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BRPI0819127A2 - Método para cimentar. - Google Patents

Método para cimentar.

Info

Publication number
BRPI0819127A2
BRPI0819127A2 BRPI0819127A BRPI0819127A2 BR PI0819127 A2 BRPI0819127 A2 BR PI0819127A2 BR PI0819127 A BRPI0819127 A BR PI0819127A BR PI0819127 A2 BRPI0819127 A2 BR PI0819127A2
Authority
BR
Brazil
Prior art keywords
cementing
Prior art date
Application number
Other languages
English (en)
Inventor
David S Kulakofsky
Ronald R Faul
William Hunter
Krishna M Ravi
Anthony M Badalamenti
Original Assignee
Halliburton Energy Serv 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 Halliburton Energy Serv Inc filed Critical Halliburton Energy Serv Inc
Publication of BRPI0819127A2 publication Critical patent/BRPI0819127A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/10—Coating or impregnating
    • C04B20/1018—Coating or impregnating with organic materials
    • C04B20/1029—Macromolecular compounds
    • 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
    • C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
    • C09K8/46—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
    • C09K8/467—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement containing additives for specific purposes
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
    • E21B33/14—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/005—Monitoring or checking of cementation quality or level
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0045—Polymers chosen for their physico-chemical characteristics
    • C04B2103/0049—Water-swellable polymers

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Ceramic Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Geophysics (AREA)
  • Quality & Reliability (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sealing Material Composition (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Pipe Accessories (AREA)
  • Examining Or Testing Airtightness (AREA)
BRPI0819127 2007-11-09 2008-10-17 Método para cimentar. BRPI0819127A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/937,661 US8240377B2 (en) 2007-11-09 2007-11-09 Methods of integrating analysis, auto-sealing, and swellable-packer elements for a reliable annular seal
PCT/GB2008/003536 WO2009060170A1 (en) 2007-11-09 2008-10-17 Methods of integrating analysis, auto-sealing, and swellable- packer elements for a reliable annular seal

Publications (1)

Publication Number Publication Date
BRPI0819127A2 true BRPI0819127A2 (pt) 2015-05-05

Family

ID=40280835

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0819127 BRPI0819127A2 (pt) 2007-11-09 2008-10-17 Método para cimentar.

Country Status (7)

