BE682095A - - Google Patents
Info
- Publication number
- BE682095A BE682095A BE682095DA BE682095A BE 682095 A BE682095 A BE 682095A BE 682095D A BE682095D A BE 682095DA BE 682095 A BE682095 A BE 682095A
- Authority
- BE
- Belgium
- Prior art keywords
- load
- light
- mirror
- charge
- level
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000032900 absorption of visible light Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Automation & Control Theory (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU48988 | 1965-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE682095A true BE682095A (US06650917-20031118-M00005.png) | 1966-12-05 |
Family
ID=19724356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE682095D BE682095A (US06650917-20031118-M00005.png) | 1965-07-05 | 1966-06-03 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE682095A (US06650917-20031118-M00005.png) |
| LU (1) | LU48988A1 (US06650917-20031118-M00005.png) |
| NL (1) | NL6609352A (US06650917-20031118-M00005.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2447967A1 (fr) * | 1979-01-31 | 1980-08-29 | Siderurgie Fse Inst Rech | Procede et dispositif de determination en continu du profil des charges dans un haut fourneau |
| FR2455938A2 (fr) * | 1979-05-09 | 1980-12-05 | Poncet Pierre | Perfectionnements aux regulateurs de niveau pour installations de coulee continue |
-
1965
- 1965-07-05 LU LU48988D patent/LU48988A1/xx unknown
-
1966
- 1966-06-03 BE BE682095D patent/BE682095A/fr unknown
- 1966-07-05 NL NL6609352A patent/NL6609352A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6609352A (US06650917-20031118-M00005.png) | 1967-01-06 |
| LU48988A1 (US06650917-20031118-M00005.png) | 1967-01-05 |
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