BR9405773A - Método para reduzir a precipitação de asfalto de óleo cru e método melhorado de recuperação de óleo - Google Patents

Método para reduzir a precipitação de asfalto de óleo cru e método melhorado de recuperação de óleo

Info

Publication number
BR9405773A
BR9405773A BR9405773A BR9405773A BR9405773A BR 9405773 A BR9405773 A BR 9405773A BR 9405773 A BR9405773 A BR 9405773A BR 9405773 A BR9405773 A BR 9405773A BR 9405773 A BR9405773 A BR 9405773A
Authority
BR
Brazil
Prior art keywords
crude oil
precipitation
oil
improved method
reduce asphalt
Prior art date
Application number
BR9405773A
Other languages
English (en)
Inventor
Julian Romocki
Original Assignee
Buckman Labor Inc
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 Buckman Labor Inc filed Critical Buckman Labor Inc
Publication of BR9405773A publication Critical patent/BR9405773A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
    • C09K8/524—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning organic depositions, e.g. paraffins or asphaltenes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
    • E21B43/164—Injecting CO2 or carbonated water

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR9405773A 1993-02-08 1994-02-04 Método para reduzir a precipitação de asfalto de óleo cru e método melhorado de recuperação de óleo BR9405773A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/014,724 US5388644A (en) 1993-02-08 1993-02-08 Application of N,N-dialkylamides to reduce precipitation of asphalt from crude oil
PCT/US1994/000939 WO1994018430A1 (en) 1993-02-08 1994-02-04 Application of n,n-dialkylamides to reduce precipitation of asphalt from crude oil

Publications (1)

Publication Number Publication Date
BR9405773A true BR9405773A (pt) 1995-11-28

Family

ID=21767323

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9405773A BR9405773A (pt) 1993-02-08 1994-02-04 Método para reduzir a precipitação de asfalto de óleo cru e método melhorado de recuperação de óleo

Country Status (20)

Country Link
US (1) US5388644A (pt)
EP (1) EP0681640B1 (pt)
JP (1) JPH08510481A (pt)
CN (1) CN1042254C (pt)
AT (1) ATE191769T1 (pt)
AU (1) AU685423B2 (pt)
BR (1) BR9405773A (pt)
CA (1) CA2155512C (pt)
CZ (1) CZ189695A3 (pt)
DE (1) DE69423958T2 (pt)
DK (1) DK0681640T3 (pt)
ES (1) ES2145127T3 (pt)
FI (1) FI953745A0 (pt)
GR (1) GR3033891T3 (pt)
NO (1) NO953088L (pt)
NZ (1) NZ328010A (pt)
PT (1) PT681640E (pt)
SG (1) SG76446A1 (pt)
SK (1) SK96395A3 (pt)
WO (1) WO1994018430A1 (pt)

