FR2271293A1 - - Google Patents
Info
- Publication number
- FR2271293A1 FR2271293A1 FR7416937A FR7416937A FR2271293A1 FR 2271293 A1 FR2271293 A1 FR 2271293A1 FR 7416937 A FR7416937 A FR 7416937A FR 7416937 A FR7416937 A FR 7416937A FR 2271293 A1 FR2271293 A1 FR 2271293A1
- 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.)
- Granted
Links
Classifications
-
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/36—Processes yielding slags of special composition
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Furnace Details (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7416937A FR2271293B1 (US07223432-20070529-C00017.png) | 1974-05-15 | 1974-05-15 | |
| ZA00753052A ZA753052B (en) | 1974-05-15 | 1975-05-12 | Process for obtaining low phosphorus steel |
| CA226,823A CA1063807A (en) | 1974-05-15 | 1975-05-13 | Processes for steel making by oxygen refining of iron |
| DE2521202A DE2521202C3 (de) | 1974-05-15 | 1975-05-13 | Verfahren zur Erzeugung einer Schlacke bei der Herstellung von phosphorarmem Stahl |
| SE7505558A SE427565B (sv) | 1974-05-15 | 1975-05-14 | Forfarande for framstellning av stal med lag fosforhalt. |
| AT753684A ATA368475A (de) | 1974-05-15 | 1975-05-14 | Verfahren zum herstellen von phosphorarmem stahl durch sauerstoff-frischen und anwendung des verfahrens |
| JP5623775A JPS5515527B2 (US07223432-20070529-C00017.png) | 1974-05-15 | 1975-05-14 | |
| IT49597/75A IT1035730B (it) | 1974-05-15 | 1975-05-14 | Perfezionamento nei procedimenti di affinazione per acciai |
| YU1245/75A YU39468B (en) | 1974-05-15 | 1975-05-14 | Process for producing slag in the production of low phosphorous steel by means of annealing smelt pig-iron of various composition by means of oxygen |
| AU81151/75A AU490861B2 (en) | 1975-05-14 | Process for steelmaking by oxygen refining or iron | |
| US05/577,840 US4010027A (en) | 1974-05-15 | 1975-05-15 | Processes for steel making by oxygen refining of iron |
| GB20643/75A GB1508024A (en) | 1974-05-15 | 1975-05-15 | Processes for steel making by oxygen refining of iron |
| BE186277A BE865321Q (fr) | 1974-05-15 | 1978-03-24 | Amelioration aux procedes d'obtention d'acier par affinage de la fonte a l'oxygene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7416937A FR2271293B1 (US07223432-20070529-C00017.png) | 1974-05-15 | 1974-05-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2271293A1 true FR2271293A1 (US07223432-20070529-C00017.png) | 1975-12-12 |
| FR2271293B1 FR2271293B1 (US07223432-20070529-C00017.png) | 1977-06-24 |
Family
ID=9138898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7416937A Expired FR2271293B1 (US07223432-20070529-C00017.png) | 1974-05-15 | 1974-05-15 |
Country Status (12)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2457901A1 (fr) * | 1979-05-31 | 1980-12-26 | Quigley Co | Agent de formation de laitier pour l'elaboration de l'acier et son procede de production |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1147528A (en) * | 1979-06-09 | 1983-06-07 | Seikichi Tabei | Additives for continuous casting of steel |
| JPS56165633A (en) * | 1980-05-21 | 1981-12-19 | Mitsui Eng & Shipbuild Co Ltd | Unloader with continuous unloading device for bulk cargo |
| DE3040630C2 (de) * | 1980-10-29 | 1983-03-31 | Stahlwerke Peine-Salzgitter Ag, 3150 Peine | Verfahren zur Erzeugung von Stahl im basischen Konverter unter Verwendung von flüssiger Konverterschlacke |
