CA1254732A - Boue de forage a teneur de concentre de magnetite a surface hautement developpee - Google Patents

Boue de forage a teneur de concentre de magnetite a surface hautement developpee

Info

Publication number
CA1254732A
CA1254732A CA000464012A CA464012A CA1254732A CA 1254732 A CA1254732 A CA 1254732A CA 000464012 A CA000464012 A CA 000464012A CA 464012 A CA464012 A CA 464012A CA 1254732 A CA1254732 A CA 1254732A
Authority
CA
Canada
Prior art keywords
drilling mud
magnetic
product
surface area
aqueous drilling
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
Application number
CA000464012A
Other languages
English (en)
Inventor
Joao Tavares Neiva De Figueiredo
Carlos Cesar Peiter
Hosam Ahmed Abdallah Abdel Rehim
Ielton Frederico Da Ponte
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.)
Petroleo Brasileiro SA Petrobras
Original Assignee
Petroleo Brasileiro SA Petrobras
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 Petrobras filed Critical Petroleo Brasileiro SA Petrobras
Application granted granted Critical
Publication of CA1254732A publication Critical patent/CA1254732A/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/04—Flat screens
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
  • Compounds Of Iron (AREA)
CA000464012A 1983-09-30 1984-09-26 Boue de forage a teneur de concentre de magnetite a surface hautement developpee Expired CA1254732A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BRPI8305404 1983-09-30
SE8305404A SE452177B (sv) 1983-09-30 1983-09-30 Anordning for fraktionering av fibersuspensioner

Publications (1)

Publication Number Publication Date
CA1254732A true CA1254732A (fr) 1989-05-30

Family

ID=20352725

Family Applications (2)

Application Number Title Priority Date Filing Date
CA000463583A Expired CA1243986A (fr) 1983-09-30 1984-09-19 Appareil de franctionnement de fibres en suspension
CA000464012A Expired CA1254732A (fr) 1983-09-30 1984-09-26 Boue de forage a teneur de concentre de magnetite a surface hautement developpee

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA000463583A Expired CA1243986A (fr) 1983-09-30 1984-09-19 Appareil de franctionnement de fibres en suspension

Country Status (8)

Country Link
EP (1) EP0138792A3 (fr)
JP (1) JPS6099088A (fr)
BR (1) BR8404859A (fr)
CA (2) CA1243986A (fr)
ES (1) ES8506837A1 (fr)
FI (1) FI76605B (fr)
PT (1) PT79268B (fr)
SE (1) SE452177B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE502688C2 (sv) * 1994-04-21 1995-12-11 Kvaerner Pulping Tech Anordning för förtjockning och/eller tvättning av en suspension
US8481565B2 (en) 2004-12-27 2013-07-09 Eisai R&D Management Co., Ltd. Method for stabilizing anti-dementia drug
JP7075118B2 (ja) * 2018-07-09 2022-05-25 株式会社大善 含水パルプ系原料処理機

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7901076L (sv) * 1978-11-17 1980-05-18 Nils Anders Lennart Wikdahl Sett att fran en silplat i en silanordning for fibersuspensioner avlegsna vidheftande silgods samt en anordning for att utova settet

Also Published As

Publication number Publication date
ES536356A0 (es) 1985-07-16
JPS6099088A (ja) 1985-06-01
BR8404859A (pt) 1985-08-13
SE8305404L (sv) 1985-03-31
EP0138792A2 (fr) 1985-04-24
FI76605B (fi) 1988-07-29
PT79268B (en) 1986-11-12
EP0138792A3 (fr) 1986-07-30
ES8506837A1 (es) 1985-07-16
CA1243986A (fr) 1988-11-01
FI843807L (fi) 1985-03-31
PT79268A (en) 1984-10-01
SE452177B (sv) 1987-11-16
JPH0561396B2 (fr) 1993-09-06
FI843807A0 (fi) 1984-09-27
SE8305404D0 (sv) 1983-09-30

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Legal Events

Date Code Title Description
MKEX Expiry