CA2931998C - Procedes d'entretien de puits de forage et compositions comprenant des polymeres degradables - Google Patents

Procedes d'entretien de puits de forage et compositions comprenant des polymeres degradables Download PDF

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Publication number
CA2931998C
CA2931998C CA2931998A CA2931998A CA2931998C CA 2931998 C CA2931998 C CA 2931998C CA 2931998 A CA2931998 A CA 2931998A CA 2931998 A CA2931998 A CA 2931998A CA 2931998 C CA2931998 C CA 2931998C
Authority
CA
Canada
Prior art keywords
acid
wellbore
polymer
subterranean formation
degradable polymer
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
CA2931998A
Other languages
English (en)
Other versions
CA2931998A1 (fr
Inventor
B. Raghava Reddy
Janette CORTEZ
Andrea Ontiveros
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 Energy Services Inc
Original Assignee
Halliburton Energy Services 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 US14/146,821 external-priority patent/US9359543B2/en
Application filed by Halliburton Energy Services Inc filed Critical Halliburton Energy Services Inc
Publication of CA2931998A1 publication Critical patent/CA2931998A1/fr
Application granted granted Critical
Publication of CA2931998C publication Critical patent/CA2931998C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02Well-drilling compositions
    • C09K8/03Specific additives for general use in well-drilling compositions

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  • 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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyamides (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)

Abstract

La présente invention concerne un polymère dégradable dans une partie d'un puits de forage et/ou d'une formation souterraine ; un fluide d'entretien de puits de forage comprenant un accélérateur de dégradation à base de sel particulaire et un activateur neutralisant, l'accélérateur de dégradation à base de sel particulaire étant formé en faisant réagir une solution d'accélérateur de dégradation choisi dans le groupe constitué par une alcanolamine ; un oligomère d'aziridine ; un polymère d'aziridine ; une diamine ; et une combinaison quelconque de ceux-ci, avec un acide, et l'activateur neutralisant pouvant dissocier l'acide de l'accélérateur de dégradation à base de sel particulaire par neutralisation de sorte à former un accélérateur de dégradation neutralisé ; l'introduction du fluide d'entretien de puits de forage dans un puits de forage et/ou une formation souterraine ; la mise en contact du polymère dégradable avec l'accélérateur de dégradation neutralisé ; et la dégradation du polymère dégradable.
CA2931998A 2014-01-03 2014-12-04 Procedes d'entretien de puits de forage et compositions comprenant des polymeres degradables Expired - Fee Related CA2931998C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/146,821 US9359543B2 (en) 2012-10-25 2014-01-03 Wellbore servicing methods and compositions comprising degradable polymers
US14/146,821 2014-01-03
PCT/US2014/068551 WO2015102802A1 (fr) 2014-01-03 2014-12-04 Procédés d'entretien de puits de forage et compositions comprenant des polymères dégradables

Publications (2)

Publication Number Publication Date
CA2931998A1 CA2931998A1 (fr) 2015-07-09
CA2931998C true CA2931998C (fr) 2017-11-28

Family

ID=53493869

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2931998A Expired - Fee Related CA2931998C (fr) 2014-01-03 2014-12-04 Procedes d'entretien de puits de forage et compositions comprenant des polymeres degradables

Country Status (3)

Country Link
AR (1) AR098792A1 (fr)
CA (1) CA2931998C (fr)
WO (1) WO2015102802A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9359543B2 (en) 2012-10-25 2016-06-07 Halliburton Energy Services, Inc. Wellbore servicing methods and compositions comprising degradable polymers
US10472555B2 (en) 2016-04-08 2019-11-12 Schlumberger Technology Corporation Polymer gel for water control applications
CA2969174A1 (fr) * 2017-06-02 2018-12-02 Fluid Energy Group Ltd. Compositions d'acide modifie novatrices comme remplacements des acides conventionnels dans l'industrie du petrole et du gaz

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7036587B2 (en) * 2003-06-27 2006-05-02 Halliburton Energy Services, Inc. Methods of diverting treating fluids in subterranean zones and degradable diverting materials
US7691789B2 (en) * 2006-03-31 2010-04-06 Schlumberger Technology Corporation Self-cleaning well control fluid
US7455112B2 (en) * 2006-09-29 2008-11-25 Halliburton Energy Services, Inc. Methods and compositions relating to the control of the rates of acid-generating compounds in acidizing operations
US8163826B2 (en) * 2006-11-21 2012-04-24 Schlumberger Technology Corporation Polymeric acid precursor compositions and methods
US7786051B2 (en) * 2006-12-07 2010-08-31 Schlumberger Technology Corporation Method of preventing or reducing fluid loss in subterranean formations

Also Published As

Publication number Publication date
CA2931998A1 (fr) 2015-07-09
WO2015102802A1 (fr) 2015-07-09
AR098792A1 (es) 2016-06-15

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Legal Events

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EEER Examination request

Effective date: 20160527

MKLA Lapsed

Effective date: 20201204