DE69528760T2 - Magnetorheologische materialien unter benutzung von oberflächenmodifizierten partikeln - Google Patents

Magnetorheologische materialien unter benutzung von oberflächenmodifizierten partikeln

Info

Publication number
DE69528760T2
DE69528760T2 DE69528760T DE69528760T DE69528760T2 DE 69528760 T2 DE69528760 T2 DE 69528760T2 DE 69528760 T DE69528760 T DE 69528760T DE 69528760 T DE69528760 T DE 69528760T DE 69528760 T2 DE69528760 T2 DE 69528760T2
Authority
DE
Germany
Prior art keywords
modified particles
magnetorheological materials
magnetorheological
materials
particles
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 - Fee Related
Application number
DE69528760T
Other languages
English (en)
Other versions
DE69528760D1 (de
Inventor
D Weiss
David Carlson
A Nixon
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.)
Lord Corp
Original Assignee
Lord Corp
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 Lord Corp filed Critical Lord Corp
Publication of DE69528760D1 publication Critical patent/DE69528760D1/de
Application granted granted Critical
Publication of DE69528760T2 publication Critical patent/DE69528760T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
    • H01F1/447—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids characterised by magnetoviscosity, e.g. magnetorheological, magnetothixotropic, magnetodilatant liquids
DE69528760T 1994-04-13 1995-04-06 Magnetorheologische materialien unter benutzung von oberflächenmodifizierten partikeln Expired - Fee Related DE69528760T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/227,297 US5578238A (en) 1992-10-30 1994-04-13 Magnetorheological materials utilizing surface-modified particles
PCT/US1995/004259 WO1995028719A1 (en) 1994-04-13 1995-04-06 Magnetorheological materials utilizing surface-modified particles

Publications (2)

Publication Number Publication Date
DE69528760D1 DE69528760D1 (de) 2002-12-12
DE69528760T2 true DE69528760T2 (de) 2003-07-03

Family

ID=22852560

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69528760T Expired - Fee Related DE69528760T2 (de) 1994-04-13 1995-04-06 Magnetorheologische materialien unter benutzung von oberflächenmodifizierten partikeln

Country Status (6)

Country Link
US (1) US5578238A (de)
EP (1) EP0755563B1 (de)
JP (1) JPH09512137A (de)
CA (1) CA2186955C (de)
DE (1) DE69528760T2 (de)
WO (1) WO1995028719A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007028663A1 (de) * 2007-06-21 2008-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Magnetorheologische Kompositmaterialien mit hartmagnetischen Partikeln, Verfahren zu deren Herstellung sowie deren Verwendung
DE102018105250A1 (de) * 2018-03-07 2019-09-12 Technische Universität Darmstadt Verfahren zur Herstellung eines Permanentmagnets oder eines hartmagnetischen Materials

