BR112012028606A2 - composição de limpeza de furo de poço, método para limpar uma seção de um furo de poço antes de uma operação de cimentar, e método para cimentar um poço subterrâneo tendo um furo de poço - Google Patents

composição de limpeza de furo de poço, método para limpar uma seção de um furo de poço antes de uma operação de cimentar, e método para cimentar um poço subterrâneo tendo um furo de poço

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Publication number
BR112012028606A2
BR112012028606A2 BR112012028606A BR112012028606A BR112012028606A2 BR 112012028606 A2 BR112012028606 A2 BR 112012028606A2 BR 112012028606 A BR112012028606 A BR 112012028606A BR 112012028606 A BR112012028606 A BR 112012028606A BR 112012028606 A2 BR112012028606 A2 BR 112012028606A2
Authority
BR
Brazil
Prior art keywords
wellbore
cleaning
cementing
surfactant
spacer fluid
Prior art date
Application number
BR112012028606A
Other languages
English (en)
Inventor
Ali Syed
Guillot Dominique
Khatri Deepak
Original Assignee
Prad Research And Development Limited
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 Prad Research And Development Limited filed Critical Prad Research And Development Limited
Publication of BR112012028606A2 publication Critical patent/BR112012028606A2/pt

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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
    • C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
    • C09K8/524—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning organic depositions, e.g. paraffins or asphaltenes

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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)
  • Detergent Compositions (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Colloid Chemistry (AREA)

Abstract

composição de limpeza de furo de poço, método para limpar uma seção de um furo de poço antes de uma operação de cimentar, e método para cimentar um poço subterrâneo tendo um furo de poço. composições de limpeza de furo de poço compreendendo microemulsões são úteis durante operações de cimentação. o solvente de microemulsão pode ser selecionado do grupo que compreende solventes alifáticos e éteres de glicol. os tensoativos de microemulsão compreendem um tensoativo de umedecimento com água, um tensoativo de limpeza e um tensoativo emulsificante. a microemulsão pode compreender ainda um tensoativo não iônico e um cotensoativo não iônico. as composições de limpeza de furo de poço podem ser bombeadas individualmente, na frente de um fluido espaçador ou pasta de expurgar convencional e atrás de uma pasta de expurgar ou fluido espaçador convencional, além disso, a composição de limpeza de furo de poço de ser incorporada em um fluido portador, tal como, (porém não limitado a), uma pasta de expurgar ou fluido espaçador convencional. a mistura de fluido resultante pode ser bombeada como um fluido espaçador.
BR112012028606A 2010-05-12 2011-04-28 composição de limpeza de furo de poço, método para limpar uma seção de um furo de poço antes de uma operação de cimentar, e método para cimentar um poço subterrâneo tendo um furo de poço BR112012028606A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/778,234 US8517100B2 (en) 2010-05-12 2010-05-12 Compositions and methods for cleaning a wellbore prior to cementing
PCT/EP2011/056804 WO2011141298A1 (en) 2010-05-12 2011-04-28 Compositions and methods for cleaning a wellbore prior to cementing

Publications (1)

Publication Number Publication Date
BR112012028606A2 true BR112012028606A2 (pt) 2019-09-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012028606A BR112012028606A2 (pt) 2010-05-12 2011-04-28 composição de limpeza de furo de poço, método para limpar uma seção de um furo de poço antes de uma operação de cimentar, e método para cimentar um poço subterrâneo tendo um furo de poço

Country Status (6)

Country Link
US (1) US8517100B2 (pt)
EP (1) EP2553043A1 (pt)
BR (1) BR112012028606A2 (pt)
CA (1) CA2797471A1 (pt)
MX (1) MX2012012884A (pt)
WO (1) WO2011141298A1 (pt)

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Also Published As

Publication number Publication date
US8517100B2 (en) 2013-08-27
CA2797471A1 (en) 2011-11-17
US20110278004A1 (en) 2011-11-17
MX2012012884A (es) 2012-11-29
WO2011141298A1 (en) 2011-11-17
EP2553043A1 (en) 2013-02-06

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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]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2543 DE 01-10-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.