GR3032994T3 - IMPROVED HARMONIC MARKERS MADE FROM Fe-Ni BASED SOFT MAGNETIC ALLOYS HAVING NANOCRYSTALLINE STRUCTURE. - Google Patents

IMPROVED HARMONIC MARKERS MADE FROM Fe-Ni BASED SOFT MAGNETIC ALLOYS HAVING NANOCRYSTALLINE STRUCTURE.

Info

Publication number
GR3032994T3
GR3032994T3 GR20000400694T GR20000400694T GR3032994T3 GR 3032994 T3 GR3032994 T3 GR 3032994T3 GR 20000400694 T GR20000400694 T GR 20000400694T GR 20000400694 T GR20000400694 T GR 20000400694T GR 3032994 T3 GR3032994 T3 GR 3032994T3
Authority
GR
Greece
Prior art keywords
soft magnetic
based soft
magnetic alloys
nanocrystalline structure
amorphous alloy
Prior art date
Application number
GR20000400694T
Other languages
English (en)
Inventor
Ronald J Martis
Original Assignee
Allied Signal 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 Allied Signal Inc filed Critical Allied Signal Inc
Publication of GR3032994T3 publication Critical patent/GR3032994T3/el

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2408—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using ferromagnetic tags
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/02—Amorphous alloys with iron as the major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/04—Amorphous alloys with nickel or cobalt as the major constituent
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V15/00—Tags attached to, or associated with, an object, in order to enable detection of the object
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15341—Preparation processes therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Computer Security & Cryptography (AREA)
  • Automation & Control Theory (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Soft Magnetic Materials (AREA)
  • Burglar Alarm Systems (AREA)
GR20000400694T 1992-10-16 2000-03-17 IMPROVED HARMONIC MARKERS MADE FROM Fe-Ni BASED SOFT MAGNETIC ALLOYS HAVING NANOCRYSTALLINE STRUCTURE. GR3032994T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/962,638 US5395460A (en) 1992-10-16 1992-10-16 Harmonic markers made from Fe-Ni based soft magnetic alloys having nanocrystalline structure
PCT/US1993/009959 WO1994009172A1 (en) 1992-10-16 1993-10-15 IMPROVED HARMONIC MARKERS MADE FROM Fe-Ni BASED SOFT MAGNETIC ALLOYS HAVING NANOCRYSTALLINE STRUCTURE

Publications (1)

Publication Number Publication Date
GR3032994T3 true GR3032994T3 (en) 2000-07-31

Family

ID=25506174

Family Applications (1)

Application Number Title Priority Date Filing Date
GR20000400694T GR3032994T3 (en) 1992-10-16 2000-03-17 IMPROVED HARMONIC MARKERS MADE FROM Fe-Ni BASED SOFT MAGNETIC ALLOYS HAVING NANOCRYSTALLINE STRUCTURE.

Country Status (12)

Country Link
US (1) US5395460A (el)
EP (1) EP0664837B1 (el)
JP (1) JP4101868B2 (el)
KR (1) KR100310125B1 (el)
AT (1) ATE187989T1 (el)
CA (1) CA2145745A1 (el)
DE (1) DE69327403T2 (el)
DK (1) DK0664837T3 (el)
ES (1) ES2141774T3 (el)
GR (1) GR3032994T3 (el)
PT (1) PT664837E (el)
WO (1) WO1994009172A1 (el)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5565849A (en) * 1995-02-22 1996-10-15 Sensormatic Electronics Corporation Self-biased magnetostrictive element for magnetomechanical electronic article surveillance systems
US5676767A (en) * 1994-06-30 1997-10-14 Sensormatic Electronics Corporation Continuous process and reel-to-reel transport apparatus for transverse magnetic field annealing of amorphous material used in an EAS marker
US5891270A (en) * 1995-10-05 1999-04-06 Hasegawa; Ryusuke Heat-treatment of glassy metal alloy for article surveillance system markers
CA2210017C (en) * 1996-07-15 2006-06-06 Teruo Bito Method for making fe-base soft magnetic alloy
US6057766A (en) * 1997-02-14 2000-05-02 Sensormatic Electronics Corporation Iron-rich magnetostrictive element having optimized bias-field-dependent resonant frequency characteristic
SE521232C2 (sv) * 1997-02-17 2003-10-14 Rso Corp Givare och metod för beröringsfri detektering av föremål
US6011475A (en) 1997-11-12 2000-01-04 Vacuumschmelze Gmbh Method of annealing amorphous ribbons and marker for electronic article surveillance
US6645314B1 (en) * 2000-10-02 2003-11-11 Vacuumschmelze Gmbh Amorphous alloys for magneto-acoustic markers in electronic article surveillance having reduced, low or zero co-content and method of annealing the same
US7585459B2 (en) * 2002-10-22 2009-09-08 Höganäs Ab Method of preparing iron-based components
FR2898688B1 (fr) * 2006-03-16 2008-05-09 Plymouth Francaise Sa Soc Dispositif d'identification d'elements enterres
DE102006047022B4 (de) 2006-10-02 2009-04-02 Vacuumschmelze Gmbh & Co. Kg Anzeigeelement für ein magnetisches Diebstahlsicherungssystem sowie Verfahren zu dessen Herstellung
KR101860590B1 (ko) * 2010-11-02 2018-05-23 더 나노스틸 컴퍼니, 인코포레이티드 비정질 나노-물질
US10316396B2 (en) 2015-04-30 2019-06-11 Metglas, Inc. Wide iron-based amorphous alloy, precursor to nanocrystalline alloy

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4221257A (en) * 1978-10-10 1980-09-09 Allied Chemical Corporation Continuous casting method for metallic amorphous strips
US4298862A (en) * 1979-04-23 1981-11-03 Allied Chemical Corporation Amorphous antipilferage marker
DE2924280A1 (de) * 1979-06-15 1981-01-08 Vacuumschmelze Gmbh Amorphe weichmagnetische legierung
JPS5858707A (ja) * 1981-08-24 1983-04-07 Hitachi Metals Ltd 磁性材料の熱処理方法
EP0078401B1 (en) * 1981-11-02 1985-08-07 Allied Corporation Amorphous antipilferage marker
JP2713711B2 (ja) * 1987-11-17 1998-02-16 日立金属株式会社 防犯センサ用マーカ
TW226034B (el) * 1991-03-06 1994-07-01 Allied Signal Inc
US5313192A (en) * 1992-07-02 1994-05-17 Sensormatic Electronics Corp. Deactivatable/reactivatable magnetic marker having a step change in magnetic flux

Also Published As

Publication number Publication date
KR100310125B1 (ko) 2001-12-17
PT664837E (pt) 2000-05-31
CA2145745A1 (en) 1994-04-28
DE69327403D1 (de) 2000-01-27
WO1994009172A1 (en) 1994-04-28
US5395460A (en) 1995-03-07
ATE187989T1 (de) 2000-01-15
KR950703664A (ko) 1995-09-20
EP0664837A1 (en) 1995-08-02
DK0664837T3 (da) 2000-05-22
ES2141774T3 (es) 2000-04-01
EP0664837B1 (en) 1999-12-22
DE69327403T2 (de) 2000-08-03
JPH08503021A (ja) 1996-04-02
JP4101868B2 (ja) 2008-06-18

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