Families Citing this family (102)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6503414B1 (en) * 1992-04-14 2003-01-07 Byelocorp Scientific, Inc. Magnetorheological polishing devices and methods
DE19520398B4 (de) * 1995-06-08 2009-04-16 Roche Diagnostics Gmbh Magnetisches Pigment
KR100463475B1 (ko) 1995-06-08 2005-06-22 로셰 디아그노스틱스 게엠베하 자기성피그먼트
US6077455A (en) 1995-07-17 2000-06-20 Exxon Chemical Patents Inc Automatic transmission fluid of improved viscometric properties
US5795212A (en) * 1995-10-16 1998-08-18 Byelocorp Scientific, Inc. Deterministic magnetorheological finishing
US5900184A (en) * 1995-10-18 1999-05-04 Lord Corporation Method and magnetorheological fluid formulations for increasing the output of a magnetorheological fluid device
US5906767A (en) * 1996-06-13 1999-05-25 Lord Corporation Magnetorheological fluid
DE59707683D1 (de) * 1996-11-28 2002-08-14 Fludicon Gmbh Magnetorheologische Flüssigkeiten und mit Polymer beschichtete, magnetische Teilchen
HU225261B1 (en) 1997-01-21 2006-08-28 Grace W R & Co Silica adsorbent on magnetic substrate
US6095486A (en) * 1997-03-05 2000-08-01 Lord Corporation Two-way magnetorheological fluid valve assembly and devices utilizing same
US6427813B1 (en) 1997-08-04 2002-08-06 Lord Corporation Magnetorheological fluid devices exhibiting settling stability
US5915513A (en) * 1997-08-26 1999-06-29 Borg-Warner Automotive, Inc. Clutch with magneto-rheological operator for transfer cases and the like
JP3746884B2 (ja) * 1997-09-16 2006-02-15 日鉄鉱業株式会社 磁性流体及びその製造方法
US5985168A (en) * 1997-09-29 1999-11-16 University Of Pittsburgh Of The Commonwealth System Of Higher Education Magnetorheological fluid
US5834578A (en) * 1997-09-30 1998-11-10 General Electric Company Polyfluoroalkyl siloxanes
DE19743518A1 (de) * 1997-10-01 1999-04-15 Roche Diagnostics Gmbh Automatisierbare universell anwendbare Probenvorbereitungsmethode
US6186290B1 (en) 1997-10-29 2001-02-13 Lord Corporation Magnetorheological brake with integrated flywheel
US6394239B1 (en) 1997-10-29 2002-05-28 Lord Corporation Controllable medium device and apparatus utilizing same
KR100562767B1 (ko) 1998-03-04 2006-03-20 보그-워너 인코포레이티드 자성 유체 클러치를 포함한 트랜스퍼 케이스 조립체 및 차동장치 조립체
US6168634B1 (en) 1999-03-25 2001-01-02 Geoffrey W. Schmitz Hydraulically energized magnetorheological replicant muscle tissue and a system and a method for using and controlling same
US6402978B1 (en) * 1999-05-06 2002-06-11 Mpm Ltd. Magnetic polishing fluids for polishing metal substrates
JP2000351960A (ja) * 1999-06-10 2000-12-19 Nisca Corp 研削用砥粒体
US6221138B1 (en) 1999-06-30 2001-04-24 Ncr Corporation Jet ink with a magneto-rheological fluid
US6132633A (en) * 1999-07-01 2000-10-17 Lord Corporation Aqueous magnetorheological material
US6203717B1 (en) * 1999-07-01 2001-03-20 Lord Corporation Stable magnetorheological fluids
ES2256068T3 (es) * 1999-11-17 2006-07-16 Roche Diagnostics Gmbh Particulas de cristal magneticas, metodo para su preparacion y usos de las mismas.
US6599439B2 (en) 1999-12-14 2003-07-29 Delphi Technologies, Inc. Durable magnetorheological fluid compositions
US6547983B2 (en) 1999-12-14 2003-04-15 Delphi Technologies, Inc. Durable magnetorheological fluid compositions
AU2001241642A1 (en) 2000-02-18 2001-08-27 The Board Of Regents Of The University And Community College System Of Nevada Magnetorheological polymer gels
US6818143B2 (en) * 2000-04-07 2004-11-16 Delphi Technologies, Inc. Durable magnetorheological fluid
US6475404B1 (en) 2000-05-03 2002-11-05 Lord Corporation Instant magnetorheological fluid mix
ATE282679T1 (de) * 2000-06-19 2004-12-15 Texaco Development Corp Wärmeübertragungsflüssigkeit enthaltend nanopartikel und carboxylate
WO2002029833A1 (en) * 2000-10-06 2002-04-11 The Adviser - Defence Research & Development Organisation A magneto sensitive fluid composition and a process for preparation thereof
US6451219B1 (en) 2000-11-28 2002-09-17 Delphi Technologies, Inc. Use of high surface area untreated fumed silica in MR fluid formulation
WO2002045102A1 (en) * 2000-11-29 2002-06-06 The Adviser Defence Research & Development Organisation, Ministry Of Defence, Government Of India A magnetorheological fluid composition and a process for preparation thereof
