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DK172215B1 - Fremgangsmåde til fjernelse af polymergeler fra et råoliereservoir - Google Patents

Fremgangsmåde til fjernelse af polymergeler fra et råoliereservoir Download PDF

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Publication number
DK172215B1
DK172215B1 DK694688A DK694688A DK172215B1 DK 172215 B1 DK172215 B1 DK 172215B1 DK 694688 A DK694688 A DK 694688A DK 694688 A DK694688 A DK 694688A DK 172215 B1 DK172215 B1 DK 172215B1
Authority
DK
Denmark
Prior art keywords
complexing agent
process according
acid
ppm
polymer
Prior art date
Application number
DK694688A
Other languages
Danish (da)
English (en)
Other versions
DK694688D0 (da
DK694688A (da
Inventor
Thomas Paul Lockhart
Giovanni Burrafato
Original Assignee
Agip Spa
Eniricerche Spa
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 Agip Spa, Eniricerche Spa filed Critical Agip Spa
Publication of DK694688D0 publication Critical patent/DK694688D0/da
Publication of DK694688A publication Critical patent/DK694688A/da
Application granted granted Critical
Publication of DK172215B1 publication Critical patent/DK172215B1/da

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
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/84—Compositions based on water or polar solvents
    • C09K8/86—Compositions based on water or polar solvents containing organic compounds
    • C09K8/88—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
    • C09K8/887—Compositions based on water or polar solvents containing organic compounds macromolecular compounds containing cross-linking agents
    • 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
    • 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
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/62—Compositions for forming crevices or fractures
    • C09K8/66—Compositions based on water or polar solvents
    • C09K8/68—Compositions based on water or polar solvents containing organic compounds
    • C09K8/685—Compositions based on water or polar solvents containing organic compounds containing cross-linking agents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00—Earth boring, well treating, and oil field chemistry
    • Y10S507/903—Crosslinked resin or polymer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00—Earth boring, well treating, and oil field chemistry
    • Y10S507/921—Specified breaker component for emulsion or gel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00—Earth boring, well treating, and oil field chemistry
    • Y10S507/935—Enhanced oil recovery

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
DK694688A 1988-02-05 1988-12-14 Fremgangsmåde til fjernelse af polymergeler fra et råoliereservoir DK172215B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8819318A IT1216740B (it) 1988-02-05 1988-02-05 Procedimento per rimuovere gelpolimerici in un pozzo petrolifero.
IT1931888 1988-02-05

Publications (3)

Publication Number Publication Date
DK694688D0 DK694688D0 (da) 1988-12-14
DK694688A DK694688A (da) 1989-08-06
DK172215B1 true DK172215B1 (da) 1998-01-05

Family

ID=11156690

Family Applications (1)

Application Number Title Priority Date Filing Date
DK694688A DK172215B1 (da) 1988-02-05 1988-12-14 Fremgangsmåde til fjernelse af polymergeler fra et råoliereservoir

Country Status (11)

