FR2150497B1 - - Google Patents
Info
- Publication number
- FR2150497B1 FR2150497B1 FR7230186A FR7230186A FR2150497B1 FR 2150497 B1 FR2150497 B1 FR 2150497B1 FR 7230186 A FR7230186 A FR 7230186A FR 7230186 A FR7230186 A FR 7230186A FR 2150497 B1 FR2150497 B1 FR 2150497B1
- 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
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/24—Test rods or other checking devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17465071A | 1971-08-25 | 1971-08-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2150497A1 FR2150497A1 (OSRAM) | 1973-04-06 |
| FR2150497B1 true FR2150497B1 (OSRAM) | 1976-08-13 |
Family
ID=22636968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7230186A Expired FR2150497B1 (OSRAM) | 1971-08-25 | 1972-08-24 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3719811A (OSRAM) |
| BE (1) | BE787872A (OSRAM) |
| BR (1) | BR7205681D0 (OSRAM) |
| CA (1) | CA963557A (OSRAM) |
| FR (1) | FR2150497B1 (OSRAM) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1006373A (en) * | 1972-03-15 | 1977-03-08 | Masanobu Ogata | Blast furnace control method by measurement of condition indices |
| JPS6018721B2 (ja) * | 1978-02-27 | 1985-05-11 | 住友金属工業株式会社 | 高炉の操業方法 |
| US4158562A (en) * | 1978-04-26 | 1979-06-19 | Betz Laboratories, Inc. | Blast furnace testing and control methods |
| US4273312A (en) * | 1979-03-22 | 1981-06-16 | Dravo Corporation | Method of process off-gas control |
| US4421553A (en) * | 1980-05-06 | 1983-12-20 | Centre De Recherches Metallurgiques | Process for operating a blast furnace |
| CA1165561A (en) * | 1981-02-23 | 1984-04-17 | Marvin H. Bayewitz | Blast furnace control method |
| US5869018A (en) | 1994-01-14 | 1999-02-09 | Iron Carbide Holdings, Ltd. | Two step process for the production of iron carbide from iron oxide |
| US5690717A (en) * | 1995-03-29 | 1997-11-25 | Iron Carbide Holdings, Ltd. | Iron carbide process |
| DE69717030T2 (de) | 1996-03-22 | 2003-07-24 | Steel Technology Corp., Washington | Stabiles arbeitsverfahren eines schmelzreaktors |
| US5804156A (en) * | 1996-07-19 | 1998-09-08 | Iron Carbide Holdings, Ltd. | Iron carbide process |
| AU750751B2 (en) | 1998-03-31 | 2002-07-25 | Iron Carbide Holdings, Ltd | Process for the production of iron carbide from iron oxide using external sources of carbon monoxide |
| WO2023131858A1 (en) * | 2022-01-04 | 2023-07-13 | Tata Steel Limited | Method and system for determining and controlling thermal level of a blast furnace |
-
0
- BE BE787872D patent/BE787872A/xx unknown
-
1971
- 1971-08-25 US US00174650A patent/US3719811A/en not_active Expired - Lifetime
-
1972
- 1972-05-31 CA CA143,517A patent/CA963557A/en not_active Expired
- 1972-08-18 BR BR5681/72A patent/BR7205681D0/pt unknown
- 1972-08-24 FR FR7230186A patent/FR2150497B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE787872A (fr) | 1973-02-23 |
| US3719811A (en) | 1973-03-06 |
| BR7205681D0 (pt) | 1973-07-05 |
| FR2150497A1 (OSRAM) | 1973-04-06 |
| CA963557A (en) | 1975-02-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |