DE3018640A1 - Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver - Google Patents

Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver

Info

Publication number
DE3018640A1
DE3018640A1 DE19803018640 DE3018640A DE3018640A1 DE 3018640 A1 DE3018640 A1 DE 3018640A1 DE 19803018640 DE19803018640 DE 19803018640 DE 3018640 A DE3018640 A DE 3018640A DE 3018640 A1 DE3018640 A1 DE 3018640A1
Authority
DE
Germany
Prior art keywords
determined
sedimentometer
demagnetized
relative
range
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.)
Withdrawn
Application number
DE19803018640
Other languages
German (de)
English (en)
Inventor
Horst Dipl.-Phys. Dr. 5030 Hürth Krämer
Karlheinz Dipl.-Phys. Dr. 5040 Brühl Uhle
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Priority to DE19803018640 priority Critical patent/DE3018640A1/de
Priority to AT81102785T priority patent/ATE6815T1/de
Priority to EP81102785A priority patent/EP0040322B1/de
Priority to DE8181102785T priority patent/DE3162745D1/de
Priority to CA000376940A priority patent/CA1160294A/en
Priority to ES501931A priority patent/ES501931A0/es
Priority to US06/261,744 priority patent/US4369648A/en
Priority to YU01238/81A priority patent/YU123881A/xx
Priority to CS813578A priority patent/CS231177B2/cs
Priority to PL1981231190A priority patent/PL135294B1/pl
Priority to AU70612/81A priority patent/AU540442B2/en
Priority to ZA00813240A priority patent/ZA813240B/xx
Priority to BR8103023A priority patent/BR8103023A/pt
Priority to GR64958A priority patent/GR78236B/el
Publication of DE3018640A1 publication Critical patent/DE3018640A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B13/00Control arrangements specially adapted for wet-separating apparatus or for dressing plant, using physical effects
    • B03B13/005Methods or arrangements for controlling the physical properties of heavy media, e.g. density, concentration or viscosity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/28Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
    • B03B5/30Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
    • B03B5/44Application of particular media therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/04Investigating sedimentation of particle suspensions

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Soft Magnetic Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Measuring Magnetic Variables (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
DE19803018640 1980-05-16 1980-05-16 Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver Withdrawn DE3018640A1 (de)

Priority Applications (14)

Application Number Priority Date Filing Date Title
DE19803018640 DE3018640A1 (de) 1980-05-16 1980-05-16 Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver
AT81102785T ATE6815T1 (de) 1980-05-16 1981-04-11 Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver.
EP81102785A EP0040322B1 (de) 1980-05-16 1981-04-11 Prüfverfahren zur Ermittlung der magnetischen Eigenschaften ferromagnetischer Pulver
DE8181102785T DE3162745D1 (en) 1980-05-16 1981-04-11 Test method for determining the magnetic properties of ferromagnetic powders
CA000376940A CA1160294A (en) 1980-05-16 1981-05-06 Testing method for determining the magnetic properties of ferromagnetic powders
ES501931A ES501931A0 (es) 1980-05-16 1981-05-06 Procedimiento de ensayo para determinar las propiedades mag-neticas de polvos ferromagneticos
US06/261,744 US4369648A (en) 1980-05-16 1981-05-08 Testing method for determining the magnetic properties of ferromagnetic powders
YU01238/81A YU123881A (en) 1980-05-16 1981-05-14 Testing method of defining the magnetic properties of ferromagnetic powders
CS813578A CS231177B2 (en) 1980-05-16 1981-05-14 Method of testing of magnetic properties of ferromagnetic powder
PL1981231190A PL135294B1 (en) 1980-05-16 1981-05-15 Method of examining ferromagnetic powders for their magnetical properties
AU70612/81A AU540442B2 (en) 1980-05-16 1981-05-15 Testing magnetic powders in suspension
ZA00813240A ZA813240B (en) 1980-05-16 1981-05-15 Testing method for determining the magnetic properties of ferromagnetic powders
BR8103023A BR8103023A (pt) 1980-05-16 1981-05-15 Processo de ensaio para a determinacao das propriedades magneticas de pos ferromagneticos
GR64958A GR78236B (cg-RX-API-DMAC7.html) 1980-05-16 1981-07-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803018640 DE3018640A1 (de) 1980-05-16 1980-05-16 Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver

Publications (1)

Publication Number Publication Date
DE3018640A1 true DE3018640A1 (de) 1981-11-26

Family

ID=6102495

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19803018640 Withdrawn DE3018640A1 (de) 1980-05-16 1980-05-16 Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver
DE8181102785T Expired DE3162745D1 (en) 1980-05-16 1981-04-11 Test method for determining the magnetic properties of ferromagnetic powders

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8181102785T Expired DE3162745D1 (en) 1980-05-16 1981-04-11 Test method for determining the magnetic properties of ferromagnetic powders

Country Status (13)

Country Link
US (1) US4369648A (cg-RX-API-DMAC7.html)
EP (1) EP0040322B1 (cg-RX-API-DMAC7.html)
AT (1) ATE6815T1 (cg-RX-API-DMAC7.html)
AU (1) AU540442B2 (cg-RX-API-DMAC7.html)
BR (1) BR8103023A (cg-RX-API-DMAC7.html)
CA (1) CA1160294A (cg-RX-API-DMAC7.html)
CS (1) CS231177B2 (cg-RX-API-DMAC7.html)
DE (2) DE3018640A1 (cg-RX-API-DMAC7.html)
ES (1) ES501931A0 (cg-RX-API-DMAC7.html)
GR (1) GR78236B (cg-RX-API-DMAC7.html)
PL (1) PL135294B1 (cg-RX-API-DMAC7.html)
YU (1) YU123881A (cg-RX-API-DMAC7.html)
ZA (1) ZA813240B (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5112653A (en) * 1989-07-03 1992-05-12 Consolidated Papers, Inc. Method of and apparatus for coating high speed traveling webs
CN115739377B (zh) * 2022-11-22 2025-01-03 中南大学 一种高密度重介质悬浮液及配置方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896660A (en) * 1973-12-26 1975-07-29 Univ Michigan Tech Sedimentation device
SU488118A1 (ru) * 1974-03-25 1975-10-15 Институт автоматики и электрометрии СО АН СССР Способ седиментационного анализа
US3985646A (en) * 1974-08-08 1976-10-12 J. M. Huber Corporation Method for magnetic beneficiation of particle dispersions
SU623140A1 (ru) * 1977-02-02 1978-09-05 Ленинградский Государственный Научно-Исследовательский И Проектный Институт Основной Химической Промышленности Способ опредеени характеристик процесса фильтровани

Also Published As

Publication number Publication date
BR8103023A (pt) 1982-02-09
ZA813240B (en) 1982-06-30
CA1160294A (en) 1984-01-10
PL135294B1 (en) 1985-10-31
PL231190A1 (cg-RX-API-DMAC7.html) 1982-02-01
ATE6815T1 (de) 1984-04-15
DE3162745D1 (en) 1984-04-26
AU7061281A (en) 1981-11-19
YU123881A (en) 1983-12-31
AU540442B2 (en) 1984-11-15
ES8202267A1 (es) 1982-02-01
GR78236B (cg-RX-API-DMAC7.html) 1984-09-26
EP0040322B1 (de) 1984-03-21
EP0040322A1 (de) 1981-11-25
CS231177B2 (en) 1984-10-15
US4369648A (en) 1983-01-25
ES501931A0 (es) 1982-02-01

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