Country Link
US (1) US4986356A (it)
EP (1) EP0326720B1 (it)
JP (1) JPH01219289A (it)
AU (1) AU614101B2 (it)
CA (1) CA1329983C (it)
DE (1) DE3872212T2 (it)
DK (1) DK172215B1 (it)
ES (1) ES2034176T3 (it)
IE (1) IE60753B1 (it)
IT (1) IT1216740B (it)
NO (1) NO177070C (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5219476A (en) * 1989-03-31 1993-06-15 Eniricerche S.P.A. Gellable aqueous composition and its use in enhanced petroleum recovery
US5082056A (en) * 1990-10-16 1992-01-21 Marathon Oil Company In situ reversible crosslinked polymer gel used in hydrocarbon recovery applications
US5069281A (en) * 1990-11-05 1991-12-03 Marathon Oil Company Process for enhanced delayed in situ gelation of chromium polyacrylamide gels
US5048609A (en) * 1990-12-14 1991-09-17 Marathon Oil Company Selective permeability reduction in a subterranean hydrocarbon-bearing formation using a nonselective gel
US5223159A (en) * 1991-03-18 1993-06-29 Smith William H Delayed breaking metal crosslinked polymer compositions
NO921026L (no) * 1991-03-18 1992-09-21 Halliburton Co Fremgangsmaate for brytning av metall-tverrbundede polymerer
US5224546A (en) * 1991-03-18 1993-07-06 Smith William H Method of breaking metal-crosslinked polymers
IT1245382B (it) * 1991-03-28 1994-09-20 Eniricerche Spa Composizione acquosa gelificabile utile per modificare la permeabilita' in un giacimento petrolifero
US5226481A (en) * 1992-03-04 1993-07-13 Bj Services Company Method for increasing the stability of water-based fracturing fluids
WO1994009253A1 (en) * 1992-10-21 1994-04-28 Gait Products Limited Composition for use in well drilling and maintenance
IT1264383B1 (it) * 1993-05-07 1996-09-23 Eniricerche Spa Fanghi di perforazione acquosi fluidificati con conplessi di zirconio e alluminio
US5559263A (en) * 1994-11-16 1996-09-24 Tiorco, Inc. Aluminum citrate preparations and methods
US6152234A (en) * 1998-06-10 2000-11-28 Atlantic Richfield Company Method for strengthening a subterranean formation
US6242390B1 (en) 1998-07-31 2001-06-05 Schlumberger Technology Corporation Cleanup additive
US6166103A (en) * 1998-12-21 2000-12-26 Atlantic Richfield Company Aqueous gelable compositions with delayed gelling times
US6156819A (en) * 1998-12-21 2000-12-05 Atlantic Richfield Company Use of low- and high-molecular-weight polymers in well treatments
US6133204A (en) * 1999-02-09 2000-10-17 Atlantic Richfield Company Use of oil-based gel-breaker/inhibitor compounds with polymer gels in well treatments
US6265355B1 (en) 1999-02-09 2001-07-24 Atlantic Richfield Company Gel-breaker composition and a method for breaking a gel
US7531484B2 (en) * 2002-11-26 2009-05-12 Halliburton Energy Services, Inc. Methods and solutions for removing HEC-based CFLA from a subterranean formation
US7749941B2 (en) * 2003-12-24 2010-07-06 Halliburton Energy Services, Inc. Method and composition for improving performance of aqueous and polymer based fluids at high temperatures
US20110053811A1 (en) * 2008-01-16 2011-03-03 M-I L.L.C. Methods for preventing or remediating xanthan deposition
CA2802799C (en) 2010-08-11 2015-03-03 University Of Kansas Delayed gelling agents
AU2013374213B2 (en) 2013-01-18 2016-09-22 Conocophillips Company Nanogels for delayed gelation
CA2928641C (en) * 2013-10-25 2023-03-14 Flex-Chem Holding Company, Llc Method for remediation of subterranean-formed metal-polymer complexes using a metal complexing agent
WO2015160666A1 (en) 2014-04-14 2015-10-22 Flex-Chem Holding Company, Llc Stimulation of wells in nano-darcy shale formations
WO2016037102A1 (en) 2014-09-04 2016-03-10 Flex-Chem Holding Company, Llc Slick-water fracturing using time release metal-complexing agent
US10982124B2 (en) 2017-11-06 2021-04-20 Saudi Arabian Oil Company Drill-in fluid compositions and methods
EP4041843A1 (en) 2019-10-10 2022-08-17 Flex-Chem Holding Company, LLC Method for remediation of subterranean-formed metal-polymer complexes using peracetic acid
CN112972975A (zh) * 2019-12-13 2021-06-18 浙江沣蓝环保技术有限公司 一种重金属螯合剂及其制备方法
CA3169215A1 (en) 2020-02-07 2021-08-12 Flex-Chem Holding Company, Llc Iron control as part of a well treatment using time-released agents
WO2021159066A1 (en) 2020-02-07 2021-08-12 Flex-Chem Holding Company, Llc Iron control as part of a well treatment using time-released agents
US11954800B2 (en) 2021-12-14 2024-04-09 Saudi Arabian Oil Company Converting borehole images into three dimensional structures for numerical modeling and simulation applications

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3330347A (en) * 1964-10-30 1967-07-11 Exxon Production Research Co Method of oil recovery using surfactants formed in situ
US3522844A (en) * 1968-12-12 1970-08-04 Mobil Oil Corp Oil recovery process with selective precipitation of positive nonsimple liquid
US3762476A (en) * 1972-01-03 1973-10-02 Phillips Petroleum Co Subterranean formation permeability correction
US3926258A (en) * 1972-12-27 1975-12-16 Phillips Petroleum Co Method for reducing formation permeability with gelled polymer solution having delayed gel time
US4096914A (en) * 1976-12-06 1978-06-27 Shell Oil Company Acidizing asphaltenic oil reservoirs with acids containing salicylic acid
US4083407A (en) * 1977-02-07 1978-04-11 The Dow Chemical Company Spacer composition and method of use
US4488601A (en) * 1982-09-29 1984-12-18 The Standard Oil Company Control of aluminum cross-linked polyacrylamides for sweep improvement
US4609475A (en) * 1984-02-24 1986-09-02 Halliburton Company Method of improving the permeability of a subterranean formation by removal of polymeric materials therefrom
US4604218A (en) * 1985-03-28 1986-08-05 Bj-Titan Services Company Aqueous acid gels and use thereof
US4648456A (en) * 1985-07-01 1987-03-10 Exxon Production Research Co. Method for acidizing siliceous formations
US4770796A (en) * 1987-01-12 1988-09-13 Petrolite Corporation Encapsulated breaker for cross-linked acid gel, fracture acidizing fluid containing same and method of use thereof
US4809781A (en) * 1988-03-21 1989-03-07 Mobil Oil Corporation Method for selectively plugging highly permeable zones in a subterranean formation

Also Published As

Publication number Publication date
IE883715L (en) 1989-08-05
JPH01219289A (ja) 1989-09-01
EP0326720B1 (en) 1992-06-17
IT1216740B (it) 1990-03-08
US4986356A (en) 1991-01-22
DE3872212T2 (de) 1993-01-07
DK694688D0 (da) 1988-12-14
ES2034176T3 (es) 1993-04-01
DE3872212D1 (de) 1992-07-23
NO177070B (no) 1995-04-03
NO177070C (no) 1995-07-12
NO885547L (no) 1989-08-07
AU614101B2 (en) 1991-08-22
IE60753B1 (en) 1994-08-10
NO885547D0 (no) 1988-12-14
CA1329983C (en) 1994-06-07
EP0326720A1 (en) 1989-08-09
IT8819318A0 (it) 1988-02-05
AU2685588A (en) 1989-08-10
DK694688A (da) 1989-08-06

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PUP Patent expired