US6610404B2 (en) 2001-02-13 2003-08-26 Trw Inc. High yield stress magnetorheological material for spacecraft applications
US6679999B2 (en) 2001-03-13 2004-01-20 Delphi Technologies, Inc. MR fluids containing magnetic stainless steel
US6638443B2 (en) 2001-09-21 2003-10-28 Delphi Technologies, Inc. Optimized synthetic base liquid for magnetorheological fluid formulations
US6673258B2 (en) 2001-10-11 2004-01-06 Tmp Technologies, Inc. Magnetically responsive foam and manufacturing process therefor
US6787058B2 (en) 2001-11-13 2004-09-07 Delphi Technologies, Inc. Low-cost MR fluids with powdered iron
US6712990B1 (en) 2002-06-14 2004-03-30 University Of Pittsburgh Of The Commonwealth System Of Higher Education Magnetorheological fluids and related method of preparation
US20040040800A1 (en) 2002-07-31 2004-03-04 George Anastas System and method for providing passive haptic feedback
US6824700B2 (en) * 2003-01-15 2004-11-30 Delphi Technologies, Inc. Glycol-based MR fluids with thickening agent
US7063802B2 (en) * 2003-03-28 2006-06-20 Ferrotec Corporation Composition and method of making an element-modified ferrofluid
US7101487B2 (en) * 2003-05-02 2006-09-05 Ossur Engineering, Inc. Magnetorheological fluid compositions and prosthetic knees utilizing same
US7261834B2 (en) * 2003-05-20 2007-08-28 The Board Of Regents Of The University And Community College System Of Nevada On Behalf Of The University Of Nevada, Reno Tunable magneto-rheological elastomers and processes for their manufacture
EP1816545A3 (de) 2003-05-30 2007-08-15 Immersion Corporation System und Verfahren zur haptischen Rückkoppelung mit niedriger Leistung
US7883636B2 (en) * 2003-08-08 2011-02-08 Board Of Regents Of The Nevada System Of Higher Education, On Behalf Of The University Of Nevada, Reno Nanostructured magnetorheological fluids and gels
US7297290B2 (en) * 2003-08-08 2007-11-20 The Board Of Regents Of The University And Community College System Of Nevada Nanostructured magnetorheological fluids and gels
US7195721B2 (en) * 2003-08-18 2007-03-27 Gurin Michael H Quantum lilypads and amplifiers and methods of use
US6929757B2 (en) * 2003-08-25 2005-08-16 General Motors Corporation Oxidation-resistant magnetorheological fluid
ES2304096B1 (es) * 2003-11-26 2009-05-07 Hoeganaes Corporation Suspensiones de composiciones de polvos metalurgicos y articulos y metodos que utilizan dichas composiciones.
CN100424370C (zh) * 2003-11-26 2008-10-08 赫格纳斯公司 冶金粉组合物和制品及其使用方法
US7070708B2 (en) * 2004-04-30 2006-07-04 Delphi Technologies, Inc. Magnetorheological fluid resistant to settling in natural rubber devices
US20050242322A1 (en) * 2004-05-03 2005-11-03 Ottaviani Robert A Clay-based magnetorheological fluid
US7522152B2 (en) 2004-05-27 2009-04-21 Immersion Corporation Products and processes for providing haptic feedback in resistive interface devices
US7169208B2 (en) * 2004-06-10 2007-01-30 Inco Limited Method and composition for dispersing extra-fine nickel powder
CN1317721C (zh) * 2004-06-22 2007-05-23 上海大学 一种磁流变液及其制备方法
US7198137B2 (en) 2004-07-29 2007-04-03 Immersion Corporation Systems and methods for providing haptic feedback with position sensing
US8441433B2 (en) 2004-08-11 2013-05-14 Immersion Corporation Systems and methods for providing friction in a haptic feedback device
DE102004040444A1 (de) * 2004-08-19 2006-03-02 Eckart Gmbh & Co. Kg Elektrisch leitfähige Pigmente mit ferromagnetischem Kern, deren Herstellung und Verwendung
US9495009B2 (en) 2004-08-20 2016-11-15 Immersion Corporation Systems and methods for providing haptic effects
US8013847B2 (en) 2004-08-24 2011-09-06 Immersion Corporation Magnetic actuator for providing haptic feedback
US8803796B2 (en) 2004-08-26 2014-08-12 Immersion Corporation Products and processes for providing haptic feedback in a user interface
DE102004042829A1 (de) * 2004-08-27 2006-03-02 E.G.O. Elektro-Gerätebau GmbH Silikonöl als Arbeitsfluid für einen Thermostat sowie ein solcher Thermostat
DE102004041650B4 (de) * 2004-08-27 2006-10-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Magnetorheologische Materialien mit hohem Schaltfaktor und deren Verwendung
DE102004041651B4 (de) * 2004-08-27 2006-10-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Magnetorheologische Materialien mit magnetischen und nichtmagnetischen anorganischen Zusätzen und deren Verwendung