Country Link
US (1) US8240377B2 (pt)
EP (1) EP2217790B1 (pt)
BR (1) BRPI0819127A2 (pt)
CO (1) CO6270272A2 (pt)
EC (1) ECSP10010050A (pt)
MX (1) MX2010004279A (pt)
WO (1) WO2009060170A1 (pt)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7607482B2 (en) 2005-09-09 2009-10-27 Halliburton Energy Services, Inc. Settable compositions comprising cement kiln dust and swellable particles
NO322718B1 (no) * 2004-12-16 2006-12-04 Easy Well Solutions As Fremgangsmate og anordning for tetting av et med stopemasse ufullstendig fylt rom
US7607484B2 (en) 2005-09-09 2009-10-27 Halliburton Energy Services, Inc. Foamed cement compositions comprising oil-swellable particles and methods of use
US9676989B2 (en) 2005-09-09 2017-06-13 Halliburton Energy Services, Inc. Sealant compositions comprising cement kiln dust and tire-rubber particles and method of use
US20100044027A1 (en) * 2008-08-20 2010-02-25 Baker Hughes Incorporated Arrangement and method for sending and/or sealing cement at a liner hanger
US7841417B2 (en) * 2008-11-24 2010-11-30 Halliburton Energy Services, Inc. Use of swellable material in an annular seal element to prevent leakage in a subterranean well
US7792250B1 (en) 2009-04-30 2010-09-07 Halliburton Energy Services Inc. Method of selecting a wellbore cement having desirable characteristics
US20100323933A1 (en) * 2009-06-23 2010-12-23 Fuller Michael J Hydrocarbon-Based Filtercake Dissolution Fluid
US8100190B2 (en) * 2009-08-11 2012-01-24 Halliburton Energy Services, Inc. Methods for swelling swellable elements in a portion of a well using a water-in-oil emulsion
US8042618B2 (en) * 2009-08-11 2011-10-25 Halliburton Energy Services, Inc. Methods for swelling swellable elements in a portion of a well using an oil-in-water emulsion
US20120168161A1 (en) * 2010-12-29 2012-07-05 Baker Hughes Incorporated Plug-inducing matter and method of plugging a wellbore
US8636063B2 (en) 2011-02-16 2014-01-28 Halliburton Energy Services, Inc. Cement slurry monitoring
US8459366B2 (en) * 2011-03-08 2013-06-11 Halliburton Energy Services, Inc. Temperature dependent swelling of a swellable material
US9075155B2 (en) 2011-04-08 2015-07-07 Halliburton Energy Services, Inc. Optical fiber based downhole seismic sensor systems and methods
US8887806B2 (en) 2011-05-26 2014-11-18 Halliburton Energy Services, Inc. Method for quantifying cement blend components
US9127531B2 (en) 2011-09-07 2015-09-08 Halliburton Energy Services, Inc. Optical casing collar locator systems and methods
US9127532B2 (en) 2011-09-07 2015-09-08 Halliburton Energy Services, Inc. Optical casing collar locator systems and methods
WO2013051937A1 (en) 2011-10-04 2013-04-11 Ruma Products Holding B.V. Swellable elastomeric polymer materials
US9297767B2 (en) 2011-10-05 2016-03-29 Halliburton Energy Services, Inc. Downhole species selective optical fiber sensor systems and methods
EP2623578A1 (en) * 2011-12-13 2013-08-07 Services Pétroliers Schlumberger Compositions and methods for reducing torque during well cementing
US10060250B2 (en) 2012-03-13 2018-08-28 Halliburton Energy Services, Inc. Downhole systems and methods for water source determination
US9416619B2 (en) 2013-10-16 2016-08-16 Lawrence Livermore National Security, Llc Cementing a wellbore using cementing material encapsulated in a shell
US9822295B2 (en) 2013-10-30 2017-11-21 Halliburton Energy Services, Inc. Vulcanized oil and water swellable particulate composite compositions
