FR2001991B1 - - Google Patents
Info
- Publication number
- FR2001991B1 FR2001991B1 FR6903789A FR6903789A FR2001991B1 FR 2001991 B1 FR2001991 B1 FR 2001991B1 FR 6903789 A FR6903789 A FR 6903789A FR 6903789 A FR6903789 A FR 6903789A FR 2001991 B1 FR2001991 B1 FR 2001991B1
- 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
Links
Classifications
-
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
-
- 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
-
- 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
-
- 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/06—Refining
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP975168 | 1968-02-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2001991A1 FR2001991A1 (fr) | 1969-10-03 |
| FR2001991B1 true FR2001991B1 (fr) | 1973-11-16 |
Family
ID=11728985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6903789A Granted FR2001991A1 (fr) | 1968-02-15 | 1969-02-14 | Perfectionnements aux procedes pour eliminer de l'arsenic a partir de metaux ou alliages |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3622302A (fr) |
| DE (1) | DE1907512A1 (fr) |
| FR (1) | FR2001991A1 (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2252795C3 (de) * | 1972-10-27 | 1982-09-09 | Skw Trostberg Ag, 8223 Trostberg | Entschwefelungsmittel für Roheisen- und Ferrolegierungsschmelzen |
| US3876421A (en) * | 1972-11-09 | 1975-04-08 | Nippon Steel Corp | Process for desulfurization of molten pig iron |
| JPS5412083B2 (fr) * | 1974-02-23 | 1979-05-19 | ||
| US3891425A (en) * | 1974-02-27 | 1975-06-24 | Special Metals Corp | Desulfurization of transition metal alloys |
| US3885956A (en) * | 1974-05-21 | 1975-05-27 | Rheinische Kalksteinwerke | Method and composition for the treatment of ferrous melts and process for making the treating composition |
| US4198229A (en) * | 1976-06-28 | 1980-04-15 | Nippon Steel Corporation | Method of dephosphorization of metal or alloy |
| US4236914A (en) * | 1979-08-15 | 1980-12-02 | Minoru Kitamura | Desulfurization composition for molten pig iron |
| US5118341A (en) * | 1991-03-28 | 1992-06-02 | Alcan Aluminum Corporation | Machinable powder metallurgical parts and method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1335370A (en) * | 1917-10-09 | 1920-03-30 | Ellis Foster Co | Desulfurizing cast-iron |
| US2129445A (en) * | 1937-07-08 | 1938-09-06 | American Metal Co Ltd | Treating impure lead and/or tin metal |
| US2870004A (en) * | 1955-02-07 | 1959-01-20 | Air Reduction | Method of producing nodular cast iron |
| US3453101A (en) * | 1963-10-21 | 1969-07-01 | Fuji Iron & Steel Co Ltd | Process for treating nickeliferous ore |
| CH428820A (fr) * | 1963-12-12 | 1967-01-31 | Tech Entwicklung Und Verwertun | Produit d'affinage de l'acier |
| US3353953A (en) * | 1964-11-24 | 1967-11-21 | Inland Steel Co | Process of purifying an anseniccontaining iron ore |
| JPS5112443B1 (fr) * | 1965-12-13 | 1976-04-20 |
-
1969
- 1969-02-14 DE DE19691907512 patent/DE1907512A1/de active Pending
- 1969-02-14 FR FR6903789A patent/FR2001991A1/fr active Granted
- 1969-02-17 US US799927A patent/US3622302A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1907512A1 (de) | 1972-03-09 |
| FR2001991A1 (fr) | 1969-10-03 |
| US3622302A (en) | 1971-11-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |