BR8500346A - Processo de preparacao de aditivo para lamas de perfuracao e lamas de perfuracao - Google Patents

Processo de preparacao de aditivo para lamas de perfuracao e lamas de perfuracao

Info

Publication number
BR8500346A
BR8500346A BR8500346A BR8500346A BR8500346A BR 8500346 A BR8500346 A BR 8500346A BR 8500346 A BR8500346 A BR 8500346A BR 8500346 A BR8500346 A BR 8500346A BR 8500346 A BR8500346 A BR 8500346A
Authority
BR
Brazil
Prior art keywords
drilling muds
preparation process
additive preparation
muds
drilling
Prior art date
Application number
BR8500346A
Other languages
English (en)
Inventor
Joao Tavares Neiva Figueiredo
Hosam Ahmed Abdallah Abdel
Rehim Ielton Frederico D Ponte
Carlos Cesar Peiter
Franz Xavier Filho Horn
Original Assignee
Petroleo Brasileiro Sa
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 Petroleo Brasileiro Sa filed Critical Petroleo Brasileiro Sa
Priority to BR8500346A priority Critical patent/BR8500346A/pt
Priority to AU48571/85A priority patent/AU576389B2/en
Priority to ZA857904A priority patent/ZA857904B/xx
Priority to IT8548686A priority patent/IT1214667B/it
Priority to AR30259285A priority patent/AR240551A1/es
Priority to CA000499486A priority patent/CA1265665A/en
Priority to MX001264A priority patent/MX168253B/es
Priority to GB08601470A priority patent/GB2170188B/en
Publication of BR8500346A publication Critical patent/BR8500346A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/08—Ferroso-ferric oxide [Fe3O4]
    • 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
    • C09K8/02—Well-drilling compositions
    • C09K8/03—Specific additives for general use in well-drilling compositions
    • C09K8/032—Inorganic additives
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compounds Of Iron (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
BR8500346A 1985-01-25 1985-01-25 Processo de preparacao de aditivo para lamas de perfuracao e lamas de perfuracao BR8500346A (pt)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BR8500346A BR8500346A (pt) 1985-01-25 1985-01-25 Processo de preparacao de aditivo para lamas de perfuracao e lamas de perfuracao
AU48571/85A AU576389B2 (en) 1985-01-25 1985-10-14 Process for preparing a high surface area magnetite drilling mud additive
ZA857904A ZA857904B (en) 1985-01-25 1985-10-15 Process for drilling mud additive preparation and drilling muds
IT8548686A IT1214667B (it) 1985-01-25 1985-10-17 Procedimento per la preparazione di additivo per fanghi di trivellazione e fanghi di trivellazione con esso prodotti
AR30259285A AR240551A1 (es) 1985-01-25 1985-12-16 Procedimiento de preparacion de aditivos para lodos de perforacion
CA000499486A CA1265665A (en) 1985-01-25 1986-01-13 Process for drilling mud additive preparation and additive for drilling mud
MX001264A MX168253B (es) 1985-01-25 1986-01-17 Procedimiento para la preparacion de un aditivo para lodo de perforacion y lodos de perforacion
GB08601470A GB2170188B (en) 1985-01-25 1986-01-22 Process for preparing a drilling mud additive and drilling muds containing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8500346A BR8500346A (pt) 1985-01-25 1985-01-25 Processo de preparacao de aditivo para lamas de perfuracao e lamas de perfuracao

Publications (1)

Publication Number Publication Date
BR8500346A true BR8500346A (pt) 1986-09-09

Family

ID=4037257

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8500346A BR8500346A (pt) 1985-01-25 1985-01-25 Processo de preparacao de aditivo para lamas de perfuracao e lamas de perfuracao

Country Status (8)

Country Link
AR (1) AR240551A1 (pt)
AU (1) AU576389B2 (pt)
BR (1) BR8500346A (pt)
CA (1) CA1265665A (pt)
GB (1) GB2170188B (pt)
IT (1) IT1214667B (pt)
MX (1) MX168253B (pt)
ZA (1) ZA857904B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8706002A (pt) * 1987-11-09 1989-05-30 Vale Do Rio Doce Co Processo para producao de oxido de ferro de alta reatividade e alta superficie especifica
DE3826373A1 (de) * 1988-08-03 1990-02-08 Bayer Ag Verfahren zur entfernung von schwefelwasserstoff mit speziellen eisenoxiden

Also Published As

Publication number Publication date
GB8601470D0 (en) 1986-02-26
CA1265665A (en) 1990-02-13
GB2170188A (en) 1986-07-30
IT8548686A0 (it) 1985-10-17
IT1214667B (it) 1990-01-18
MX168253B (es) 1993-05-14
ZA857904B (en) 1987-06-24
AR240551A1 (es) 1990-05-31
AU576389B2 (en) 1988-08-25
AU4857185A (en) 1986-07-31
GB2170188B (en) 1988-05-25

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Legal Events

Date Code Title Description
KA Annual fee due
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 25/01/2000

B15K Others concerning applications: alteration of classification

Ipc: C01G 49/08 (2006.01), C09K 8/03 (2006.0