FR2407729A1 - Procede et installation pour deshydrater des granules, en particulier du laitier de haut fourneau granule - Google Patents

Procede et installation pour deshydrater des granules, en particulier du laitier de haut fourneau granule

Info

Publication number
FR2407729A1
FR2407729A1 FR7831050A FR7831050A FR2407729A1 FR 2407729 A1 FR2407729 A1 FR 2407729A1 FR 7831050 A FR7831050 A FR 7831050A FR 7831050 A FR7831050 A FR 7831050A FR 2407729 A1 FR2407729 A1 FR 2407729A1
Authority
FR
France
Prior art keywords
dehydrating
granules
installation
dairy
particular pellet
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
FR7831050A
Other languages
English (en)
Other versions
FR2407729B1 (fr
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.)
Ajo Stahlbau GmbH and Co KG
Original Assignee
Ajo Stahlbau GmbH and Co KG
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
Priority claimed from DE2749143A external-priority patent/DE2749143C2/de
Priority claimed from DE19782807441 external-priority patent/DE2807441A1/de
Application filed by Ajo Stahlbau GmbH and Co KG filed Critical Ajo Stahlbau GmbH and Co KG
Publication of FR2407729A1 publication Critical patent/FR2407729A1/fr
Application granted granted Critical
Publication of FR2407729B1 publication Critical patent/FR2407729B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C21B3/04—Recovery of by-products, e.g. slag
    • C21B3/06—Treatment of liquid slag
    • C21B3/08—Cooling slag
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B01D21/2461—Positive-displacement pumps; Screw feeders; Trough conveyors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/02—Physical or chemical treatment of slags
    • C21B2400/022—Methods of cooling or quenching molten slag
    • C21B2400/024—Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/02—Physical or chemical treatment of slags
    • C21B2400/032—Separating slag from liquid, e.g. from water, after quenching
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/062—Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/05—Apparatus features
    • C21B2400/066—Receptacle features where the slag is treated
    • C21B2400/072—Tanks to collect the slag, e.g. water tank

Abstract

L'INVENTION CONCERNE UN PROCEDE ET UNE INSTALLATION POUR DESHYDRATER DES GRANULES, EN PARTICULIER DU LAITIER DE HAUT FOURNEAU GRANULE. LE PROCEDE EST CARACTERISE PAR AU MOINS UNE GOUTTIERE 21 FILTRANTE AYANT DES FONDS 23 PERFORES POUR LA RECEPTION DES PARTICULES EN SUSPENSION ET SURNAGEANTES DE LA MATIERE EN VRAC OU DU SABLE, DISPOSEES LE LONG DE LA CUVE 5 AINSI QUE PAR UN DISPOSITIF 25 RACLEUR REGLABLE EN HAUTEUR QUI EST DISPOSE DANS OU SUR LA GOUTTIERE 21 FILTRANTE. APPLICATION NOTAMMENT POUR LA DESHYDRATATION DU SABLE DE LAITIER DE HAUT FOURNEAU.
FR7831050A 1977-11-03 1978-11-02 Procede et installation pour deshydrater des granules, en particulier du laitier de haut fourneau granule Granted FR2407729A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2749143A DE2749143C2 (de) 1977-11-03 1977-11-03 Vorrichtung zum Entwässern von körnigem Schüttgut, insbesondere von Schlackensand
DE19782807441 DE2807441A1 (de) 1978-02-22 1978-02-22 Verfahren und vorrichtung zum entwaessern von granulat, insbesondere von granulierter hochofenschlacke

Publications (2)

Publication Number Publication Date
FR2407729A1 true FR2407729A1 (fr) 1979-06-01
FR2407729B1 FR2407729B1 (fr) 1984-03-16

Family

ID=25773015

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7831050A Granted FR2407729A1 (fr) 1977-11-03 1978-11-02 Procede et installation pour deshydrater des granules, en particulier du laitier de haut fourneau granule

Country Status (10)