| JPS58219630A (ja) * | 1982-06-12 | 1983-12-21 | Nec Corp | キ−ボ−ド |
| JPS5943843U (ja) * | 1982-09-10 | 1984-03-22 | 三洋電機株式会社 | 湯沸器用燃焼装置 |
| JPS60197534A (ja) * | 1984-03-16 | 1985-10-07 | Mitsui Eng & Shipbuild Co Ltd | 多機能アンロ−ダ装置 |
| US4842642A (en) * | 1988-01-19 | 1989-06-27 | Hamilton Specialty Bar Division Of Slater Industries Inc. | Additive for promoting slag formation in steel refining ladle |
| US5868817A (en) * | 1994-06-30 | 1999-02-09 | Nippon Steel Corporation | Process for producing steel by converter |
| CN100580100C (zh) * | 2007-09-07 | 2010-01-13 | 重庆大学 | 含铝钢用lf炉精炼渣 |
| CN102041350B (zh) * | 2010-12-21 | 2012-09-05 | 南阳汉冶特钢有限公司 | 一种在氩站提高钢水纯净度的方法 |
| CN104789731B (zh) * | 2015-05-20 | 2017-12-15 | 攀钢集团攀枝花钢铁研究院有限公司 | 半钢炼钢造渣剂及其造渣方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1411074A (fr) * | 1963-07-06 | 1965-09-17 | Rheinische Stahlwerke Ag | Procédé d'amélioration des scories métallurgiques des méthodes de production de l'acier basiques |
| US3311465A (en) * | 1964-02-06 | 1967-03-28 | Mcdowell Wellman Eng Co | Iron-containing flux material for steel making process |
| US3318687A (en) * | 1964-04-30 | 1967-05-09 | James J Bowden | Treatment of slag in the process of making steel |
| GB1170168A (en) * | 1967-03-17 | 1969-11-12 | Foseco Int | Treatment of Molten Metal. |
| BE718288A (US07223432-20070529-C00017.png) * | 1967-07-27 | 1968-12-31 | ||
| US3802865A (en) * | 1969-08-29 | 1974-04-09 | Nippon Kokan Kk | Self soluble slag forming agents for use in steel making |
| DE2000735A1 (de) * | 1970-01-08 | 1971-07-22 | Continentale Erz Gmbh | Durch Sintern hergestellte,vorgebildete Schlacken fuer die Stahlerzeugung |
-
1974
- 1974-05-15 FR FR7416937A patent/FR2271293B1/fr not_active Expired
-
1975
- 1975-05-12 ZA ZA00753052A patent/ZA753052B/xx unknown
- 1975-05-13 CA CA226,823A patent/CA1063807A/en not_active Expired
- 1975-05-13 DE DE2521202A patent/DE2521202C3/de not_active Expired
- 1975-05-14 YU YU1245/75A patent/YU39468B/xx unknown
- 1975-05-14 AT AT753684A patent/ATA368475A/de not_active IP Right Cessation
- 1975-05-14 SE SE7505558A patent/SE427565B/xx unknown
- 1975-05-14 JP JP5623775A patent/JPS5515527B2/ja not_active Expired
- 1975-05-14 IT IT49597/75A patent/IT1035730B/it active
- 1975-05-15 GB GB20643/75A patent/GB1508024A/en not_active Expired
- 1975-05-15 US US05/577,840 patent/US4010027A/en not_active Expired - Lifetime
-
1978
- 1978-03-24 BE BE186277A patent/BE865321Q/xx not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2457901A1 (fr) * | 1979-05-31 | 1980-12-26 | Quigley Co | Agent de formation de laitier pour l'elaboration de l'acier et son procede de production |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5515527B2 (US07223432-20070529-C00017.png) | 1980-04-24 |
| IT1035730B (it) | 1979-10-20 |
| FR2271293B1 (US07223432-20070529-C00017.png) | 1977-06-24 |
| DE2521202A1 (de) | 1975-11-27 |
| YU39468B (en) | 1984-12-31 |
| DE2521202B2 (de) | 1978-04-27 |
| YU124575A (en) | 1982-08-31 |
| SE7505558L (sv) | 1975-11-17 |
| AU8115175A (en) | 1976-11-18 |
| ATA368475A (de) | 1978-02-15 |
| BE865321Q (fr) | 1978-09-25 |
| CA1063807A (en) | 1979-10-09 |
| US4010027A (en) | 1977-03-01 |
| DE2521202C3 (de) | 1982-06-03 |
| ZA753052B (en) | 1976-04-28 |
| JPS5129312A (US07223432-20070529-C00017.png) | 1976-03-12 |
| SE427565B (sv) | 1983-04-18 |
| GB1508024A (en) | 1978-04-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |