ATE486826T1 - Seltenerdmetallgranat-sinterkörper - Google Patents

Seltenerdmetallgranat-sinterkörper

Info

Publication number
ATE486826T1
ATE486826T1 AT03703054T AT03703054T ATE486826T1 AT E486826 T1 ATE486826 T1 AT E486826T1 AT 03703054 T AT03703054 T AT 03703054T AT 03703054 T AT03703054 T AT 03703054T AT E486826 T1 ATE486826 T1 AT E486826T1
Authority
AT
Austria
Prior art keywords
rare earth
earth metal
sintered body
sintering
garnet sintered
Prior art date
Application number
AT03703054T
Other languages
English (en)
Inventor
Takagimi Yanagitani
Hideki Yagi
Original Assignee
Konoshima Chemical
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 Konoshima Chemical filed Critical Konoshima Chemical
Application granted granted Critical
Publication of ATE486826T1 publication Critical patent/ATE486826T1/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/44Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminates
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/50Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64Burning or sintering processes
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64Burning or sintering processes
    • C04B35/645Pressure sintering
    • C04B35/6455Hot isostatic pressing
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3224Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
    • C04B2235/3225Yttrium oxide or oxide-forming salts thereof
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54Particle size related information
    • C04B2235/5409Particle size related information expressed by specific surface values
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54Particle size related information
    • C04B2235/5418Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5445Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6567Treatment time
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/658Atmosphere during thermal treatment
    • C04B2235/6581Total pressure below 1 atmosphere, e.g. vacuum
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/66Specific sintering techniques, e.g. centrifugal sintering
    • C04B2235/661Multi-step sintering
    • C04B2235/662Annealing after sintering
    • C04B2235/663Oxidative annealing
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74Physical characteristics
    • C04B2235/77Density
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74Physical characteristics
    • C04B2235/78Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/785Submicron sized grains, i.e. from 0,1 to 1 micron
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74Physical characteristics
    • C04B2235/78Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/786Micrometer sized grains, i.e. from 1 to 100 micron

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Lasers (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Ceramic Products (AREA)
  • Manufacture And Refinement Of Metals (AREA)
AT03703054T 2003-01-27 2003-01-27 Seltenerdmetallgranat-sinterkörper ATE486826T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2003/000750 WO2004067474A1 (ja) 2003-01-27 2003-01-27 希土類ガーネット焼結体とその製造方法

Publications (1)

Publication Number Publication Date
ATE486826T1 true ATE486826T1 (de) 2010-11-15

Family

ID=32800797

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03703054T ATE486826T1 (de) 2003-01-27 2003-01-27 Seltenerdmetallgranat-sinterkörper

Country Status (10)

Country Link
US (1) US7253129B2 (de)
EP (1) EP1588993B1 (de)
JP (1) JP4237707B2 (de)
KR (1) KR100875528B1 (de)
CN (1) CN1307123C (de)
AT (1) ATE486826T1 (de)
AU (1) AU2003207286A1 (de)
DE (1) DE60334854D1 (de)
ES (1) ES2355552T3 (de)
WO (1) WO2004067474A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115259850A (zh) * 2018-03-30 2022-11-01 捷客斯金属株式会社 多晶yag烧结体及其制造方法

