FR2296691A1 - Method and device for producing slag gravel - Google Patents

Method and device for producing slag gravel

Info

Publication number
FR2296691A1
FR2296691A1 FR7540174A FR7540174A FR2296691A1 FR 2296691 A1 FR2296691 A1 FR 2296691A1 FR 7540174 A FR7540174 A FR 7540174A FR 7540174 A FR7540174 A FR 7540174A FR 2296691 A1 FR2296691 A1 FR 2296691A1
Authority
FR
Grant status
Application
Patent type
Prior art keywords
device
method
producing slag
gravel
slag gravel
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
FR7540174A
Other languages
French (fr)
Other versions
FR2296691B1 (en )
Inventor
Naoki Otsuki
Masateru Matsuo
Yoshio Ono
Masayuki Hattsutori
Kunio Nakamura
Kazufumi Otake
Mitsuo Takahashi
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B3/00General features in the manufacture of pig-iron
    • C21B3/04Recovery of by-products, e.g. slag
    • C21B3/06Treatment of liquid slag
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/12Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating drums
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Process efficiency
    • Y02P10/21Process efficiency by recovering materials
    • Y02P10/212Recovering metals from waste
    • Y02P10/214Recovering metals from waste by pyro metallurgy
    • Y02P10/216Recovering metals from waste by pyro metallurgy of Fe
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Process efficiency
    • Y02P10/25Process efficiency by increasing the energy efficiency of the process
    • Y02P10/265Process efficiency by increasing the energy efficiency of the process by heat recovery
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Process efficiency
    • Y02P10/25Process efficiency by increasing the energy efficiency of the process
    • Y02P10/265Process efficiency by increasing the energy efficiency of the process by heat recovery
    • Y02P10/283Process efficiency by increasing the energy efficiency of the process by heat recovery using water, e.g. for cooling
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/54Metal recycling
    • Y02W30/542Recovery or treatment of by-products during pig-iron manufacturing
    • Y02W30/543Treatment of liquid slag
FR7540174A 1974-12-30 1975-12-30 Expired FR2296691B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP240675A JPS5644352B2 (en) 1974-12-30 1974-12-30
JP240375A JPS5710924B2 (en) 1974-12-30 1974-12-30
JP9349075A JPS581059B2 (en) 1975-07-31 1975-07-31

Publications (2)

Publication Number Publication Date
FR2296691A1 true true FR2296691A1 (en) 1976-07-30
FR2296691B1 FR2296691B1 (en) 1979-04-06

Family

ID=27275330

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7540174A Expired FR2296691B1 (en) 1974-12-30 1975-12-30

Country Status (3)

Country Link
DE (1) DE2558908C3 (en)
FR (1) FR2296691B1 (en)
GB (1) GB1534528A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0109383A1 (en) * 1982-11-16 1984-05-23 VOEST-ALPINE Aktiengesellschaft Process and apparatus for recovering heat from molten slag
FR2571361A1 (en) * 1984-10-10 1986-04-11 Pont A Mousson Process and plant for the manufacture of fragmented expanded slag
EP0333242A1 (en) * 1988-03-09 1989-09-20 Norddeutsche Affinerie Ag Process and apparatus for granulating molten slag
EP0922679A1 (en) * 1997-12-11 1999-06-16 Asea Brown Boveri AG Method of foaming material, especially slag or glass

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB457707A (en) * 1935-05-03 1936-12-03 Erik Bertil Bjorkman Method of and apparatus for producing porous light-weight aggregate from liquid slag
FR1274042A (en) * 1960-11-18 1961-10-20 Schlosser & Co Device for the production of crystalline rock substances, optionally porous by addition of mineral to fluid melts of mineral origin

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE249129C (en) *

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB457707A (en) * 1935-05-03 1936-12-03 Erik Bertil Bjorkman Method of and apparatus for producing porous light-weight aggregate from liquid slag
FR1274042A (en) * 1960-11-18 1961-10-20 Schlosser & Co Device for the production of crystalline rock substances, optionally porous by addition of mineral to fluid melts of mineral origin

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0109383A1 (en) * 1982-11-16 1984-05-23 VOEST-ALPINE Aktiengesellschaft Process and apparatus for recovering heat from molten slag
FR2571361A1 (en) * 1984-10-10 1986-04-11 Pont A Mousson Process and plant for the manufacture of fragmented expanded slag
EP0333242A1 (en) * 1988-03-09 1989-09-20 Norddeutsche Affinerie Ag Process and apparatus for granulating molten slag
EP0922679A1 (en) * 1997-12-11 1999-06-16 Asea Brown Boveri AG Method of foaming material, especially slag or glass

Also Published As

Publication number Publication date Type
GB1534528A (en) 1978-12-06 application
FR2296691B1 (en) 1979-04-06 grant
DE2558908A1 (en) 1976-07-08 application
DE2558908C3 (en) 1981-10-01 grant
DE2558908B2 (en) 1980-11-13 application

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Legal Events

Date Code Title Description
ST Notification of lapse