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DE19828352A1 (de) 1998-06-25 1999-12-30 Clariant Gmbh Synergistische Mischungen von Phosphorsäureestern mit Carbonsäuren oder Carbonsäurederivaten als Asphalten-Dispergatoren
US6135207A (en) * 1998-08-27 2000-10-24 Jacam Chemicals, L.L.C. Well treatment pellets
US6206103B1 (en) * 1998-08-27 2001-03-27 Jacam Chemicals L.L.C. Pipeline treatment composites
US6213214B1 (en) * 1998-08-27 2001-04-10 Jacam Chemicals L.L.C. Pipeline treatment composites
US6313367B1 (en) * 1999-02-22 2001-11-06 Baker Hughes Incorporated Inhibition of asphaltene deposition in crude oil production systems
FR2808167B1 (fr) * 2000-04-28 2005-03-18 Mars Alimentaire Procede de realisation de confiseries en vrac
US7182839B2 (en) * 2001-08-06 2007-02-27 Baker Hughes Incorporated Preventing deposition of fouling agents onto equipment
US20030213747A1 (en) * 2002-02-27 2003-11-20 Carbonell Ruben G. Methods and compositions for removing residues and substances from substrates using environmentally friendly solvents
US6962346B2 (en) * 2003-05-19 2005-11-08 General Motors Corporation Gasket and heat shield assembly for a flanged joint
US7097759B2 (en) * 2003-05-23 2006-08-29 Rohm And Haas Company Carbonyl, thiocarbonyl or imine containing compounds as asphaltene dispersants in crude oil
US7674365B2 (en) * 2004-10-07 2010-03-09 Rohm And Haas Company Formulations useful as asphaltene dispersants in petroleum products
CA2560423C (en) * 2005-09-21 2011-05-24 Innovative Chemical Technologies Canada Ltd. Fluid with asphaltene control
ES2645218T3 (es) * 2006-03-18 2017-12-04 Cognis Ip Management Gmbh Procedimiento continuo para la producción de alquilamidas de ácido monocarboxílico
EP2203495A1 (en) * 2007-10-23 2010-07-07 Cognis IP Management GmbH Polyurethane resins for laminating inks
GB2459470B (en) * 2008-04-23 2010-07-21 Schlumberger Holdings Solvent assisted oil recovery
GB2459471B (en) * 2008-04-23 2010-07-14 Schlumberger Holdings Forecasting asphaltic precipitation
WO2011152856A1 (en) * 2010-06-04 2011-12-08 Dow Global Technologies Llc Oil recovery
ES2623543T3 (es) 2010-10-25 2017-07-11 Stepan Company Amidas grasas y derivados de una metátesis de aceite natural
CN103004756B (zh) * 2012-12-28 2015-04-22 深圳诺普信农化股份有限公司 农药溶剂及其制备方法和应用
US9670760B2 (en) * 2013-10-30 2017-06-06 Chevron U.S.A. Inc. Process for in situ upgrading of a heavy hydrocarbon using asphaltene precipitant additives
MX368309B (es) 2014-12-11 2019-09-26 Mexicano Inst Petrol Liquidos zwitterionicos geminales base hidroxipropil betaina, proceso de obtencion y uso como modificadores de la mojabilidad con propiedades inhibitorias/dispersantes de asfaltenos.
US10975291B2 (en) 2018-02-07 2021-04-13 Chevron U.S.A. Inc. Method of selection of asphaltene precipitant additives and process for subsurface upgrading therewith
CN114656334B (zh) * 2020-12-22 2024-04-02 中国石油化工股份有限公司 一种酚醛低聚物及其制备方法以及沥青质沉积抑制剂组合物

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US2356205A (en) * 1942-10-21 1944-08-22 Petrolite Corp Process for increasing productivity of subterranean oil-bearing strata
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US2873253A (en) * 1957-10-22 1959-02-10 Exxon Research Engineering Co Method of inhibiting the deposition of formally solid paraffins from a petroliferousfluid containing same
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Also Published As

Publication number Publication date
SK96395A3 (en) 1995-12-06
FI953745A (fi) 1995-08-07
GR3033891T3 (en) 2000-11-30
CZ189695A3 (en) 1996-02-14
CN1118617A (zh) 1996-03-13
DK0681640T3 (da) 2000-07-03
DE69423958D1 (de) 2000-05-18
AU685423B2 (en) 1998-01-22
AU6096694A (en) 1994-08-29
SG76446A1 (en) 2000-11-21
CA2155512C (en) 2001-08-14
EP0681640B1 (en) 2000-04-12
JPH08510481A (ja) 1996-11-05
DE69423958T2 (de) 2000-07-27
US5388644A (en) 1995-02-14
FI953745A0 (fi) 1995-08-07
ATE191769T1 (de) 2000-04-15
CN1042254C (zh) 1999-02-24
PT681640E (pt) 2000-08-31
CA2155512A1 (en) 1994-08-18
EP0681640A1 (en) 1995-11-15
NO953088D0 (no) 1995-08-07
ES2145127T3 (es) 2000-07-01
NZ328010A (en) 1998-10-28
NO953088L (no) 1995-08-07
WO1994018430A1 (en) 1994-08-18

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 04/02/2014