FI910691A0 - Method for melting waste gypsum and ferrous material to recover sparingly soluble slag and sulfur - Google Patents

Method for melting waste gypsum and ferrous material to recover sparingly soluble slag and sulfur

Info

Publication number
FI910691A0
FI910691A0 FI910691A FI910691A FI910691A0 FI 910691 A0 FI910691 A0 FI 910691A0 FI 910691 A FI910691 A FI 910691A FI 910691 A FI910691 A FI 910691A FI 910691 A0 FI910691 A0 FI 910691A0
Authority
FI
Finland
Prior art keywords
recover
sulfur
sparingly soluble
ferrous material
waste gypsum
Prior art date
Application number
FI910691A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI92151C (en
FI910691A (en
FI92151B (en
Inventor
Ilm.
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Priority to FI910691A priority Critical patent/FI92151C/en
Publication of FI910691A0 publication Critical patent/FI910691A0/en
Publication of FI910691A publication Critical patent/FI910691A/en
Application granted granted Critical
Publication of FI92151B publication Critical patent/FI92151B/en
Publication of FI92151C publication Critical patent/FI92151C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/02—Agglomerated materials, e.g. artificial aggregates
    • C04B18/023—Fired or melted materials
    • C04B18/026—Melted materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00017—Aspects relating to the protection of the environment
    • 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
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FI910691A 1991-02-13 1991-02-13 Method for melting waste gypsum and ferrous material to recover sparingly soluble slag and sulfur FI92151C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI910691A FI92151C (en) 1991-02-13 1991-02-13 Method for melting waste gypsum and ferrous material to recover sparingly soluble slag and sulfur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI910691 1991-02-13
FI910691A FI92151C (en) 1991-02-13 1991-02-13 Method for melting waste gypsum and ferrous material to recover sparingly soluble slag and sulfur

Publications (4)

Publication Number Publication Date
FI910691A0 true FI910691A0 (en) 1991-02-13
FI910691A FI910691A (en) 1992-08-14
FI92151B FI92151B (en) 1994-06-30
FI92151C FI92151C (en) 1994-10-10

Family

ID=8531907

Family Applications (1)

Application Number Title Priority Date Filing Date
FI910691A FI92151C (en) 1991-02-13 1991-02-13 Method for melting waste gypsum and ferrous material to recover sparingly soluble slag and sulfur

Country Status (1)

Country Link
FI (1) FI92151C (en)

Also Published As

Publication number Publication date
FI92151C (en) 1994-10-10
FI910691A (en) 1992-08-14
FI92151B (en) 1994-06-30

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: OUTOKUMPU OY

BB Publication of examined application
MM Patent lapsed