FR2404676A2 - Procede de desulfuration d'un materiau fluide - Google Patents

Procede de desulfuration d'un materiau fluide

Info

Publication number
FR2404676A2
FR2404676A2 FR7805968A FR7805968A FR2404676A2 FR 2404676 A2 FR2404676 A2 FR 2404676A2 FR 7805968 A FR7805968 A FR 7805968A FR 7805968 A FR7805968 A FR 7805968A FR 2404676 A2 FR2404676 A2 FR 2404676A2
Authority
FR
France
Prior art keywords
cover
flange
layer
sealing material
layers
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.)
Pending
Application number
FR7805968A
Other languages
English (en)
French (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.)
Molycorp Inc
Original Assignee
Molycorp Inc
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 filed Critical Molycorp Inc
Publication of FR2404676A2 publication Critical patent/FR2404676A2/fr
Pending legal-status Critical Current

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)
FR7805968A 1977-10-03 1978-03-02 Procede de desulfuration d'un materiau fluide Pending FR2404676A2 (fr)

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 (1)

Publication Number Publication Date
FR2404676A2 true FR2404676A2 (fr) 1979-04-27

Family

ID=27126069

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7805968A Pending FR2404676A2 (fr) 1977-10-03 1978-03-02 Procede de desulfuration d'un materiau fluide

Country Status (6)

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

Citations (6)

* 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 (fr) * 1953-07-16 1956-01-18 Molybdenum Corp Production de fers et d'aciers et leurs compositions
FR2051745A1 (de) * 1969-07-15 1971-04-09 Asea Ab
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
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

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2863755A (en) * 1957-04-22 1958-12-09 Union Carbide Corp Oil-treated calcium carbide for desulfurization of iron

Patent Citations (6)

* 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 (fr) * 1953-07-16 1956-01-18 Molybdenum Corp Production de fers et d'aciers et leurs compositions
FR2051745A1 (de) * 1969-07-15 1971-04-09 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
DE2756201A1 (de) 1979-04-05
DE2756201B2 (de) 1980-08-14
IT7847733A0 (it) 1978-01-20
GB1570776A (en) 1980-07-09
CA1077682A (en) 1980-05-20
JPS5451976A (en) 1979-04-24
IT1155781B (it) 1987-01-28
DE2756201C3 (de) 1981-03-26

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