Country Link
AT (1) AT363969B (fr)
AU (1) AU532442B2 (fr)
BR (1) BR7807231A (fr)
FR (1) FR2407729A1 (fr)
GB (2) GB2088233B (fr)
IT (1) IT1100451B (fr)
LU (1) LU80440A1 (fr)
NL (1) NL7810971A (fr)
PL (1) PL124161B1 (fr)
SE (2) SE443357B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59102187D1 (de) * 1991-01-31 1994-08-18 Kreyenberg Heiner Verfahren zum Aufbereiten von Ablagerungen.
CN112704948B (zh) * 2021-01-04 2022-05-24 湖南东安湘江科技股份有限公司 一种焊剂熔炼焊渣多级过滤装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208261B (de) * 1964-06-24 1966-01-05 Stichweh K G Maschinenfabrik Kiesentwaesserungsvorrichtung
FR2279440A1 (fr) * 1974-04-25 1976-02-20 Stichweh Verwaltungs Gmbh Dispositif d'egouttage pour le sable et le gravier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208261B (de) * 1964-06-24 1966-01-05 Stichweh K G Maschinenfabrik Kiesentwaesserungsvorrichtung
FR2279440A1 (fr) * 1974-04-25 1976-02-20 Stichweh Verwaltungs Gmbh Dispositif d'egouttage pour le sable et le gravier

Also Published As

Publication number Publication date
GB2088233A (en) 1982-06-09
NL7810971A (nl) 1979-05-07
GB2088233B (en) 1983-01-19
GB2007519A (en) 1979-05-23
FR2407729B1 (fr) 1984-03-16
AT363969B (de) 1981-09-10
PL124161B1 (en) 1982-12-31
PL210680A1 (pl) 1979-10-22
SE8400627D0 (sv) 1984-02-07
GB2007519B (en) 1982-10-27
IT7829413A0 (it) 1978-11-03
SE7811366L (sv) 1979-05-04
SE443357B (sv) 1986-02-24
BR7807231A (pt) 1979-06-12
LU80440A1 (fr) 1979-03-19
IT1100451B (it) 1985-09-28
AU532442B2 (en) 1983-09-29
SE8400627L (sv) 1984-02-07
ATA785078A (de) 1981-02-15
AU4127378A (en) 1979-05-17

Similar Documents

Publication Publication Date Title
FR2450879B1 (fr) Procede pour l'agglomeration de fines particules de matieres charbonneuses
FR2583739B1 (fr) Procede et dispositif pour la commande de l'addition de produits chimiques en vue de floculer des substances floculables dans des suspensions, en particulier pour epurer l'eau de retour d'installations de desencrage.
JPS56145990A (en) Recovery of pulverized coal from slurry containing the same
GB1337027A (en) Apparatus for filtering and or purifying fluids
FR2407729A1 (fr) Procede et installation pour deshydrater des granules, en particulier du laitier de haut fourneau granule
EP0152711A3 (fr) Procédé de concentration d'une suspension de particules microscopiques, dispositif pour la mise en oeuvre de ce procédé et applications de celui-ci
FR2014810A1 (en) Stone removing washer for mechanically - cut sugar cane
YU40566B (en) Process for obtaining a three-component granulated fertilizer
RO86780A (fr) Procede pour l'elimination des composes de metau0 lourds resultes au0megisseries
NO991754L (no) Fremgangsmåte og anordning hvor det anvendes kalsiumcyanamid for jordbehandling
AT386760B (de) Vorrichtung zum abtrennen von vergleichsweise schweren fremdkoerpern, z.b. steinen und kies, von weniger schweren koerpern, z.b. zuckerrueben, die in einem fluessigkeitsstrom transportiert werden
BE871492A (fr) Procede et installation pour deshydrater des granules en particulier du laitier de haut fourneau granule
BE882814A (fr) Procede et installation pour la fabrication d'engrais granules.
PT68310A (fr) Proces pour l'elimination de l'eau de suspensions aqueusesde granules spheriques de polymeros
BE823549A (fr) Procede de passivation continue de particules d'eponges de fer.
SU920002A1 (ru) Способ обезвоживани суспензии
SU1178789A1 (ru) Способ разделени гранулированного марганецсодержащего шлака
FR2651222B1 (fr) Procede de denitration avec recyclage direct des effluents de regeneration comme engrais.
FR1376002A (fr) Procédé pour la préparation de granules résistant au frottement, à partir de farine de scories de déphosphoration thomas, de phosphates meubles ou d'engrais mixtes les contenant
JPS5615850A (en) Rotary classifier
Gutkin Machining Chips as a Raw Material for Casting Units
SU1316696A1 (ru) Способ мокрого обесшламливани угл перед обогащением
RO82811A (fr) Procede d'obtention des bandes d'acier au silicium avec structure orientee cube sur arete
BE811280A (fr) Perfectionnements au procede de passivation des agglomeres ou particules metalliques granulees
SU623832A1 (ru) Сгуститель

Legal Events

Date Code Title Description
ST Notification of lapse