FR2200523A1 - Metal melt testing and sampling appts - for use with ladles, converters, casting-runners etc - Google Patents

Metal melt testing and sampling appts - for use with ladles, converters, casting-runners etc

Info

Publication number
FR2200523A1
FR2200523A1 FR7334255A FR7334255A FR2200523A1 FR 2200523 A1 FR2200523 A1 FR 2200523A1 FR 7334255 A FR7334255 A FR 7334255A FR 7334255 A FR7334255 A FR 7334255A FR 2200523 A1 FR2200523 A1 FR 2200523A1
Authority
FR
France
Prior art keywords
melt
probe
ladles
converters
casting
Prior art date
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
Application number
FR7334255A
Other languages
English (en)
French (fr)
Other versions
FR2200523B1 (enrdf_load_stackoverflow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centre de Recherches Metallurgiques CRM ASBL
Original Assignee
Centre de Recherches Metallurgiques CRM ASBL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Centre de Recherches Metallurgiques CRM ASBL filed Critical Centre de Recherches Metallurgiques CRM ASBL
Publication of FR2200523A1 publication Critical patent/FR2200523A1/fr
Application granted granted Critical
Publication of FR2200523B1 publication Critical patent/FR2200523B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/12—Dippers; Dredgers
    • G01N1/125—Dippers; Dredgers adapted for sampling molten metals
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4673—Measuring and sampling devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F15B2211/3057—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having two valves, one for each port of a double-acting output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/355—Pilot pressure control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41527—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
    • F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/67—Methods for controlling pilot pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/885—Control specific to the type of fluid, e.g. specific to magnetorheological fluid
    • F15B2211/8855—Compressible fluids, e.g. specific to pneumatics

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Pathology (AREA)
  • Hydrology & Water Resources (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Sampling And Sample Adjustment (AREA)
FR7334255A 1972-09-26 1973-09-25 Metal melt testing and sampling appts - for use with ladles, converters, casting-runners etc Granted FR2200523A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE789301 1972-09-26
BE791495 1972-11-16
BE791835 1972-11-23

Publications (2)

Publication Number Publication Date
FR2200523A1 true FR2200523A1 (en) 1974-04-19
FR2200523B1 FR2200523B1 (enrdf_load_stackoverflow) 1974-11-08

Family

ID=27159415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7334255A Granted FR2200523A1 (en) 1972-09-26 1973-09-25 Metal melt testing and sampling appts - for use with ladles, converters, casting-runners etc

Country Status (3)

Country Link
FR (1) FR2200523A1 (enrdf_load_stackoverflow)
IT (1) IT1004583B (enrdf_load_stackoverflow)
LU (1) LU68473A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2523721A1 (fr) * 1982-03-19 1983-09-23 Usinor Dispositif de determination automatique d'un niveau dans un bain de metal en fusion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2523721A1 (fr) * 1982-03-19 1983-09-23 Usinor Dispositif de determination automatique d'un niveau dans un bain de metal en fusion

Also Published As

Publication number Publication date
FR2200523B1 (enrdf_load_stackoverflow) 1974-11-08
IT1004583B (it) 1976-07-20
LU68473A1 (enrdf_load_stackoverflow) 1973-12-07

Similar Documents

Publication Publication Date Title
JPS527765A (en) Method and apparatus for measuring fluid mass flow rate
FR2307258A1 (fr) Procede de mise en reaction d'un echantillon de fluide corporel avec un reactif d'essai et dispositif pour sa mise en oeuvre
GB1548447A (en) Apparatus for measuring the flow rate and/or viscosity of a fluid
JPS5292918A (en) Pipe for conveying liquid or gaseous medium * especially under high temperature and high pressure
ES415318A1 (es) Perfeccionamientos en instalaciones que permiten la toma deuna muestra media de fluido en deslizamiento.
JPS529477A (en) System for supersonic measurement of flow rate of flowing medium
ATA957375A (de) Verfahren und einrichtung zum verschliessen des stichloches eines metallurgischen gefaesses
GB1455518A (en) Testing molten metal
JPS52140360A (en) Apparatus for measuring flow rate of fluid * especially gas flowing in pipe
JPS5353353A (en) Measuring apparatus for inner diameter of line pipe
FR2313264A1 (fr) Appareil pour l'indication du taux de givrage, en particulier sur les avions
FR2200523A1 (en) Metal melt testing and sampling appts - for use with ladles, converters, casting-runners etc
BE791835A (en) Metal melt testing and sampling appts - for use with ladles, converters, casting-runners etc
FR2311990A1 (fr) Moyen de transport a cuve auto-porteuse de revolution, en particulier pour le transport d'un fluide a basse temperature
ZA766754B (en) Flor-limiting device for a pipe carrying a fluid or gaseous medium
CH403571A (fr) Procédé d'affichage et d'enregistrement de signalisations et dispositif pour la mise en oeuvre du procédé
GB1117754A (en) Measuring temperatures
BE578573A (fr) Procédé pour conserver le parallélisme des godets de chargement de pelles rétro-chargeuses, dispositif de mise en application du procédé ou d'un procédé similaire et pelle munie de ce dispositif.
AT347987B (de) Einrichtung zur medienversorgung eines kippbaren metallurgischen gefaesses
JPS52124361A (en) Apparatus for measuring flow rate of fluid
FR2181933A1 (en) Consumable sampling lance for melts - has reinforced porous refractory sleeve to stop splashing on immersion
FR1492809A (fr) Procédé de mesure du point de rosée, en particulier des fumées de combustion, etappareil pour la mise en oeuvre de ce procédé
JPS5249086A (en) Method and apparatus for measuring temperature and sampling of molten steel flow
JPS531109A (en) Automatic loading apparatus for probe of converter sublance
JPS5274506A (en) Device for inserting probe into molten metal

Legal Events

Date Code Title Description
ST Notification of lapse