CA2631000A1 - Appareil, compositions et methodes pour reduire la viscosite de liquides de fracturation - Google Patents

Appareil, compositions et methodes pour reduire la viscosite de liquides de fracturation Download PDF

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Publication number
CA2631000A1
CA2631000A1 CA 2631000 CA2631000A CA2631000A1 CA 2631000 A1 CA2631000 A1 CA 2631000A1 CA 2631000 CA2631000 CA 2631000 CA 2631000 A CA2631000 A CA 2631000A CA 2631000 A1 CA2631000 A1 CA 2631000A1
Authority
CA
Canada
Prior art keywords
fluid
viscosity
microbe
formation
gelled
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.)
Granted
Application number
CA 2631000
Other languages
English (en)
Other versions
CA2631000C (fr
Inventor
Barry Ekstrand
Frank Zamora
Sarkis R. Kakadjian
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.)
Lubrizol Oilfield Chemistry LLC
Original Assignee
Clearwater International 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
Priority claimed from US12/116,072 external-priority patent/US7942201B2/en
Application filed by Clearwater International Inc filed Critical Clearwater International Inc
Publication of CA2631000A1 publication Critical patent/CA2631000A1/fr
Application granted granted Critical
Publication of CA2631000C publication Critical patent/CA2631000C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C09K8/62—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
    • 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
    • C09K8/70—Compositions for forming crevices or fractures characterised by their form or by the form of their components, e.g. foams
    • C09K8/706—Encapsulated breakers
    • 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
    • C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
    • C09K2208/24—Bacteria or enzyme containing gel breakers

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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Medicinal Preparation (AREA)
  • Colloid Chemistry (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
CA 2631000 2007-05-11 2008-05-09 Appareil, compositions et methodes pour reduire la viscosite de liquides de fracturation Expired - Fee Related CA2631000C (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US91759807P 2007-05-11 2007-05-11
US60/917,598 2007-05-11
US12/116,072 US7942201B2 (en) 2007-05-11 2008-05-06 Apparatus, compositions, and methods of breaking fracturing fluids
US12/116,072 2008-05-06

Publications (2)

Publication Number Publication Date
CA2631000A1 true CA2631000A1 (fr) 2008-11-11
CA2631000C CA2631000C (fr) 2012-02-21

Family

ID=39571017

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2631000 Expired - Fee Related CA2631000C (fr) 2007-05-11 2008-05-09 Appareil, compositions et methodes pour reduire la viscosite de liquides de fracturation

Country Status (2)

Country Link
CA (1) CA2631000C (fr)
GB (1) GB2450204B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012045155A1 (fr) * 2010-10-06 2012-04-12 Trican Well Service Ltd. Agents de fracture enzymatiques et procédé pour des systèmes fluides

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012021373A1 (fr) * 2010-08-12 2012-02-16 Conocophillips Company Matériau à libération contrôlée
AU2018227567B2 (en) 2017-03-03 2022-12-01 Locus Solutions Ipco, Llc Compositions and methods for microbial enhanced digestion of polymers in fracking wells
WO2019022996A1 (fr) 2017-07-27 2019-01-31 Locus Oil Company, Llc Procédés améliorés d'obturation sélective et non sélective pour injection d'eau en récupération de pétrole améliorée
US11549052B2 (en) 2017-11-08 2023-01-10 Locus Solutions Ipco, Llc Multifunctional composition for enhanced oil recovery, improved oil quality and prevention of corrosion
CA3098893A1 (fr) 2018-04-30 2019-11-07 Locus Oil Ip Company, Llc Compositions et procedes de liquefaction de paraffine et de recuperation amelioree de petrole dans des puits de petrole et equipement associe
US11549053B2 (en) 2018-07-30 2023-01-10 Locus Solutions Ipco, Llc Compositions and methods for enhanced oil recovery from low permeability formations
CA3109949A1 (fr) 2018-08-20 2020-02-27 Locus Oil Ip Company, Llc Procedes d'elimination de paraffine et de recuperation de petrole post-primaire etendue
CN112175874B (zh) * 2020-10-12 2023-04-07 天津科技大学 一种复合酶及其处理瓜胶压裂液返排液的方法
CN114635678B (zh) * 2022-02-24 2023-07-07 东北大学 一种微生物联合水力压裂煤层增透系统及方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5869325A (en) * 1996-03-22 1999-02-09 Atlantic Richfield Company Use of bacteria to break gels used in well treatment fluids
US7052901B2 (en) * 2000-10-31 2006-05-30 Baker Hughes Incorporated Bacteria-based and enzyme-based mechanisms and products for viscosity reduction breaking of viscoelastic fluids
US7256160B2 (en) * 2001-11-13 2007-08-14 Baker Hughes Incorporated Fracturing fluids for delayed flow back operations

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012045155A1 (fr) * 2010-10-06 2012-04-12 Trican Well Service Ltd. Agents de fracture enzymatiques et procédé pour des systèmes fluides

Also Published As

Publication number Publication date
GB2450204A (en) 2008-12-17
GB2450204B (en) 2011-10-12
CA2631000C (fr) 2012-02-21
GB0808388D0 (en) 2008-06-18

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Effective date: 20200831