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004004259B3 (de) * 2004-01-23 2005-11-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Transparente polykristalline Sinterkeramik kubischer Kristallstruktur
US20060100088A1 (en) * 2004-11-09 2006-05-11 General Electric Company Transparent multi-cation ceramic and method of making
EP1820050A1 (de) * 2004-12-09 2007-08-22 Carl Zeiss SMT AG Optisches sendeelement und objektiv für eine belichtungsvorrichtung für mikrolithographische projektionen
US20060211568A1 (en) 2005-03-16 2006-09-21 Osram Sylvania Inc. High Total Transmittance Alumina Discharge Vessels Having Submicron Grain Size
JP2007108734A (ja) * 2005-09-21 2007-04-26 Schott Ag 光学素子及び同光学素子から成る撮像光学素子
JP5088320B2 (ja) 2006-06-21 2012-12-05 株式会社村田製作所 透光性セラミック、ならびに光学部品および光学装置
JP5000934B2 (ja) * 2006-06-22 2012-08-15 神島化学工業株式会社 透光性希土類ガリウムガーネット焼結体及びその製造方法と光学デバイス
DE102006037730A1 (de) * 2006-08-11 2008-02-14 Merck Patent Gmbh LED-Konversionsleuchtstoffe in Form von keramischen Körpern
US7884550B2 (en) * 2006-11-07 2011-02-08 General Electric Company Arc tube composed of yttrium aluminum garnet ceramic material
JP2010514173A (ja) * 2006-12-21 2010-04-30 カール・ツァイス・エスエムティー・アーゲー 透過性光学素子
JPWO2009028352A1 (ja) * 2007-08-24 2010-11-25 学校法人東海大学 レーザ発振器及びレーザ光の発振方法
DE102007053285A1 (de) * 2007-11-08 2009-05-14 Merck Patent Gmbh Verfahren zur Herstellung von beschichteten Leuchtstoffen
JP4878343B2 (ja) * 2007-12-12 2012-02-15 神島化学工業株式会社 透光性希土類ガリウムガーネット焼結体及びその製造方法と磁気光学デバイス
US8169136B2 (en) * 2008-02-21 2012-05-01 Nitto Denko Corporation Light emitting device with translucent ceramic plate
DE102009027704A1 (de) 2008-07-21 2010-01-28 Carl Zeiss Smt Ag Herstellen eines hochbrechenden, transmittierenden optischen Elements für die Mikrolithographie
JP5235584B2 (ja) * 2008-09-30 2013-07-10 キヤノン株式会社 光学素子
US8039413B2 (en) * 2008-10-24 2011-10-18 Lawrence Livermore National Security, Llc Transparent ceramics and methods of preparation thereof
US8137587B2 (en) 2009-02-19 2012-03-20 Nitto Denko Corporation Method of manufacturing phosphor translucent ceramics and light emitting devices
US8123981B2 (en) * 2009-02-19 2012-02-28 Nitto Denko Corporation Method of fabricating translucent phosphor ceramics
US8461535B2 (en) * 2009-05-20 2013-06-11 Lawrence Livermore National Security, Llc Phase stable rare earth garnets
KR101800345B1 (ko) * 2009-06-01 2017-11-22 닛토덴코 가부시키가이샤 발광 세라믹 및 이를 이용한 발광 디바이스
CN104364223B (zh) * 2012-07-06 2016-04-06 神岛化学工业株式会社 透光性稀土类镓石榴石陶瓷及其制造方法以及法拉第旋光器
US9604853B2 (en) 2013-02-08 2017-03-28 Shin-Etsu Chemical Co., Ltd. Light transmitting metal oxide sintered body manufacturing method and light transmitting metal oxide sintered body
JP6132429B2 (ja) * 2013-04-01 2017-05-24 信越化学工業株式会社 ファラデー回転子及び光アイソレータの製造方法
JP6121282B2 (ja) * 2013-08-07 2017-04-26 神島化学工業株式会社 ルテチウムアルミニウムガーネットの透明多結晶焼結体、及びその製造方法
CN103864409B (zh) * 2014-01-28 2016-01-06 中国科学院上海光学精密机械研究所 掺钕钇铝石榴石透明陶瓷的制备方法
CN104300125B (zh) * 2014-08-15 2016-09-28 中山大学 一种类石榴结构复合材料的制备方法
US10494307B2 (en) * 2015-08-27 2019-12-03 Konoshima Chemical Co., Ltd. Transparent rare earth aluminum garnet ceramics
US10000698B2 (en) * 2016-03-08 2018-06-19 Lawrence Livermore National Security, Llc Transparent ceramic garnet scintillator detector for positron emission tomography
KR102048485B1 (ko) * 2018-02-21 2019-11-25 국방과학연구소 고강도 투명 이트리아 소결체의 제조방법 및 그를 이용하여 제조된 이트리아 소결체
CN111868007B (zh) 2019-02-12 2022-06-21 捷客斯金属株式会社 Cr:YAG烧结体
CN111925202B (zh) * 2019-05-13 2022-04-15 中国科学院福建物质结构研究所 一种无烧结助剂的钇铝石榴石粉体、钇铝石榴石陶瓷、其制备方法与应用
EP4212495B1 (de) * 2020-09-09 2026-04-22 Shin-Etsu Chemical Co., Ltd. Paramagnetische granatbasierte transparente keramik und verfahren zur herstellung davon
US11994646B2 (en) * 2021-03-12 2024-05-28 Baker Hughes Oilfield Operations Llc Garnet scintillator compositions for downhole oil and gas explorations
CN114105639A (zh) * 2021-12-20 2022-03-01 中国科学院上海光学精密机械研究所 一种红外透明陶瓷材料及其制备方法
TWI876287B (zh) * 2022-03-31 2025-03-11 美商賀利氏科納米北美有限責任公司 用於陶瓷之高頻率拋光的方法與設備以及多晶燒結陶瓷體

