BRPI1002091A2 - method of obtaining anisotropic porous medium by direct co-compaction and anisotropic porous medium obtained - Google Patents

method of obtaining anisotropic porous medium by direct co-compaction and anisotropic porous medium obtained Download PDF

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Publication number
BRPI1002091A2
BRPI1002091A2 BRPI1002091A BRPI1002091A2 BR PI1002091 A2 BRPI1002091 A2 BR PI1002091A2 BR PI1002091 A BRPI1002091 A BR PI1002091A BR PI1002091 A2 BRPI1002091 A2 BR PI1002091A2
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BR
Brazil
Prior art keywords
porous medium
anisotropic porous
compaction
direct
anisotropic
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Portuguese (pt)
Inventor
Tadeu De Almeida Waldmann Alex
Leibsohn Martins Andre
Nunes E Silva Dayana
Fernando Lima Aragão Atila
Original Assignee
Petróleo Brasileiro S.A. - Petrobras
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Application filed by Petróleo Brasileiro S.A. - Petrobras filed Critical Petróleo Brasileiro S.A. - Petrobras
Priority to BRPI1002091-8A priority Critical patent/BRPI1002091B1/en
Publication of BRPI1002091A2 publication Critical patent/BRPI1002091A2/en
Publication of BRPI1002091B1 publication Critical patent/BRPI1002091B1/en

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  • Filtering Materials (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

MéTODO DE OBTENçãO DE MEIO POROSO ANISOTRóPICO POR CO-COMPACTAçãO DIRETA E MEIO POROSO ANISOTRóPICO OBTIDO. A presente invenção descreve um método de obtenção por co-compactação direta de um meio poroso anisotrópico para avaliação das propriedades filtrantes de fluidos de perfuração, empregados em um ensaio de permeabilidade. O meio poroso obtido apresenta pelo menos duas áreas com diferentes características de permeabilidade, de forma a reproduzir em um mesmo ensaio, um comportamento de um fluido de perfuração em zonas de produção sequenciais que apresentam permeabilidades diferentes.METHOD OF OBSERVING ANISOTROPIC POROUS MEANS BY DIRECT CO-COMPACTION AND OBTAINED ANISOTROPIC PORE MEANS. The present invention describes a method of obtaining by direct co-compaction of an anisotropic porous medium for evaluation of the drilling fluid filtering properties employed in a permeability test. The porous medium obtained has at least two areas with different permeability characteristics, in order to reproduce in a single test, a drilling fluid behavior in sequential production zones with different permeability.

BRPI1002091-8A 2010-06-04 2010-06-04 METHOD OF OBTAINING ANISOTROPIC POROUS MEDIUM BY DIRECT CO-COMPACTATION AND ANISOTROPIC POROUS MEDIUM OBTAINED BRPI1002091B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BRPI1002091-8A BRPI1002091B1 (en) 2010-06-04 2010-06-04 METHOD OF OBTAINING ANISOTROPIC POROUS MEDIUM BY DIRECT CO-COMPACTATION AND ANISOTROPIC POROUS MEDIUM OBTAINED

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BRPI1002091-8A BRPI1002091B1 (en) 2010-06-04 2010-06-04 METHOD OF OBTAINING ANISOTROPIC POROUS MEDIUM BY DIRECT CO-COMPACTATION AND ANISOTROPIC POROUS MEDIUM OBTAINED

Publications (2)

Publication Number Publication Date
BRPI1002091A2 true BRPI1002091A2 (en) 2012-03-13
BRPI1002091B1 BRPI1002091B1 (en) 2021-06-22

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ID=45809899

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1002091-8A BRPI1002091B1 (en) 2010-06-04 2010-06-04 METHOD OF OBTAINING ANISOTROPIC POROUS MEDIUM BY DIRECT CO-COMPACTATION AND ANISOTROPIC POROUS MEDIUM OBTAINED

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Also Published As

Publication number Publication date
BRPI1002091B1 (en) 2021-06-22

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B09A Decision: intention to grant [chapter 9.1 patent gazette]
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