DE102004041649B4 (de) * 2004-08-27 2006-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Magnetorheologische Elastomere und deren Verwendung
US8002089B2 (en) 2004-09-10 2011-08-23 Immersion Corporation Systems and methods for providing a haptic device
US9046922B2 (en) 2004-09-20 2015-06-02 Immersion Corporation Products and processes for providing multimodal feedback in a user interface device
US7764268B2 (en) 2004-09-24 2010-07-27 Immersion Corporation Systems and methods for providing a haptic device
US20060262120A1 (en) * 2005-05-19 2006-11-23 Outland Research, Llc Ambulatory based human-computer interface
US20060248750A1 (en) * 2005-05-06 2006-11-09 Outland Research, Llc Variable support footwear using electrorheological or magnetorheological fluids
US7394014B2 (en) * 2005-06-04 2008-07-01 Outland Research, Llc Apparatus, system, and method for electronically adaptive percussion instruments
US20060286906A1 (en) * 2005-06-21 2006-12-21 Cabot Microelectronics Corporation Polishing pad comprising magnetically sensitive particles and method for the use thereof
DE102005034925B4 (de) * 2005-07-26 2008-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Magnetorheologische Elastomerkomposite sowie deren Verwendung
US7586032B2 (en) 2005-10-07 2009-09-08 Outland Research, Llc Shake responsive portable media player
US7252576B1 (en) 2006-02-21 2007-08-07 The Board Of Regents For Oklahoma State University Method and apparatus for magnetic float polishing
KR101373387B1 (ko) 2006-09-22 2014-03-13 바스프 에스이 자기유변 제제
JP2008144789A (ja) * 2006-12-06 2008-06-26 Yamaha Motor Co Ltd 液圧緩衝器
US8317002B2 (en) * 2006-12-08 2012-11-27 The Regents Of The University Of California System of smart colloidal dampers with controllable damping curves using magnetic field and method of using the same
DE102007017589B3 (de) * 2007-04-13 2008-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dämpfungsvorrichtung mit feldsteuerbarer Flüssigkeit
US9346197B2 (en) 2007-06-14 2016-05-24 University Of Rochester Microfluidic device and method of manufacturing the microfluidic device
US9457497B2 (en) 2007-06-14 2016-10-04 University Of Rochester Microfluidic device and method of manufacturing the microfluidic device
JP5405728B2 (ja) * 2007-08-30 2014-02-05 住友電気工業株式会社 軟磁性材料の製造方法および圧粉磁心の製造方法
EP2294248B2 (de) 2008-05-19 2019-06-12 Henkel AG & Co. KGaA Schwach alkalische dünne anorganische korrosionsschutzbeschichtung für metallsubstrate
US8808568B2 (en) * 2008-10-08 2014-08-19 University Of Rochester Magnetorheological materials, method for making, and applications thereof
JP5675788B2 (ja) * 2009-06-01 2015-02-25 ロード コーポレイション 高耐久性磁性流体
WO2011026030A1 (en) 2009-08-31 2011-03-03 Mbio Diagnostics Corporation Integrated sample preparation and analyte detection
US8282852B2 (en) * 2009-09-16 2012-10-09 GM Global Technology Operations LLC Magnetorheological fluid and method of making the same
US7993937B2 (en) * 2009-09-23 2011-08-09 Tokyo Electron Limited DC and RF hybrid processing system
US8286705B2 (en) * 2009-11-30 2012-10-16 Schlumberger Technology Corporation Apparatus and method for treating a subterranean formation using diversion
US8974268B2 (en) * 2010-06-25 2015-03-10 Corning Incorporated Method of preparing an edge-strengthened article
DE102010026782A1 (de) 2010-07-09 2012-01-12 Eckart Gmbh Plättchenförmige Eisenpigmente, magnetorheologisches Fluid und Vorrichtung
US9157010B2 (en) * 2012-07-18 2015-10-13 Cabot Microelectronics Corporation Magnetorheological fluid for ultrasmooth polishing
JP2014095031A (ja) * 2012-11-09 2014-05-22 Cosmo Oil Lubricants Co Ltd 磁気粘性流体組成物
KR101491328B1 (ko) * 2013-10-14 2015-02-06 현대자동차주식회사 차량 전력전자부품 하우징용 구조물
KR101567141B1 (ko) * 2013-10-15 2015-11-06 현대자동차주식회사 전기전자부품 하우징의 열전도도 제어 장치
WO2016011812A1 (en) * 2014-07-22 2016-01-28 Beijingwest Industries Co., Ltd. Magneto rheological fluid composition for use in vehicle mount applications
CN108028115B (zh) * 2015-09-15 2020-02-21 本田技研工业株式会社 磁粘性流体组成物以及使用其的振动衰减装置
JP6113351B1 (ja) * 2016-03-25 2017-04-12 富士高分子工業株式会社 磁気粘弾性エラストマー組成物、その製造方法及びこれを組み込んだ振動吸収装置
CN110000619A (zh) * 2019-03-12 2019-07-12 湘潭大学 磁流变胶微织构柔性砂轮及其制备方法和磨削装置