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899560A (en) * 1968-04-01 1975-08-12 Avco Corp Method of preparing transparent alumina
JP2773193B2 (ja) * 1989-03-03 1998-07-09 住友電気工業株式会社 透光性イツトリア焼結体の製造方法
US5013696A (en) 1989-09-25 1991-05-07 General Electric Company Preparation of high uniformity polycrystalline ceramics by presintering, hot isostatic pressing and sintering and the resulting ceramic
JPH03275560A (ja) * 1990-03-23 1991-12-06 Sumitomo Electric Ind Ltd 透光性イットリウム・アルミニウム・ガーネット焼結体およびその製造方法
JPH03275561A (ja) * 1990-03-23 1991-12-06 Sumitomo Electric Ind Ltd 透光性yag焼結体及びその製造方法
CA2042263A1 (en) * 1990-06-29 1991-12-30 Charles D. Greskovich Transparent polycrystalline garnets
JPH04202051A (ja) * 1990-11-30 1992-07-22 Sumitomo Electric Ind Ltd 透光性ggg焼結体及びその製造方法
US5075367A (en) * 1990-12-11 1991-12-24 Ethyl Corporation Phenolic antioxidants and stabilized organic compositions
FR2677352B1 (fr) * 1991-06-05 1994-04-08 Rhone Poulenc Chimie Ceramiques transparentes et procede de fabrication de celles-ci.
JP3012925B2 (ja) * 1998-07-27 2000-02-28 科学技術庁無機材質研究所長 易焼結性のイットリウムアルミニウムガーネット粉末の製造方法
JP4144968B2 (ja) * 1999-04-22 2008-09-03 信越化学工業株式会社 透光性部材
JP2001089225A (ja) * 1999-07-19 2001-04-03 Sumitomo Chem Co Ltd イットリウム−アルミニウム−ガーネット焼結体およびその原料の製造方法
JP4955142B2 (ja) 1999-09-20 2012-06-20 信越化学工業株式会社 希土類・アルミニウム・ガーネット微粉末および該粉末を用いた焼結体
JP2001158660A (ja) 1999-12-02 2001-06-12 Konoshima Chemical Co Ltd 透光性希土類アルミニウムガーネット焼結体及びその製造方法
US20050019241A1 (en) * 2003-07-23 2005-01-27 Lyons Robert Joseph Preparation of rare earth ceramic garnet
US6844285B1 (en) * 2003-09-03 2005-01-18 Osram Sylvania Inc. Transparent polycrystalline yttrium aluminum garnet
US7022262B2 (en) * 2003-11-25 2006-04-04 Ues, Inc. Yttrium aluminum garnet powders and processing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115259850A (zh) * 2018-03-30 2022-11-01 捷客斯金属株式会社 多晶yag烧结体及其制造方法

Also Published As

Publication number Publication date
JP4237707B2 (ja) 2009-03-11
KR100875528B1 (ko) 2008-12-23
CN1735572A (zh) 2006-02-15
DE60334854D1 (de) 2010-12-16
ES2355552T3 (es) 2011-03-28
JPWO2004067474A1 (ja) 2006-05-18
US20050215419A1 (en) 2005-09-29
EP1588993B1 (de) 2010-11-03
AU2003207286A1 (en) 2004-08-23
KR20050102082A (ko) 2005-10-25
CN1307123C (zh) 2007-03-28
US7253129B2 (en) 2007-08-07
EP1588993A1 (de) 2005-10-26
WO2004067474A1 (ja) 2004-08-12
EP1588993A4 (de) 2009-11-25

Similar Documents

Publication Publication Date Title
ATE486826T1 (de) Seltenerdmetallgranat-sinterkörper
KR970059148A (ko) 기계가공성에 뛰어난 고강도질화규소다공체 및 그 제조방법
DE60135683D1 (de) Herstellungsverfahren eines Seltenerd-Magnets
CA2446225A1 (en) High density stainless steel products and method for the preparation thereof
WO2003025539A3 (en) Semiconductor nanocrystal composite
EP1223150A3 (de) Abriebsbeständiges Siliziumnitridbauteil und Verfahren zur Herstellung des Bauteils
EP1336596A4 (de) Gesinteter gegenstand aus durchscheinenden seltenerdoxiden und verfahren zu dessen herstellung
MY144497A (en) Method for preparing rare earth permanent magnet
TW200633945A (en) Yttria sintered body, ceramic member using yitria sintered body, and manufacturing method of yttria sintered body
WO2005043445A3 (en) Method and apparatus for bezier curve approximation data compression
IN266744B (de)
PT1266386E (pt) Óxidos de nióbio de oxigénio reduzido
ATE314172T1 (de) Verfahren zur herstellung eines formkörpers aus porösem titanmaterial
EP2040178A3 (de) Dokumentenkodiervorrichtung, Dokumentenkodierverfahren und computerlesbares Speichermedium
EP1443030A3 (de) poröses si3n4 und dessen herstellungsverfahren
EP1686694A3 (de) Decodierungseinrichtung und Decodierungsverfahren
EP1465219A3 (de) Festelektrolytkondensator und Verfahren zu seiner Herstellung
MXPA03007713A (es) Metodos para elaborar un oxido de metal de niobio.
AU2002347557A1 (en) Sintered body and electric lamp
ES2186466B1 (es) Procedimiento de obtencion de breas de petroleo no contaminantes para su uso en la fabricacion de electrodos y otros compuestos grafiticos.
DE602004015838D1 (de) Zusatz von blockierungsmittel(n) zu einer keramikmembran zur blockierung des kristallwachstums von körnern beim atmosphärischen sintern
EP1407844A4 (de) Verfahren und vorrichtung zum sintern von silver clay
WO2003069689A3 (de) Keramisches vielschichtbauelement, verfahren zu dessen herstellung und haltevorrichtung
WO2004103908A3 (en) Controlled oxygen addition for metal material
ZA200806098B (en) Enhancement of thermal stability of porous bodies comprised of stainless steel or an alloy

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties