SE328600B - - Google Patents
Info
- Publication number
- SE328600B SE328600B SE10733/65A SE1073365A SE328600B SE 328600 B SE328600 B SE 328600B SE 10733/65 A SE10733/65 A SE 10733/65A SE 1073365 A SE1073365 A SE 1073365A SE 328600 B SE328600 B SE 328600B
- Authority
- SE
- Sweden
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Furnace Details (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US390898A US3371189A (en) | 1964-08-20 | 1964-08-20 | Apparatus for establishing and maintaining an atmosphere controlled as to pressure, temperature, gas content and rate of gas flow, and closed and semi-closed arc heater loop apparatus for use therein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE328600B true SE328600B (xx) | 1970-09-21 |
Family
ID=23544410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE10733/65A SE328600B (xx) | 1964-08-20 | 1965-08-17 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3371189A (xx) |
| DE (1) | DE1526044A1 (xx) |
| GB (1) | GB1097824A (xx) |
| SE (1) | SE328600B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1301303B (de) * | 1964-10-01 | 1969-08-21 | Ppg Industries Inc | Verfahren zur Herstellung von feinverteilten Metalloxyd-Pigmenten |
| US3689740A (en) * | 1971-04-29 | 1972-09-05 | Westinghouse Electric Corp | Arc heater apparatus employing fluid-cooled electrodes having permanent magnets to drive the arc therefrom |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1896910A (en) * | 1932-03-04 | 1933-02-07 | Morgan Construction Co | Regulation of heating furnaces |
| US2252319A (en) * | 1940-02-06 | 1941-08-12 | Artemas F Holden | Industrial furnace |
| US2504320A (en) * | 1945-02-26 | 1950-04-18 | Lindberg Eng Co | Method of and apparatus for forced convection heating |
| US2639910A (en) * | 1949-11-30 | 1953-05-26 | Surface Combustion Corp | Combustion apparatus using preheated air |
| US3029635A (en) * | 1956-07-09 | 1962-04-17 | Amalgamated Growth Ind Inc | High-temperature testing apparatus |
| US3010009A (en) * | 1958-09-29 | 1961-11-21 | Plasmadyne Corp | Method and apparatus for uniting materials in a controlled medium |
-
1964
- 1964-08-20 US US390898A patent/US3371189A/en not_active Expired - Lifetime
-
1965
- 1965-07-22 GB GB31272/65A patent/GB1097824A/en not_active Expired
- 1965-08-17 SE SE10733/65A patent/SE328600B/xx unknown
- 1965-08-19 DE DE19651526044 patent/DE1526044A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3371189A (en) | 1968-02-27 |
| DE1526044A1 (de) | 1969-07-10 |
| GB1097824A (en) | 1968-01-03 |