DE3477889D1 - Slow-transfer device for purifiying and separating powders having different densities - Google Patents

Slow-transfer device for purifiying and separating powders having different densities

Info

Publication number
DE3477889D1
DE3477889D1 DE8484401281T DE3477889T DE3477889D1 DE 3477889 D1 DE3477889 D1 DE 3477889D1 DE 8484401281 T DE8484401281 T DE 8484401281T DE 3477889 T DE3477889 T DE 3477889T DE 3477889 D1 DE3477889 D1 DE 3477889D1
Authority
DE
Germany
Prior art keywords
purifiying
slow
transfer device
different densities
separating powders
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.)
Expired
Application number
DE8484401281T
Other languages
English (en)
Inventor
Rene Jean Morbioli
Jean Ney
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE3477889D1 publication Critical patent/DE3477889D1/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B01D45/06—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by reversal of direction of flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B01D45/08—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/62—Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type
    • B03B5/623—Upward current classifiers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/02—Selective separation of solid materials carried by, or dispersed in, gas currents by reversal of direction of flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
DE8484401281T 1983-06-29 1984-06-21 Slow-transfer device for purifiying and separating powders having different densities Expired DE3477889D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8310717A FR2548054B1 (fr) 1983-06-29 1983-06-29 Dispositif d'elutriation pour purification et separation de poudres de densites differentes

Publications (1)

Publication Number Publication Date
DE3477889D1 true DE3477889D1 (en) 1989-06-01

Family

ID=9290281

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484401281T Expired DE3477889D1 (en) 1983-06-29 1984-06-21 Slow-transfer device for purifiying and separating powders having different densities

Country Status (5)

Country Link
US (1) US4640768A (de)
EP (1) EP0130884B1 (de)
JP (1) JPS6022974A (de)
DE (1) DE3477889D1 (de)
FR (1) FR2548054B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3513986A1 (de) * 1985-04-18 1986-10-30 Hazemag Dr. E. Andreas GmbH & Co, 4400 Münster Klassier- und sichtanlage zum abtrennen von unerwuenschten gutteilchen aus einem schuettgutgemisch
JPS6394583U (de) * 1986-12-09 1988-06-18
JPS63107343U (de) * 1986-12-26 1988-07-11
US5412975A (en) * 1993-11-12 1995-05-09 The Regents Of The University Of California Universal inlet for airborne-particle size-selective sampling
US5798137A (en) 1995-06-07 1998-08-25 Advanced Silicon Materials, Inc. Method for silicon deposition
EP1020224A1 (de) * 1999-01-04 2000-07-19 R.S.T. Luxembourg S.A. Verfahren und Vorrichtung zur Aufbereitung von Abfällen mit mehrstufiger Sichtungsabtrennung von Leichtfraktionen aus getrocknetem Material
CN101966583B (zh) * 2010-10-24 2012-04-18 江苏技术师范学院 超细粉体分级装置及其对超细粉体进行分级的方法
US9482620B2 (en) 2014-10-21 2016-11-01 Colorado State University Research Foundation Portable particle spectrometer

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US603319A (en) * 1898-05-03 Cisco
US555920A (en) * 1896-03-10 Andrew b
US816560A (en) * 1905-03-23 1906-04-03 Theodore G Case Seed-cleaning apparatus.
FR425880A (fr) * 1911-01-26 1911-06-22 Richard Krause Machine à nettoyer et à classer le grain et les semences
US1040804A (en) * 1911-09-30 1912-10-08 Sands Ltd Apparatus for classifying or grading crushed ore and the like.
US1537424A (en) * 1924-04-17 1925-05-12 William G Elms Gravity concentrator
US2641335A (en) * 1946-01-12 1953-06-09 Union Oil Co Gas-solid separator
US2714453A (en) * 1951-08-10 1955-08-02 James F Miller Apparatus for fractionating finely divided material
US2940592A (en) * 1955-02-23 1960-06-14 Union Carbide Corp Method of and apparatus for powder elutriation
FR1514057A (fr) * 1961-10-18 1968-02-23 Pechiney Prod Chimiques Sa Appareillage pour l'élutriation à contre-courant
FR1359659A (fr) * 1962-12-07 1964-04-30 Grenobloise Etude Appl Procédé et appareil pour le triage de deux ou plusieurs matériaux
AT244885B (de) * 1964-02-21 1966-01-25 Hubert Dipl Kfm Dr Heigl Eindick- und Klassiervorrichtung
US3294236A (en) * 1965-01-28 1966-12-27 American Instr Co Inc Method for pneumatically elutriating solid particles
GB1142002A (en) * 1965-03-24 1969-02-05 Fisons Ltd Granulation
US3550773A (en) * 1966-11-23 1970-12-29 Nat Res Corp Size separation of fine powders by column elutriation
SU421382A1 (ru) * 1972-07-24 1974-03-30 Н. Н. Ульрих, Ю. Ф. Некипелов, Д. А. Крысин , Ю. А. Космовский ЛАБОРАТОРНЫЙ ВОЗДУШНЫЙ СЕПАРАТОРВ{*\ЛИП! H-'lnrJ-,
SE7713916L (sv) * 1977-12-08 1979-06-09 Atlas Copco Ab Dammsuganleggning for bergborraggregat
CH629119A5 (de) * 1978-07-14 1982-04-15 Foerderung Forschung Gmbh Vorrichtung zum trennen von gemengen aus feststoffteilchen verschiedener dichte.
DE2842259C2 (de) * 1978-09-28 1984-03-08 Kurt Prof. Dr.-Ing. Leschonski Verfahren und Sortieranlage zur trockenen Sortierung eines körnigen Gemisches aus Feststoffkomponenten

Also Published As

Publication number Publication date
FR2548054B1 (fr) 1985-11-08
EP0130884A3 (en) 1987-03-11
JPS6022974A (ja) 1985-02-05
EP0130884A2 (de) 1985-01-09
FR2548054A1 (fr) 1985-01-04
JPH0254153B2 (de) 1990-11-20
EP0130884B1 (de) 1989-04-26
US4640768A (en) 1987-02-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee