CS175565B1 - - Google Patents
Info
- Publication number
- CS175565B1 CS175565B1 CS3556A CS355671A CS175565B1 CS 175565 B1 CS175565 B1 CS 175565B1 CS 3556 A CS3556 A CS 3556A CS 355671 A CS355671 A CS 355671A CS 175565 B1 CS175565 B1 CS 175565B1
- Authority
- CS
- Czechoslovakia
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D39/00—Equipment for supplying molten metal in rations
- B22D39/06—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by controlling the pressure above the molten metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/08—Controlling, supervising, e.g. for safety reasons
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
- G05D16/18—Control of fluid pressure with auxiliary non-electric power derived from an external source
- G05D16/187—Control of fluid pressure with auxiliary non-electric power derived from an external source using pistons within the main valve
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Non-Electrical Variables (AREA)
- Control Of Fluid Pressure (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS3556A CS175565B1 (it) | 1971-05-17 | 1971-05-17 | |
| CH685172A CH546979A (de) | 1971-05-17 | 1972-05-09 | Verfahren zur regelung des hydrostatischen druckes in einer fluessigkeit, insbesondere in einer geschmolzenen aluminiumlegierung, durch druckregelung eines gasfoermigen mediums oberhalb des fluessigkeitsspiegels, und vorrichtung zur druchfuehrung dieses verfahrens. |
| GB2286972A GB1388630A (en) | 1971-05-17 | 1972-05-16 | Method of pressure control below the level of a liquid such as a molten aluminium alloy and apparatus for carrying out this method |
| FR727217470A FR2137959B1 (it) | 1971-05-17 | 1972-05-16 | |
| IT24420/72A IT955569B (it) | 1971-05-17 | 1972-05-16 | Procedimento per la regolazione della pressione al disotto del livello di liquido in particola re di leghe fuse di alluminio e dispositivo per la esecuzione di questo procedimento |
| DE2224139A DE2224139B2 (de) | 1971-05-17 | 1972-05-17 | Verfahren und Vorrichtung zur Regelung des Druckes unterhalb eines Flüssigkeitsspiegels, insbesondere von geschmolzenen Aluminiumlegierungen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS3556A CS175565B1 (it) | 1971-05-17 | 1971-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS175565B1 true CS175565B1 (it) | 1977-05-31 |
Family
ID=5375981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS3556A CS175565B1 (it) | 1971-05-17 | 1971-05-17 |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH546979A (it) |
| CS (1) | CS175565B1 (it) |
| DE (1) | DE2224139B2 (it) |
| FR (1) | FR2137959B1 (it) |
| GB (1) | GB1388630A (it) |
| IT (1) | IT955569B (it) |
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1971
- 1971-05-17 CS CS3556A patent/CS175565B1/cs unknown
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1972
- 1972-05-09 CH CH685172A patent/CH546979A/xx not_active IP Right Cessation
- 1972-05-16 FR FR727217470A patent/FR2137959B1/fr not_active Expired
- 1972-05-16 GB GB2286972A patent/GB1388630A/en not_active Expired
- 1972-05-16 IT IT24420/72A patent/IT955569B/it active
- 1972-05-17 DE DE2224139A patent/DE2224139B2/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2224139A1 (de) | 1972-11-23 |
| FR2137959A1 (it) | 1972-12-29 |
| IT955569B (it) | 1973-09-29 |
| DE2224139C3 (it) | 1974-10-17 |
| FR2137959B1 (it) | 1973-07-13 |
| DE2224139B2 (de) | 1974-03-21 |
| GB1388630A (en) | 1975-03-26 |
| CH546979A (de) | 1974-03-15 |