DE3175742D1 - Method and apparatus for classifying particles of powder material - Google Patents

Method and apparatus for classifying particles of powder material

Info

Publication number
DE3175742D1
DE3175742D1 DE8181301927T DE3175742T DE3175742D1 DE 3175742 D1 DE3175742 D1 DE 3175742D1 DE 8181301927 T DE8181301927 T DE 8181301927T DE 3175742 T DE3175742 T DE 3175742T DE 3175742 D1 DE3175742 D1 DE 3175742D1
Authority
DE
Germany
Prior art keywords
particles
gas
stream
supply device
ioniser
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
DE8181301927T
Other languages
English (en)
Inventor
Walter J Rozmus
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.)
Dow Chemical Co
Original Assignee
Roc-Tec Inc
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 Roc-Tec Inc filed Critical Roc-Tec Inc
Application granted granted Critical
Publication of DE3175742D1 publication Critical patent/DE3175742D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/06—Feeding or discharging arrangements
    • 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
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00—Separating solids from solids by electrostatic effect
    • 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
    • B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/02—Arrangement of air or material conditioning accessories
    • 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
    • B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
    • B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
    • 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
    • B07B7/04—Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against baffle separators

Landscapes

  • Combined Means For Separation Of Solids (AREA)
  • Electrostatic Separation (AREA)
DE8181301927T 1980-05-15 1981-05-01 Method and apparatus for classifying particles of powder material Expired DE3175742D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/149,919 US4312748A (en) 1980-05-15 1980-05-15 Method and apparatus for classifying particles of powder metal

Publications (1)

Publication Number Publication Date
DE3175742D1 true DE3175742D1 (en) 1987-02-05

Family

ID=22532363

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181301927T Expired DE3175742D1 (en) 1980-05-15 1981-05-01 Method and apparatus for classifying particles of powder material

Country Status (6)

Country Link
US (1) US4312748A (de)
EP (1) EP0040483B1 (de)
JP (1) JPS6031546B2 (de)
AT (1) ATE24422T1 (de)
CA (1) CA1163960A (de)
DE (1) DE3175742D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5960199A (ja) * 1982-09-30 1984-04-06 株式会社東芝 赤外線放射装置
EP0316326A4 (de) * 1986-08-01 1990-06-27 Robert George Stafford Trennung von gemischen in einem windtunnel.
GB2212075B (en) * 1987-11-09 1991-11-27 Alan Michael Davis Thermal dry powder classification system
US5507439A (en) * 1994-11-10 1996-04-16 Kerr-Mcgee Chemical Corporation Method for milling a powder
US6165542A (en) * 1998-12-23 2000-12-26 United Technologies Corporation Method for fabricating and inspecting coatings
US9132432B2 (en) 2011-10-15 2015-09-15 Dean Andersen Trust Isotropic quantization sorting systems of automobile shredder residue to enhance recovery of recyclable materials
US8226019B2 (en) 2011-10-15 2012-07-24 Dean Andersen Trust Systems for isotropic quantization sorting of automobile shredder residue to enhance recovery of recyclable resources
CN102814277B (zh) * 2012-08-01 2016-08-03 苏小平 从矿粉中分离金属的设备
CA2954453C (en) 2016-01-11 2023-10-10 Pat Technology Systems Inc. Filter assembly
USD882749S1 (en) 2016-12-13 2020-04-28 Pat Technology Systems, Inc. Blower
DE102019122897A1 (de) * 2019-08-27 2021-03-04 Gebr. Pfeiffer Se Vorrichtung zur Aufbereitung von gemahlenem Gut
CN112548839A (zh) * 2020-12-09 2021-03-26 佛山市蓝之鲸科技有限公司 一种陶瓷粉料优化方法、陶瓷制粉方法和制粉系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR545573A (fr) * 1921-12-30 1922-10-16 Sasseur débourreur
US2155489A (en) * 1936-06-15 1939-04-25 Charles W Herrin Automatic separator
US2583456A (en) * 1946-01-11 1952-01-22 Carlfors Aktiebolag Apparatus in the production of aluminum and other powder with leaf structure or needle form
US2828011A (en) * 1953-03-04 1958-03-25 Superior Separator Company Stratifier and air separator
GB953690A (en) * 1963-01-14 1964-03-25 Masuda Senichi Improvements in dust classifiers
US3400882A (en) * 1966-06-24 1968-09-10 Mallory Battery Canada Ion pump
US3572503A (en) * 1968-11-04 1971-03-30 Waste Reclamation Corp Trash segregation apparatus
US3638058A (en) * 1970-06-08 1972-01-25 Robert S Fritzius Ion wind generator
US3751715A (en) * 1972-07-24 1973-08-07 H Edwards Ionic wind machine
US3933626A (en) * 1973-07-12 1976-01-20 Ottawa Silica Company Classifier for particulate material
US3972808A (en) * 1974-03-25 1976-08-03 Manley Bros. Of Indiana, Inc. Pneumatic classifier with particle removal system
DE2657754A1 (de) * 1976-12-20 1978-06-29 Reiff Gmbh & Co Kg Bimsbaustof Windsichtungsanlage zur trennung von gesteinsmaterial unterschiedlicher korngroesse und wichte
JPS5479872A (en) * 1977-12-08 1979-06-26 Kelsey Hayes Co Powder classifier

