DE69200786T2 - Metallvernetztes Polymergel und dessen Brechen. - Google Patents

Metallvernetztes Polymergel und dessen Brechen.

Info

Publication number
DE69200786T2
DE69200786T2 DE1992600786 DE69200786T DE69200786T2 DE 69200786 T2 DE69200786 T2 DE 69200786T2 DE 1992600786 DE1992600786 DE 1992600786 DE 69200786 T DE69200786 T DE 69200786T DE 69200786 T2 DE69200786 T2 DE 69200786T2
Authority
DE
Germany
Prior art keywords
breaking
metal
crosslinked polymer
polymer gel
gel
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE1992600786
Other languages
English (en)
Other versions
DE69200786D1 (de
Inventor
William H Smith
Jim D Weaver
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Halliburton Co
Original Assignee
Halliburton 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 Halliburton Co filed Critical Halliburton Co
Publication of DE69200786D1 publication Critical patent/DE69200786D1/de
Application granted granted Critical
Publication of DE69200786T2 publication Critical patent/DE69200786T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/17—Amines; Quaternary ammonium compounds
    • C08K5/175—Amines; Quaternary ammonium compounds containing COOH-groups; Esters or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/315—Compounds containing carbon-to-nitrogen triple bonds
    • 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
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/06—Clay-free compositions
    • C09K8/12—Clay-free compositions containing synthetic organic macromolecular compounds or their precursors
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE1992600786 1991-03-18 1992-03-18 Metallvernetztes Polymergel und dessen Brechen. Expired - Fee Related DE69200786T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US67104891A 1991-03-18 1991-03-18
US77443691A 1991-10-10 1991-10-10

Publications (2)

Publication Number Publication Date
DE69200786D1 DE69200786D1 (de) 1995-01-19
DE69200786T2 true DE69200786T2 (de) 1995-04-13

Family

ID=27100457

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992600786 Expired - Fee Related DE69200786T2 (de) 1991-03-18 1992-03-18 Metallvernetztes Polymergel und dessen Brechen.

Country Status (4)

Country Link
EP (1) EP0505169B1 (de)
DE (1) DE69200786T2 (de)
DK (1) DK0505169T3 (de)
NO (1) NO921026L (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9411269D0 (en) * 1994-06-06 1994-07-27 Archaeus Tech Group Delayed acid for gel breaking
WO1997026311A1 (en) * 1996-01-16 1997-07-24 Great Lakes Chemical Corporation High density viscosified aqueous compositions
WO1997026310A1 (en) * 1996-01-17 1997-07-24 Great Lakes Chemical Corporation Viscosification of high density brines
US6007702A (en) * 1998-05-22 1999-12-28 Texaco Inc. Process for removing water from heavy crude oil
DE102005039970A1 (de) 2005-08-23 2007-03-08 Basf Ag Verfahren zur Herstellung niedrigviskoser Polymergele
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
AU2015247994B2 (en) 2014-04-14 2018-03-29 Flex-Chem Holding Company, Llc Stimulation of wells in nano-darcy shale formations
WO2021072233A1 (en) 2019-10-10 2021-04-15 Flex-Chem Holding Company, Llc Method for remediation of subterranean-formed metal-polymer complexes using peracetic acid

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926258A (en) * 1972-12-27 1975-12-16 Phillips Petroleum Co Method for reducing formation permeability with gelled polymer solution having delayed gel time
GB2158487B (en) * 1984-05-11 1987-10-28 Dow Chemical Co Gelled acid composition for acidizing subterranean formations
IT1216740B (it) * 1988-02-05 1990-03-08 Agip S P A Eniricerche S P A Procedimento per rimuovere gelpolimerici in un pozzo petrolifero.
US4968442A (en) * 1989-03-30 1990-11-06 Marathon Oil Company Gel composition and method of treatment

Also Published As

Publication number Publication date
DK0505169T3 (da) 1995-03-13
DE69200786D1 (de) 1995-01-19
EP0505169A1 (de) 1992-09-23
EP0505169B1 (de) 1994-12-07
NO921026L (no) 1992-09-21
NO921026D0 (no) 1992-03-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee