah Research Foundation Measurement of wax precipitation temperature and precipitated solid weight percent versus temperature by infrared spectroscopy
US7241621B2 (en) 2001-11-30 2007-07-10 Exxonmobil Research And Engineering Company Method for determining residual fuel and insolubles contamination in used marine engine lubricants using UV-visible spectroscopy and chemometrics
US6662116B2 (en) 2001-11-30 2003-12-09 Exxonmobile Research And Engineering Company Method for analyzing an unknown material as a blend of known materials calculated so as to match certain analytical data and predicting properties of the unknown based on the calculated blend
US6633043B2 (en) 2002-01-30 2003-10-14 Ezzat M. Hegazi Method for characterization of petroleum oils using normalized time-resolved fluorescence spectra
US6949180B2 (en) 2002-10-09 2005-09-27 Chevron U.S.A. Inc. Low toxicity Fischer-Tropsch derived fuel and process for making same
US7173239B2 (en) 2003-03-14 2007-02-06 Baker Hughes Incorporated Method and apparatus for downhole quantification of methane using near infrared spectroscopy
US6984820B2 (en) 2003-11-20 2006-01-10 Siemens Energy & Automation, Inc. Method and apparatus for analyzing hydrocarbon streams
US7828958B2 (en) 2003-12-19 2010-11-09 Shell Oil Company Systems and methods of producing a crude product
US20060047444A1 (en) 2004-08-24 2006-03-02 Brown James M Method for analyzing an unknown material as a blend of known materials calculated so as to match certain analytical data and predicting properties of the unknown based on the calculated blend
US8512550B2 (en) 2004-08-24 2013-08-20 Exxonmobil Research And Engineering Company Refinery crude unit performance monitoring using advanced analytic techniques for raw material quality prediction
US8546146B2 (en) 2004-09-15 2013-10-01 Bp Oil International Limited Process for evaluating a refinery feedstock
JP4551451B2 (en) * 2004-09-17 2010-09-29 ビーピー オイル インターナショナル リミテッド Portable device for analysis of refinery feedstock or refinery process products
US7697141B2 (en) 2004-12-09 2010-04-13 Halliburton Energy Services, Inc. In situ optical computation fluid analysis system and method
US20070050154A1 (en) 2005-09-01 2007-03-01 Albahri Tareq A Method and apparatus for measuring the properties of petroleum fuels by distillation
US8645079B2 (en) 2005-09-01 2014-02-04 Kuwait University Method for measuring the properties of petroleum fuels by distillation
US7598487B2 (en) 2005-11-22 2009-10-06 Exxonmobil Research And Engineering Company Micro-hydrocarbon analysis
EP1813348A1 (en) 2006-01-30 2007-08-01 Bp Oil International Limited Sample Plate for fluid analysis in a refinery process
US7846390B2 (en) 2006-03-30 2010-12-07 King Fahd University Of Petroleum And Minerals Apparatus and method for measuring concentrations of fuel mixtures using depth-resolved laser-induced fluorescence
US7691788B2 (en) * 2006-06-26 2010-04-06 Schlumberger Technology Corporation Compositions and methods of using same in producing heavy oil and bitumen
JP2008032694A (en) 2006-07-04 2008-02-14 Dkk Toa Corp Method of identifying kind of oil, and kind of oil identifying unit
US7560711B2 (en) 2006-08-09 2009-07-14 King Fahd University Of Petroleum And Minerals Multiple fingerprinting of petroleum oils using normalized time-resolved laser-induced fluorescence spectral subtractions
US7389186B2 (en) 2006-08-11 2008-06-17 Exxonmobil Research And Engineering Company Prediction of stream composition and properties in near real time
US7705982B2 (en) 2006-08-14 2010-04-27 Schlumberger Technology Corporation Methods and apparatus for analyzing fluid properties of emulsions using fluorescence spectroscopy
US20090316139A1 (en) 2006-10-12 2009-12-24 Dev Sagar Shrestha Biodiesel/diesel blend level detection using absorbance
US20080160620A1 (en) * 2006-12-28 2008-07-03 United Technologies Corporation Method for quantitatively determining the dye content in dyed oils
US7768260B2 (en) 2007-02-23 2010-08-03 Baker Hughes Incorporated Methods for identification and quantification of multicomponent-fluid and estimating fluid gas/ oil ratio from NMR logs
US8781757B2 (en) 2007-10-12 2014-07-15 Real-Time Analyzers, Inc. Method and apparatus for determining properties of fuels
WO2009085834A1 (en) * 2007-12-20 2009-07-09 Chevron U.S.A. Inc. Base oil properties expert system