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733792A (en) * 1956-02-07 Clutch with magnetic fluid mixture
US2575360A (en) * 1947-10-31 1951-11-20 Rabinow Jacob Magnetic fluid torque and force transmitting device
US2667237A (en) * 1948-09-27 1954-01-26 Rabinow Jacob Magnetic fluid shock absorber
US2661825A (en) * 1949-01-07 1953-12-08 Wefco Inc High fidelity slip control
US2886151A (en) * 1949-01-07 1959-05-12 Wefco Inc Field responsive fluid couplings
US2663809A (en) * 1949-01-07 1953-12-22 Wefco Inc Electric motor with a field responsive fluid clutch
US2670749A (en) * 1949-07-21 1954-03-02 Hanovia Chemical & Mfg Co Magnetic valve
US2661596A (en) * 1950-01-28 1953-12-08 Wefco Inc Field controlled hydraulic device
US3010471A (en) * 1959-12-21 1961-11-28 Ibm Valve for magnetic fluids
US3612630A (en) * 1970-01-23 1971-10-12 Ferrofluidics Corp Bearing arrangement with magnetic fluid defining bearing pads
US3764540A (en) * 1971-05-28 1973-10-09 Us Interior Magnetofluids and their manufacture
US3843540A (en) * 1972-07-26 1974-10-22 Us Interior Production of magnetic fluids by peptization techniques
US3917538A (en) * 1973-01-17 1975-11-04 Ferrofluidics Corp Ferrofluid compositions and process of making same
US4356098A (en) * 1979-11-08 1982-10-26 Ferrofluidics Corporation Stable ferrofluid compositions and method of making same
US4485024A (en) * 1982-04-07 1984-11-27 Nippon Seiko Kabushiki Kaisha Process for producing a ferrofluid, and a composition thereof
US5069216A (en) * 1986-07-03 1991-12-03 Advanced Magnetics Inc. Silanized biodegradable super paramagnetic metal oxides as contrast agents for imaging the gastrointestinal tract
JPH0782925B2 (ja) * 1989-06-27 1995-09-06 ティーアールダブリュー・インコーポレーテッド 磁界に感応する流体
US4992190A (en) * 1989-09-22 1991-02-12 Trw Inc. Fluid responsive to a magnetic field
JP2666503B2 (ja) * 1990-01-25 1997-10-22 トヨタ自動車株式会社 磁粉流体
DE4131846A1 (de) * 1991-09-25 1993-04-01 Basf Ag Magnetorheologische fluessigkeit
JP3241726B2 (ja) * 1992-04-14 2001-12-25 バイロコープ サイエンティフィク，インコーポレイティド 磁気レオロジー流体及びその製造方法
DE69329975T2 (de) * 1992-10-30 2001-07-19 Lord Corp Magnetorheologische materialien unter benutzung von oberflächenmodifizierten partikeln
US5382373A (en) * 1992-10-30 1995-01-17 Lord Corporation Magnetorheological materials based on alloy particles
US5534488A (en) * 1993-08-13 1996-07-09 Eli Lilly And Company Insulin formulation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007028663A1 (de) * 2007-06-21 2008-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Magnetorheologische Kompositmaterialien mit hartmagnetischen Partikeln, Verfahren zu deren Herstellung sowie deren Verwendung
DE102018105250A1 (de) * 2018-03-07 2019-09-12 Technische Universität Darmstadt Verfahren zur Herstellung eines Permanentmagnets oder eines hartmagnetischen Materials