KR20150144636A (ko) 2014-06-17 2015-12-28 인천광역시(인천광역시경제자유구역청장) 이상음원 위치 추적 시스템 및 방법
KR20150144640A (ko) 2014-06-17 2015-12-28 인천광역시(인천광역시경제자유구역청장) 이상음원 판단장치 및 방법
US20160002998A1 (en) * 2014-07-02 2016-01-07 Gravity Sand Control, Llc Method of Supporting a Subterranean Conduit
US10316413B2 (en) 2015-08-18 2019-06-11 Baker Hughes, A Ge Company, Llc Self-healing coatings for oil and gas applications
CN106566177A (zh) * 2016-10-31 2017-04-19 无锡市永兴金属软管有限公司 一种钻井用可膨胀波纹管材料的制备方法
CN107384342B (zh) * 2017-07-14 2020-08-11 中国石油天然气集团公司 一种固井水泥浆及其评价方法
MX2020003354A (es) 2017-11-13 2020-07-29 Halliburton Energy Services Inc Metal expansible para anillos toricos, cierres y juntas que no son elastomericos.
US10202537B1 (en) 2018-01-12 2019-02-12 Saudi Arabian Oil Company Cement compositions comprising high viscosity elastomers on a solid support
US10351754B1 (en) 2018-01-12 2019-07-16 Saudi Arabian Oil Company Cement compositions comprising aqueous latex containing dispersed solid and liquid elastomer phases
CA3088190C (en) 2018-02-23 2022-10-04 Halliburton Energy Services, Inc. Swellable metal for swell packer
CN108932362B (zh) * 2018-05-07 2023-01-06 华南理工大学 一种预测高压氢系统橡胶密封圈密封特性的有限元方法
WO2020145936A1 (en) * 2019-01-07 2020-07-16 Halliburton Energy Services, Inc. Method to attain full annular coverage during cementing or mud circulation
GB2593614B (en) 2019-02-22 2022-12-07 Halliburton Energy Services Inc An expanding metal sealant for use with multilateral completion systems
WO2021010989A1 (en) 2019-07-16 2021-01-21 Halliburton Energy Services, Inc. Composite expandable metal elements with reinforcement
MX2021014826A (es) 2019-07-31 2022-01-18 Halliburton Energy Services Inc Metodos para monitorear un sellador metalico desplegado en un pozo, metodos para monitorear el desplazamiento de fluido y sistemas de medicion de sellador metalico de fondo de pozo.
US10961804B1 (en) 2019-10-16 2021-03-30 Halliburton Energy Services, Inc. Washout prevention element for expandable metal sealing elements
CN110630248B (zh) * 2019-10-29 2022-03-25 西南石油大学 固井二界面胶结质量评价装置及方法
US11519239B2 (en) 2019-10-29 2022-12-06 Halliburton Energy Services, Inc. Running lines through expandable metal sealing elements
CN110792420B (zh) * 2019-10-30 2022-04-01 中国石油天然气集团有限公司 一种漏失气井修井在线配制堵漏工艺
US12480373B2 (en) 2019-11-13 2025-11-25 Halliburton Energy Services, Inc. Actuating a downhole device with a reactive metal
US11499399B2 (en) 2019-12-18 2022-11-15 Halliburton Energy Services, Inc. Pressure reducing metal elements for liner hangers
US11761290B2 (en) 2019-12-18 2023-09-19 Halliburton Energy Services, Inc. Reactive metal sealing elements for a liner hanger
US11761293B2 (en) 2020-12-14 2023-09-19 Halliburton Energy Services, Inc. Swellable packer assemblies, downhole packer systems, and methods to seal a wellbore
US11572749B2 (en) 2020-12-16 2023-02-07 Halliburton Energy Services, Inc. Non-expanding liner hanger
US11578498B2 (en) 2021-04-12 2023-02-14 Halliburton Energy Services, Inc. Expandable metal for anchoring posts
CA3206087A1 (en) * 2021-05-17 2022-11-24 Abdel-Hamid Rawhi ABEIDOH Reactive metal for cement assurance
US11879304B2 (en) 2021-05-17 2024-01-23 Halliburton Energy Services, Inc. Reactive metal for cement assurance
CN119378130B (zh) * 2024-12-30 2025-06-06 江西五十铃汽车有限公司 一种汽车燃气系统气密性分析方法、系统及存储介质

