SE424742B - Sett och anordning for inmatning av slaggbindande medel och flussmedel i konverter for stalraffinering - Google Patents
Sett och anordning for inmatning av slaggbindande medel och flussmedel i konverter for stalraffineringInfo
- Publication number
- SE424742B SE424742B SE7404204A SE7404204A SE424742B SE 424742 B SE424742 B SE 424742B SE 7404204 A SE7404204 A SE 7404204A SE 7404204 A SE7404204 A SE 7404204A SE 424742 B SE424742 B SE 424742B
- Authority
- SE
- Sweden
- Prior art keywords
- flux
- pressure
- weight
- relay
- container
- Prior art date
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
- C21C5/30—Regulating or controlling the blowing
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
- G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
- G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Flow Control (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34655573A | 1973-03-30 | 1973-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE424742B true SE424742B (sv) | 1982-08-09 |
Family
ID=23359954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7404204A SE424742B (sv) | 1973-03-30 | 1974-03-28 | Sett och anordning for inmatning av slaggbindande medel och flussmedel i konverter for stalraffinering |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4136857A (hu) |
| JP (1) | JPS5546443B2 (hu) |
| AR (1) | AR204826A1 (hu) |
| AT (1) | AT345320B (hu) |
| BE (1) | BE813022A (hu) |
| BR (1) | BR7402523D0 (hu) |
| CA (1) | CA1024737A (hu) |
| DD (1) | DD113929A5 (hu) |
| DE (1) | DE2415322A1 (hu) |
| ES (2) | ES424680A1 (hu) |
| FR (1) | FR2223462B1 (hu) |
| GB (1) | GB1429130A (hu) |
| IN (1) | IN141754B (hu) |
| NL (1) | NL7404325A (hu) |
| RO (1) | RO67303A (hu) |
| SE (1) | SE424742B (hu) |
| TR (1) | TR18967A (hu) |
| ZA (1) | ZA741878B (hu) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5547027Y2 (hu) * | 1976-05-10 | 1980-11-05 | ||
| US4358092A (en) * | 1980-08-13 | 1982-11-09 | Voest-Alpine Aktiengesellschaft | Exothermic reaction, system for supplying a reactant gas and a shielding fluid to a reactor, and control signal generating circuit for use in said system |
| US4363470A (en) * | 1981-12-02 | 1982-12-14 | United States Steel Corporation | Gas-entrained particulate feed system |
| JPS59115981A (ja) * | 1982-12-22 | 1984-07-04 | 川崎製鉄株式会社 | 精錬炉等への粉粒体吹込み方法およびその装置 |
| JPS60172759U (ja) * | 1984-04-26 | 1985-11-15 | 馬場 幸一 | 部分焼入れ装置 |
| US4835701A (en) * | 1986-04-23 | 1989-05-30 | Kawasaki Steel Corp. | Post-mix method and system for supply of powderized materials |
| US10086993B2 (en) | 2013-02-27 | 2018-10-02 | Nol-Tec Systems, Inc. | Conveying system for injecting material at a convey line pressure |
| WO2015027099A1 (en) * | 2013-08-21 | 2015-02-26 | Nol-Tec Systems, Inc. | Dispensing assembly with continuous loss of weight feed control |
| US10207878B1 (en) | 2016-03-31 | 2019-02-19 | Nol-Tec Systems, Inc. | Pneumatic conveying system utilizing a pressured hopper with intermittent volumetric feed control |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB850609A (en) * | 1956-10-12 | 1960-10-05 | Siderurgie Fse Inst Rech | Method of blowing pulverised materials into a converter and apparatus for carrying out said method |