EP2244969A1 (en) 2008-01-16 2010-11-03 Shell Internationale Research Maatschappij B.V. A system and process for making hydrogen from a hydrocarbon stream
GB2459470B (en) 2008-04-23 2010-07-21 Schlumberger Holdings Solvent assisted oil recovery
WO2009142873A1 (en) 2008-05-22 2009-11-26 Schlumberger Canada Limited Downhole measurement of formation characteristics while drilling
US8114678B2 (en) 2009-02-24 2012-02-14 Exxonmobil Research & Engineering Company Multi-dimensional high performance liquid chromatographic separation technique (STAR7) for quantitative determinations of 7 fractions in heavy petroleum streams boiling above 550 degrees F
CA2802533C (en) 2010-06-22 2019-01-15 Phillips 66 Company Methodology to determine feed quality (di+ring aromatic content) of fcc and hydrocracking feeds
US9610367B2 (en) * 2010-08-24 2017-04-04 Canon Kabushiki Kaisha Particle and contrast agent having the particle
US9429556B2 (en) 2010-10-18 2016-08-30 Saudi Arabian Oil Company Relative valuation method for naphtha streams
US9423391B2 (en) 2010-10-18 2016-08-23 Saudi Arabain Oil Company Relative valuation method for naphtha streams
US20150106029A1 (en) 2011-06-28 2015-04-16 Omer Refa Koseoglu Method of characterizing crude oil by high pressure liquid chromatography
US8930149B1 (en) 2010-10-18 2015-01-06 Saudi Arabian Oil Company Relative valuation method for naphtha streams
US20150106027A1 (en) 2011-02-22 2015-04-16 Omer Refa Koseoglu Characterization of crude oil by nmr spectroscopy
US9285307B2 (en) 2011-02-22 2016-03-15 Saudi Arabian Oil Company Characterization of crude oil by ultraviolet visible spectroscopy
US20150106028A1 (en) 2011-06-29 2015-04-16 Omer Refa Koseoglu Characterization of crude oil by fourier transform ion cyclotron resonance mass spectrometry
US20150106031A1 (en) 2011-02-22 2015-04-16 Omer Refa Koseoglu Characterization of crude oil by near infrared spectroscopy
US9778240B2 (en) 2011-02-22 2017-10-03 Saudi Arabian Oil Company Characterization of crude oil by ultraviolet visible spectroscopy
US9816919B2 (en) 2011-02-22 2017-11-14 Saudi Arabian Oil Company Characterization of crude oil by simulated distillation
US9177766B2 (en) 2010-12-30 2015-11-03 Quest Diagnostics Investments Incorporated Mass spectrometric quantitation assay for metabolites of leflunomide
US10677718B2 (en) 2011-02-22 2020-06-09 Saudi Arabian Oil Company Characterization of crude oil by near infrared spectroscopy
US10031121B2 (en) 2011-02-22 2018-07-24 Saudi Arabian Oil Company Characterization of an API gravity value of crude oil by ultraviolet visible spectroscopy
US11022588B2 (en) 2011-02-22 2021-06-01 Saudi Arabian Oil Company Characterization of crude oil by simulated distillation
US10571452B2 (en) 2011-06-28 2020-02-25 Saudi Arabian Oil Company Characterization of crude oil by high pressure liquid chromatography
US10725013B2 (en) 2011-06-29 2020-07-28 Saudi Arabian Oil Company Characterization of crude oil by Fourier transform ion cyclotron resonance mass spectrometry
CN102998276B (en) * 2011-09-15 2015-09-23 中国石油化工股份有限公司 By the method for infrared spectrum measurement true boiling point curve of crude oil
WO2013102916A1 (en) 2012-01-06 2013-07-11 Bharat Petroleum Corporation Limited Prediction of refining characteristics of oil
US10048194B2 (en) 2012-02-21 2018-08-14 Saudi Arabian Oil Company Characterization of crude oil by ultraviolet visible spectroscopy
CA2781273C (en) 2012-06-28 2014-05-20 Imperial Oil Resources Limited Diluting agent for diluting viscous oil
US8911512B2 (en) 2012-09-20 2014-12-16 Kior, Inc. Use of NIR spectra for property prediction of bio-oils and fractions thereof
CN107257918B (en) 2015-01-05 2020-10-23 沙特阿拉伯石油公司 Characterization of crude oil and its fractions by thermogravimetric analysis
KR20170120103A (en) 2015-01-05 2017-10-30 사우디 아라비안 오일 컴퍼니 Characterization of crude oil and its fractions by fluorescence spectroscopy
WO2016111955A1 (en) 2015-01-05 2016-07-14 Saudi Arabian Oil Company Characterization of crude oil and its fractions by fourier transform infrared spectroscopy (ftir) analysis

Also Published As

Publication number Publication date
CN107257926B (en) 2020-12-01
KR20170118714A (en) 2017-10-25
JP6836507B2 (en) 2021-03-03
CN107257926A (en) 2017-10-17
WO2016112002A1 (en) 2016-07-14
US20170370830A1 (en) 2017-12-28
US10794821B2 (en) 2020-10-06
EP3243065A1 (en) 2017-11-15
JP2018505402A (en) 2018-02-22
SA517381859B1 (en) 2021-06-05

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