IT7847733A0 - PROCEDURE FOR THE DESULPHURIZATION OF MELTED IRON OR STEEL FLUE GAS AND SIMILAR MATERIALS CONTAINING SULFUR - Google Patents

PROCEDURE FOR THE DESULPHURIZATION OF MELTED IRON OR STEEL FLUE GAS AND SIMILAR MATERIALS CONTAINING SULFUR

Info

Publication number
IT7847733A0
IT7847733A0 IT7847733A IT4773378A IT7847733A0 IT 7847733 A0 IT7847733 A0 IT 7847733A0 IT 7847733 A IT7847733 A IT 7847733A IT 4773378 A IT4773378 A IT 4773378A IT 7847733 A0 IT7847733 A0 IT 7847733A0
Authority
IT
Italy
Prior art keywords
desulphurization
procedure
flue gas
materials containing
similar materials
Prior art date
Application number
IT7847733A
Other languages
Italian (it)
Other versions
IT1155781B (en
Original Assignee
Molycorp Inc Societa Dello Sta
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
Priority claimed from US05/838,945 external-priority patent/US4161400A/en
Application filed by Molycorp Inc Societa Dello Sta filed Critical Molycorp Inc Societa Dello Sta
Publication of IT7847733A0 publication Critical patent/IT7847733A0/en
Application granted granted Critical
Publication of IT1155781B publication Critical patent/IT1155781B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/52—Hydrogen sulfide
    • 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
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for dephosphorising or desulfurising
    • 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
    • C21C7/0645—Agents used for dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Treating Waste Gases (AREA)
  • Gasket Seals (AREA)
IT47733/78A 1977-10-03 1978-01-20 PROCESS FOR DESULFURING IRON OR STEEL CAST GAS FIREPLACES AND SIMILAR MATERIALS CONTAINING SULFUR IT1155781B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83888877A 1977-10-03 1977-10-03
US05/838,945 US4161400A (en) 1976-07-15 1977-10-03 Methods of desulphurizing fluid materials

Publications (2)

Publication Number Publication Date
IT7847733A0 true IT7847733A0 (en) 1978-01-20
IT1155781B IT1155781B (en) 1987-01-28

Family

ID=27126069

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47733/78A IT1155781B (en) 1977-10-03 1978-01-20 PROCESS FOR DESULFURING IRON OR STEEL CAST GAS FIREPLACES AND SIMILAR MATERIALS CONTAINING SULFUR

Country Status (6)

Country Link
JP (1) JPS5451976A (en)
CA (1) CA1077682A (en)
DE (1) DE2756201C3 (en)
FR (1) FR2404676A2 (en)
GB (1) GB1570776A (en)
IT (1) IT1155781B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB718750A (en) * 1951-10-31 1954-11-17 Molybdenum Corp Manufacture of iron and steel and products obtained thereby
FR1108850A (en) * 1953-07-16 1956-01-18 Molybdenum Corp Production of irons and steels and their compositions
US2863755A (en) * 1957-04-22 1958-12-09 Union Carbide Corp Oil-treated calcium carbide for desulfurization of iron
SE341412B (en) * 1969-07-15 1971-12-27 Asea Ab
GB1453717A (en) * 1973-08-17 1976-10-27 British Steel Corp Manufacture of steel
US4045371A (en) * 1974-05-07 1977-08-30 Exxon Research And Engineering Company Process for preparing a gas desulfurization sorbent
US3960616A (en) * 1975-06-19 1976-06-01 Armco Steel Corporation Rare earth metal treated cold rolled, non-oriented silicon steel and method of making it

Also Published As

Publication number Publication date
FR2404676A2 (en) 1979-04-27
DE2756201A1 (en) 1979-04-05
CA1077682A (en) 1980-05-20
JPS5451976A (en) 1979-04-24
DE2756201B2 (en) 1980-08-14
IT1155781B (en) 1987-01-28
DE2756201C3 (en) 1981-03-26
GB1570776A (en) 1980-07-09

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