ES2103233A1 - Controlled leaching of natural manganese dioxide with hydrochloric acid - Google Patents

Controlled leaching of natural manganese dioxide with hydrochloric acid

Info

Publication number
ES2103233A1
ES2103233A1 ES09500301A ES9500301A ES2103233A1 ES 2103233 A1 ES2103233 A1 ES 2103233A1 ES 09500301 A ES09500301 A ES 09500301A ES 9500301 A ES9500301 A ES 9500301A ES 2103233 A1 ES2103233 A1 ES 2103233A1
Authority
ES
Spain
Prior art keywords
hydrochloric acid
manganese dioxide
natural manganese
controlled leaching
leaching
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.)
Granted
Application number
ES09500301A
Other languages
Spanish (es)
Other versions
ES2103233B1 (en
Inventor
Machado Paixao Jose Marc Natta
Amaral Josue Coelho
Pieroni Jose Luiz
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.)
Vale SA
Original Assignee
Companhia Vale do Rio Doce
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 Companhia Vale do Rio Doce filed Critical Companhia Vale do Rio Doce
Publication of ES2103233A1 publication Critical patent/ES2103233A1/en
Application granted granted Critical
Publication of ES2103233B1 publication Critical patent/ES2103233B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B47/00—Obtaining manganese
    • C22B47/0018—Treating ocean floor nodules
    • C22B47/0045—Treating ocean floor nodules by wet processes
    • C22B47/0054—Treating ocean floor nodules by wet processes leaching processes
    • C22B47/0063—Treating ocean floor nodules by wet processes leaching processes with acids or salt solutions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ocean & Marine Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oceanography (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Paper (AREA)

Abstract

Controlled leaching of natural manganese dioxide is carried out with a 9-25 wt.% hydrochloric acid soln. at 80-95 deg C for 10-60 min, the pulp density being maintained at 10-40 wt.%.
ES09500301A 1994-04-07 1995-02-15 PROCEDURE FOR CONTROLLED LEACHING OF NATURAL MANGANESE BIOXIDE USING HYDROCHLORIC ACID. Expired - Fee Related ES2103233B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9401472A BR9401472A (en) 1994-04-07 1994-04-07 Controlled leaching process for natural manganese dioxide using hydrochloric acid

Publications (2)

Publication Number Publication Date
ES2103233A1 true ES2103233A1 (en) 1997-09-01
ES2103233B1 ES2103233B1 (en) 1998-07-01

Family

ID=4058746

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09500301A Expired - Fee Related ES2103233B1 (en) 1994-04-07 1995-02-15 PROCEDURE FOR CONTROLLED LEACHING OF NATURAL MANGANESE BIOXIDE USING HYDROCHLORIC ACID.

Country Status (11)

Country Link
JP (1) JPH07277737A (en)
AU (1) AU685174B2 (en)
BE (1) BE1008675A3 (en)
BR (1) BR9401472A (en)
CA (1) CA2144925C (en)
ES (1) ES2103233B1 (en)
FR (1) FR2718429B1 (en)
NL (1) NL1000073C1 (en)
OA (1) OA10219A (en)
PT (1) PT101680B (en)
ZA (1) ZA95664B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2607873C1 (en) * 2015-09-28 2017-01-20 федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет" Method of processing of ferromanganese concretions
CN113387391B (en) * 2021-07-30 2022-05-24 广西埃索凯新材料科技有限公司 Manganese sulfate production system based on manganese oxide ore

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2240586A1 (en) * 1972-08-18 1974-02-28 Krupp Gmbh Leaching sea bed manganese nodules with hydrochloric acid - to recover copper, nickel, cobalt, manganese and iron
FR2346291A1 (en) * 1976-03-30 1977-10-28 Eleusis Bauxite Mines Inc PROCESS FOR THE PRODUCTION OF ACTIVE MANGANESE BIOXIDE WITH AN IMPROVED CHEMICAL COMPOSITION

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002717A (en) * 1975-01-09 1977-01-11 Deepsea Ventures, Inc. Refining of manganese oxide ores
CA1061568A (en) * 1975-01-17 1979-09-04 Antoine Van Peteghem Process for extracting metal values from manganiferous ocean floor nodule ore
US4150091A (en) * 1977-11-21 1979-04-17 Sun Ocean Ventures, Inc. Manganese ore leaching process
DE4329086A1 (en) * 1993-08-30 1995-03-02 Gewerk Keramchemie Process for the hydrometallurgical reprocessing of used batteries for recovering the raw materials

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2240586A1 (en) * 1972-08-18 1974-02-28 Krupp Gmbh Leaching sea bed manganese nodules with hydrochloric acid - to recover copper, nickel, cobalt, manganese and iron
FR2346291A1 (en) * 1976-03-30 1977-10-28 Eleusis Bauxite Mines Inc PROCESS FOR THE PRODUCTION OF ACTIVE MANGANESE BIOXIDE WITH AN IMPROVED CHEMICAL COMPOSITION

Also Published As

Publication number Publication date
BE1008675A3 (en) 1996-07-02
PT101680A (en) 1995-11-30
OA10219A (en) 1997-09-19
FR2718429B1 (en) 1997-01-24
JPH07277737A (en) 1995-10-24
BR9401472A (en) 1995-11-07
PT101680B (en) 1997-04-30
FR2718429A1 (en) 1995-10-13
CA2144925C (en) 2006-09-19
NL1000073C1 (en) 1995-10-09
CA2144925A1 (en) 1995-10-08
AU685174B2 (en) 1998-01-15
AU7914094A (en) 1995-10-19
ZA95664B (en) 1995-09-28
ES2103233B1 (en) 1998-07-01

Similar Documents

Publication Publication Date Title
USD287764S (en) Hearing aid
EP0618310A3 (en) Process for the production of wear resistant edges on turbine blades.
CA2198045A1 (en) Procedure for adding a filter into a pulp based on cellulose fibres
DE3376121D1 (en) Acidic heteropolysaccharide am-2, a process for the production thereof, uses thereof and acetobacter mh-1597 (ferm bp-280)
ZA957091B (en) Controlling the MWD of a broad/bimodal resin produced in a single reactor.
GB2225137B (en) Method for extending the life of a plant.
USD281950S (en) Hook
USD347771S (en) Tree pruner hook
ES2103233A1 (en) Controlled leaching of natural manganese dioxide with hydrochloric acid
USD363619S (en) Remote control holder for electronic equipment
AU5347094A (en) A new glucan lyase producing 1,5-anhydrofructose
USD287264S (en) Side door casing spool for an oilwell casing
EP0628546A3 (en) Integrated process for the production of ditertiary butyl peroxide.
USD338906S (en) Type font
USD368758S (en) Floating tether cord
ZA928020B (en) Process for the production of a gas having a substantial oxygen content.
USD340943S (en) Typeface
USD285289S (en) Template for lining, shading and the like
USD286909S (en) Total ossicular replacement prosthesis
USD325160S (en) Portion of a key blade blank
USD413661S (en) Humidifier
USD283300S (en) Rope anchoring tie
AU4145993A (en) Energy production from the control of probabilities through quantum level induced interactions
USD324811S (en) Portion of a key blade blank
USD324812S (en) Portion of a key blade blank

Legal Events

Date Code Title Description
EC2A Search report published

Date of ref document: 19970901

Kind code of ref document: A1

Effective date: 19970901

EC2A Search report published

Date of ref document: 19980216

Kind code of ref document: R

Effective date: 19980216

GC2A Exploitation certificate registered application with search report

Effective date: 20020923

FD2A Announcement of lapse in spain

Effective date: 20110408