Also Published As

Publication number Publication date
EP0040483A3 (en) 1982-09-22
CA1163960A (en) 1984-03-20
US4312748A (en) 1982-01-26
JPS6031546B2 (ja) 1985-07-23
JPS5710360A (en) 1982-01-19
EP0040483B1 (de) 1986-12-30
EP0040483A2 (de) 1981-11-25
ATE24422T1 (de) 1987-01-15

Similar Documents

Publication Publication Date Title
DE3175742D1 (en) Method and apparatus for classifying particles of powder material
US3558052A (en) Method and apparatus for spraying electrostatic dry powder
US7105041B2 (en) Grid type electrostatic separator/collector and method of using same
US4299694A (en) Method and apparatus for char separation from the discharge materials of an iron oxide reducing kiln
ES8407304A1 (es) Metodo y aparato para proporcionar material de chapa fina laminada con polvo finamente separado
US4073265A (en) Electrostatic powder coating apparatus
EP0479549A3 (en) Apparatus for separating threshed leaf tobacco and method
ES8104008A1 (es) Procedimiento y dispositivo para separar y clasificar neuma-ticamente material de grano grueso
JPH01503368A (ja) 風洞内での混合物の選別
GB1486862A (en) Classification of particles
GB2009627A (en) Classifying Particulate Material
US3006470A (en) Apparatus for classifying particulate material
GB1376804A (en) Method and apparatus for electrostatic dust collection
US4759840A (en) Particle classifier
HUT63351A (en) Method and apparatus for classing sand or sandliki granular material
GB849340A (en) Improvements in and relating to vibratory grinding
GB1377752A (en) Method and device for removing particles from a gaseous stream
GB831240A (en) Electrostatic method and apparatus for concentrating minerals
GB755252A (en) Apparatus for classifying particles by size
EP0005331B1 (de) Gerät zum Trennen von Partikeln aus magnetisierbarem Material
GB1526050A (en) Method of and apparatus for sifting particulate material in a cross-current
Smith Jr et al. The Mechanism of Separation in the Louver-Type Dust Separator
SU839614A1 (ru) Устройство дл разделени твердыхСыпучиХ МАТЕРиАлОВ
JPS5916509B2 (ja) 「粉粒体の気流分級装置」
GB781503A (en) Improvements in or relating to a method and apparatus for separating components froma mixture of materials

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: THE DOW CHEMICAL CO., MIDLAND, MICH., US

8328 Change in the person/name/address of the agent

Free format text: WEICKMANN, H., DIPL.-ING. FINCKE, K., DIPL.-PHYS. DR. WEICKMANN, F., DIPL.-ING. HUBER, B., DIPL.-CHEM. LISKA, H., DIPL.-ING. DR.-ING. PRECHTEL, J., DIPL.-PHYS. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee