FR2434205B1 - - Google Patents

Info

Publication number
FR2434205B1
FR2434205B1 FR7921307A FR7921307A FR2434205B1 FR 2434205 B1 FR2434205 B1 FR 2434205B1 FR 7921307 A FR7921307 A FR 7921307A FR 7921307 A FR7921307 A FR 7921307A FR 2434205 B1 FR2434205 B1 FR 2434205B1
Authority
FR
France
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
FR7921307A
Other versions
FR2434205A1 (fr
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of FR2434205A1 publication Critical patent/FR2434205A1/fr
Application granted granted Critical
Publication of FR2434205B1 publication Critical patent/FR2434205B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B15/00—Combinations of apparatus for separating solids from solids by dry methods applicable to bulk material, e.g. loose articles fit to be handled like bulk material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/10—Making spheroidal graphite cast-iron
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/005—Preliminary treatment of scrap
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/04—Working-up slag
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR7921307A 1978-08-25 1979-08-23 Recuperation de granules metalliques a partir de boues de traitement Granted FR2434205A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/936,979 US4182498A (en) 1978-08-25 1978-08-25 Recovery of round metal granules from process sludge

Publications (2)

Publication Number Publication Date
FR2434205A1 FR2434205A1 (fr) 1980-03-21
FR2434205B1 true FR2434205B1 (fr) 1981-12-11

Family

ID=25469300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7921307A Granted FR2434205A1 (fr) 1978-08-25 1979-08-23 Recuperation de granules metalliques a partir de boues de traitement

Country Status (11)

Country Link
US (1) US4182498A (fr)
JP (1) JPS5544595A (fr)
AU (1) AU517601B2 (fr)
BE (1) BE878424A (fr)
BR (1) BR7905425A (fr)
CA (1) CA1127610A (fr)
DE (1) DE2933993C2 (fr)
FR (1) FR2434205A1 (fr)
GB (1) GB2029275B (fr)
IT (1) IT1206980B (fr)
NO (1) NO156400B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4293099A (en) * 1979-07-02 1981-10-06 Silag, Inc. Recovery of silicon carbide whiskers from coked, converted rice hulls by froth flotation
NO148061C (no) * 1981-02-05 1986-05-13 Norsk Hydro As Fremgangsmaate for fremstilling av saltbelagte metallpartikler.
US4359344A (en) * 1981-10-16 1982-11-16 The Dow Chemical Company Salt removal from Mg granules
FR3017872B1 (fr) * 2014-02-21 2016-05-20 Coatex Sas Utilisation de copolymeres de styrene et d'anhydride maleique pour preparer des particules de matiere minerale
CN116475366B (zh) * 2023-06-26 2023-08-22 华翔(洪洞)智能科技有限公司 随流孕育剂收集装置及收集方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1976974A (en) * 1931-01-22 1934-10-16 Pulvis Ag Apparatus for and method of refining finely divided material
US2327153A (en) * 1942-07-02 1943-08-17 Dow Chemical Co Recovery of magnesium from halide fluxes
US3661737A (en) * 1969-10-29 1972-05-09 Kaiser Aluminium Chem Corp Recovery of valuable components from magnesium cell sludge
US3881913A (en) * 1974-02-19 1975-05-06 Ivan Andreevich Barannik Method of producing granules of magnesium and its alloys
DE2615599C3 (de) * 1975-04-07 1979-07-12 Societa Mineraria E Metallurgica Di Pertusola S.P.A., Rom Verfahren und Vorrichtung zur Herstellung von Metallpulvern
FR2306751A1 (fr) * 1975-04-07 1976-11-05 Mineraria Metallurg Pertusola Procede et appareillage pour la production de granules metalliques a partir de crasses de fusion

Also Published As

Publication number Publication date
JPS6120614B2 (fr) 1986-05-23
IT1206980B (it) 1989-05-17
IT7950100A0 (it) 1979-08-24
FR2434205A1 (fr) 1980-03-21
NO792752L (no) 1980-02-26
DE2933993C2 (de) 1984-01-19
BE878424A (fr) 1980-02-25
GB2029275A (en) 1980-03-19
BR7905425A (pt) 1980-05-13
US4182498A (en) 1980-01-08
CA1127610A (fr) 1982-07-13
JPS5544595A (en) 1980-03-28
AU517601B2 (en) 1981-08-13
AU5026979A (en) 1980-02-28
DE2933993A1 (de) 1980-03-20
GB2029275B (en) 1982-07-07
NO156400B (no) 1987-06-09

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Legal Events

Date Code Title Description
ST Notification of lapse