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

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02Straining or screening the pulp
    • D21D5/04Flat screens
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02Straining 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

Similar Documents

Publication Publication Date Title
ES2213051T3 (es) Procedimiento con resina en pulpa para la recuperacion de niquel y cobalto de una suspension de lixiviacion de mineral oxidico.
Lopez et al. Adsorption of Pb2+ on blast furnace sludge
US6726889B2 (en) Production of zinc oxide from acid soluble ore using precipitation method
US5204084A (en) Hydrometallurgical production of zinc oxide from roasted zinc concentrates
KR20080016607A (ko) 산화 아연 및 아철산염을 함유한 전기로 및 기타 가열로의분제 및 잔재물 처리 방법
US20070224112A1 (en) Method and Composition for Sorbing Toxic Substances
US3961940A (en) Post-treatment of ilmenite ore subjected to selective chlorination treatment
US4058587A (en) Process for removing impurities from acidic fluid solutions
US11401578B2 (en) Extraction methods from refractory ores
Runkel et al. Pyrite roasting, an alternative to sulphur burning
CA1254732A (fr) Boue de forage a teneur de concentre de magnetite a surface hautement developpee
Alizadeh et al. Recovery of zinc from leach residues with minimum iron dissolution using oxidative leaching
CA1058382A (fr) Methode de production d'alourdissants d'oxyde de fer pour fluides de forage
Gao et al. Innovative technology and mechanism for comprehensive recovery of copper, nickel, zinc and iron in electroplating sludge
GB2147284A (en) Process for obtaining a high surface area magnetite concentrate
WO2001049889A1 (fr) Procédé de traitement de minéraux de métal précieux
CA1265665A (fr) Preparation d'un additif pour boues de forage, et additif ainsi obtenu
US6086847A (en) Process for treating iron-containing sulfide rocks and ores
JP7341570B2 (ja) 廃棄物を発生させずに銅濃縮物から銅金属を製造する方法
US4277446A (en) Removal of iron and titanium minerals from aluminum bearing materials by chlorination and beneficiation
CA1180902A (fr) Procede de recuperation de metaux
Harrison et al. Characterization of airborne heavy metals within a primary zinc-lead smelting works
EP0588235A1 (fr) Procédé pour récupérer le plomb de matériaux bruts plombifères
US3803288A (en) Recovery of sulfur and iron oxide from pyritic materials
US4062675A (en) Ore treatment involving a halo-metallization process

Legal Events

Date Code Title Description
MKEX Expiry