| US2897009A (en) * | 1957-11-12 | 1959-07-28 | H Ind Inc As | Conveyor system for fine solids |
| US3011773A (en) * | 1958-01-13 | 1961-12-05 | Metz Paul | Apparatus for adding materials in gaseous suspension to metals |
| US3319828A (en) * | 1964-10-28 | 1967-05-16 | Colgate Palmolive Co | Weight rate control |
| US3820768A (en) * | 1971-07-19 | 1974-06-28 | Pennsylvania Engineering Corp | Steel conversion method and apparatus |
| US3884453A (en) * | 1971-12-14 | 1975-05-20 | Pennsylvania Engineering Corp | Bottom blown steel converter and means for controlling injection of powdered material with process gasses therein |
| US3920447A (en) * | 1972-02-28 | 1975-11-18 | Pennsylvania Engineering Corp | Steel production method |
| US3897047A (en) * | 1972-07-27 | 1975-07-29 | United States Steel Corp | Apparatus for and method of refining an iron base melt |
| US3871633A (en) * | 1973-04-25 | 1975-03-18 | United States Steel Corp | Method and apparatus for controlling the injection of flux into a steelmaking vessel as a function of pressure differential |
-
1974
- 1974-01-01 AR AR253048A patent/AR204826A1/es active
- 1974-03-22 ZA ZA00741878A patent/ZA741878B/xx unknown
- 1974-03-25 IN IN649/CAL/74A patent/IN141754B/en unknown
- 1974-03-27 ES ES424680A patent/ES424680A1/es not_active Expired
- 1974-03-28 SE SE7404204A patent/SE424742B/sv not_active IP Right Cessation
- 1974-03-28 CA CA196,205A patent/CA1024737A/en not_active Expired
- 1974-03-29 DD DD177571A patent/DD113929A5/xx unknown
- 1974-03-29 GB GB1403874A patent/GB1429130A/en not_active Expired
- 1974-03-29 NL NL7404325A patent/NL7404325A/xx unknown
- 1974-03-29 BE BE142609A patent/BE813022A/xx not_active IP Right Cessation
- 1974-03-29 DE DE2415322A patent/DE2415322A1/de not_active Withdrawn
- 1974-03-29 BR BR2523/74A patent/BR7402523D0/pt unknown
- 1974-03-29 FR FR7411537A patent/FR2223462B1/fr not_active Expired
- 1974-03-29 TR TR18967A patent/TR18967A/xx unknown
- 1974-03-29 AT AT262574A patent/AT345320B/de not_active IP Right Cessation
- 1974-03-30 RO RO7478253A patent/RO67303A/ro unknown
- 1974-03-30 JP JP3654274A patent/JPS5546443B2/ja not_active Expired
-
1975
- 1975-04-08 US US05/566,588 patent/US4136857A/en not_active Expired - Lifetime
-
1976
- 1976-04-01 ES ES446611A patent/ES446611A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| RO67303A (ro) | 1982-05-10 |
| GB1429130A (en) | 1976-03-24 |
| JPS5029409A (hu) | 1975-03-25 |
| FR2223462A1 (hu) | 1974-10-25 |
| ES446611A1 (es) | 1977-06-01 |
| IN141754B (hu) | 1977-04-09 |
| AU6706974A (en) | 1975-09-25 |
| FR2223462B1 (hu) | 1978-01-13 |
| US4136857A (en) | 1979-01-30 |
| JPS5546443B2 (hu) | 1980-11-25 |
| ES424680A1 (es) | 1976-10-16 |
| TR18967A (tr) | 1978-01-01 |
| ATA262574A (de) | 1978-01-15 |
| DE2415322A1 (de) | 1974-10-17 |
| BE813022A (fr) | 1974-09-30 |
| AR204826A1 (es) | 1976-03-05 |
| CA1024737A (en) | 1978-01-24 |
| AT345320B (de) | 1978-09-11 |
| BR7402523D0 (pt) | 1974-11-19 |
| NL7404325A (hu) | 1974-10-02 |
| ZA741878B (en) | 1975-03-26 |
| DD113929A5 (hu) | 1975-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7404204-5 Effective date: 19880126 Format of ref document f/p: F |