JPS4874405A - - Google Patents
Info
- Publication number
- JPS4874405A JPS4874405A JP47130370A JP13037072A JPS4874405A JP S4874405 A JPS4874405 A JP S4874405A JP 47130370 A JP47130370 A JP 47130370A JP 13037072 A JP13037072 A JP 13037072A JP S4874405 A JPS4874405 A JP S4874405A
- Authority
- JP
- Japan
- 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
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/08—Top armourings
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21498772A | 1972-01-03 | 1972-01-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4874405A true JPS4874405A (en) | 1973-10-06 |
| JPS553406B2 JPS553406B2 (en) | 1980-01-25 |
Family
ID=22801179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13037072A Expired JPS553406B2 (en) | 1972-01-03 | 1972-12-28 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3765662A (en) |
| JP (1) | JPS553406B2 (en) |
| AU (1) | AU458889B2 (en) |
| BR (1) | BR7300025D0 (en) |
| CA (1) | CA975163A (en) |
| FR (1) | FR2167602B3 (en) |
| GB (1) | GB1399890A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5814216U (en) * | 1981-07-17 | 1983-01-28 | 日本電気ホームエレクトロニクス株式会社 | Oscillation frequency control circuit |
| CN105330301A (en) * | 2015-09-28 | 2016-02-17 | 洛阳暖盈电子技术有限公司 | Quartz acid refractory material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US915601A (en) * | 1908-06-24 | 1909-03-16 | Samuel K Hine | Blast-furnace. |
-
1972
- 1972-01-03 US US00214987A patent/US3765662A/en not_active Expired - Lifetime
- 1972-12-19 CA CA159,331A patent/CA975163A/en not_active Expired
- 1972-12-22 GB GB5949972A patent/GB1399890A/en not_active Expired
- 1972-12-28 JP JP13037072A patent/JPS553406B2/ja not_active Expired
- 1972-12-28 AU AU50523/72A patent/AU458889B2/en not_active Expired
-
1973
- 1973-01-02 FR FR7300077A patent/FR2167602B3/fr not_active Expired
- 1973-01-02 BR BR7325A patent/BR7300025D0/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2167602A1 (en) | 1973-08-24 |
| GB1399890A (en) | 1975-07-02 |
| JPS553406B2 (en) | 1980-01-25 |
| AU458889B2 (en) | 1975-02-21 |
| AU5052372A (en) | 1974-07-04 |
| FR2167602B3 (en) | 1976-01-09 |
| CA975163A (en) | 1975-09-30 |
| BR7300025D0 (en) | 1973-09-25 |
| US3765662A (en) | 1973-10-16 |