Also Published As

Publication number Publication date
DE69528760D1 (de) 2002-12-12
WO1995028719A1 (en) 1995-10-26
JPH09512137A (ja) 1997-12-02
CA2186955A1 (en) 1995-10-26
US5578238A (en) 1996-11-26
CA2186955C (en) 2000-02-29
EP0755563A1 (de) 1997-01-29
EP0755563A4 (de) 1997-07-16
EP0755563B1 (de) 2002-11-06

Similar Documents

Publication Publication Date Title
DE69528760D1 (de) Magnetorheologische materialien unter benutzung von oberflächenmodifizierten partikeln
DE69329975T2 (de) Magnetorheologische materialien unter benutzung von oberflächenmodifizierten partikeln
DE69822649D1 (de) Feinzerkleinerung von materialien
FI952626A (fi) Epäorgaanista ainetta sisältävät komposiitit
GB9415926D0 (en) New materials
DE69330028D1 (de) Farbfilter, material und harzzusammensetzung dafür
IL110396A0 (en) Coloring materials
DE69426402D1 (de) Photothermographische Materialien
NO955149D0 (no) Myk-gelede gelatininnkapslede partikler
IL134586A0 (en) Inorganic particles treated with phosphonatosiloxane
DE59400616D1 (de) Filtermaterial
DE69602221T2 (de) Zusammengesetztes Pigmentmaterial
DK0727466T3 (da) Pigmentholdigt kompositmateriale
FI942958A0 (fi) Materiaaleja ja menetelmiä osteoporoosia estävien aineiden seulomiseksi
DE69400866D1 (de) Extrudieren von thermisch vernetzbaren Materialien
DE69433871D1 (de) Verbesserte strukturelle festigkeit aufweisende beschichtung und material
DE69306973T2 (de) Triboelektrisches filtermaterial
FI953036A (fi) Elastomeeristen aineiden parannuksia ja niiden uudelleenkäyttö
DE69302941T2 (de) Fäulnisverhindernde Materialien
DE69301600T2 (de) Photothermographische Materialien
BR9404268A (pt) Material pigmentar
DE9412935U1 (de) Schlitzdüse zum Auftragen von fließfähigen Materialien
HUP9901123A3 (en) Icam-4 materials and methods
GB9422317D0 (en) Separation of materials
GB9420509D0 (en) Abrasive materials

Legal Events

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