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3493529A (en) * 1966-05-06 1970-02-03 Dow Chemical Co Polymer-cement composition and use therefor
US5779787A (en) 1997-08-15 1998-07-14 Halliburton Energy Services, Inc. Well cement compositions containing rubber particles and methods of cementing subterranean zones
CA2318703A1 (en) 1999-09-16 2001-03-16 Bj Services Company Compositions and methods for cementing using elastic particles
NO312478B1 (no) 2000-09-08 2002-05-13 Freyer Rune Fremgangsmåte for å tette ringrom ved oljeproduksjon
US6565644B2 (en) 2001-06-27 2003-05-20 The United States Of America As Represented By The Secretary Of The Interior Micro-encapsulated crack resistant cement
MY135121A (en) 2001-07-18 2008-02-29 Shell Int Research Wellbore system with annular seal member
US7066284B2 (en) 2001-11-14 2006-06-27 Halliburton Energy Services, Inc. Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell
EP1467954B1 (en) * 2002-01-21 2005-08-17 Fm Marcolin AB Process for decorating a hot glass object with molten glass and objects obtained with said process
US6697738B2 (en) 2002-02-22 2004-02-24 Halliburton Energy Services, Inc. Method for selection of cementing composition
US6926081B2 (en) 2002-02-25 2005-08-09 Halliburton Energy Services, Inc. Methods of discovering and correcting subterranean formation integrity problems during drilling
US6832651B2 (en) 2002-08-29 2004-12-21 Halliburton Energy Services, Inc. Cement composition exhibiting improved resilience/toughness and method for using same
US20040055748A1 (en) 2002-09-19 2004-03-25 Reddy B. Raghava Elastomeric admixtures for improving cement elasticity
NO318358B1 (no) 2002-12-10 2005-03-07 Rune Freyer Anordning ved kabelgjennomforing i en svellende pakning
US7543642B2 (en) 2003-01-24 2009-06-09 Halliburton Energy Services, Inc. Cement compositions containing flexible, compressible beads and methods of cementing in subterranean formations
US7482309B2 (en) 2003-11-24 2009-01-27 Halliburton Energy Services, Inc. Methods of drilling wellbores using variable density fluids comprising coated elastic particles
US7866394B2 (en) 2003-02-27 2011-01-11 Halliburton Energy Services Inc. Compositions and methods of cementing in subterranean formations using a swelling agent to inhibit the influx of water into a cement slurry
US20070137528A1 (en) 2003-05-14 2007-06-21 Sylvaine Le Roy-Delage Self adaptive cement systems
CA2524514C (en) 2003-05-14 2012-03-20 Schlumberger Canada Limited Self adaptive cement systems
DK1649136T4 (en) 2003-07-29 2018-06-06 Shell Int Research System for sealing a gap in a borehole
US7143828B2 (en) 2004-01-29 2006-12-05 Halliburton Energy Services, Inc. Emulsion admixtures for improving cement elasticity
US7036586B2 (en) 2004-01-30 2006-05-02 Halliburton Energy Services, Inc. Methods of cementing in subterranean formations using crack resistant cement compositions
US7156174B2 (en) 2004-01-30 2007-01-02 Halliburton Energy Services, Inc. Contained micro-particles for use in well bore operations
GB2411918B (en) 2004-03-12 2006-11-22 Schlumberger Holdings System and method to seal using a swellable material
US7172022B2 (en) 2004-03-17 2007-02-06 Halliburton Energy Services, Inc. Cement compositions containing degradable materials and methods of cementing in subterranean formations
US7337841B2 (en) 2004-03-24 2008-03-04 Halliburton Energy Services, Inc. Casing comprising stress-absorbing materials and associated methods of use
US7290611B2 (en) 2004-07-22 2007-11-06 Halliburton Energy Services, Inc. Methods and systems for cementing wells that lack surface casing
US7690429B2 (en) 2004-10-21 2010-04-06 Halliburton Energy Services, Inc. Methods of using a swelling agent in a wellbore
MY143661A (en) 2004-11-18 2011-06-30 Shell Int Research Method of sealing an annular space in a wellbore
NO322718B1 (no) 2004-12-16 2006-12-04 Easy Well Solutions As Fremgangsmate og anordning for tetting av et med stopemasse ufullstendig fylt rom
US7341106B2 (en) 2005-07-21 2008-03-11 Halliburton Energy Services, Inc. Methods for wellbore strengthening and controlling fluid circulation loss
US7645817B2 (en) 2005-12-29 2010-01-12 Halliburton Energy Services, Inc. Cement compositions comprising particulate carboxylated elastomers and associated methods
US7431098B2 (en) 2006-01-05 2008-10-07 Schlumberger Technology Corporation System and method for isolating a wellbore region
US8453746B2 (en) 2006-04-20 2013-06-04 Halliburton Energy Services, Inc. Well tools with actuators utilizing swellable materials
US7661481B2 (en) 2006-06-06 2010-02-16 Halliburton Energy Services, Inc. Downhole wellbore tools having deteriorable and water-swellable components thereof and methods of use
US7452161B2 (en) 2006-06-08 2008-11-18 Halliburton Energy Services, Inc. Apparatus for sealing and isolating pipelines
US7296597B1 (en) 2006-06-08 2007-11-20 Halliburton Energy Services Inc. Methods for sealing and isolating pipelines
US7717180B2 (en) 2006-06-29 2010-05-18 Halliburton Energy Services, Inc. Swellable elastomers and associated methods
AU2006348171B2 (en) 2006-09-11 2011-05-12 Halliburton Energy Services, Inc. Swellable packer construction
WO2008033120A2 (en) 2006-09-12 2008-03-20 Halliburton Energy Services, Inc. Method and apparatus for perforating and isolating perforations in a wellbore
US20080220991A1 (en) 2007-03-06 2008-09-11 Halliburton Energy Services, Inc. - Dallas Contacting surfaces using swellable elements
EP1978071B1 (en) 2007-04-06 2010-07-14 Services Pétroliers Schlumberger Method and composition for zonal isolation of a well

Also Published As

Publication number Publication date
CO6270272A2 (es) 2011-04-20
WO2009060170A1 (en) 2009-05-14
EP2217790A1 (en) 2010-08-18
MX2010004279A (es) 2010-07-06
ECSP10010050A (es) 2010-04-30
US8240377B2 (en) 2012-08-14
EP2217790B1 (en) 2016-10-05
US20090120640A1 (en) 2009-05-14
WO2009060170A8 (en) 2010-04-08

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]