KR960010573A - 위스커 보강된 알루미나 복합체의 무압 소결 방법 - Google Patents

위스커 보강된 알루미나 복합체의 무압 소결 방법 Download PDF

Info

Publication number
KR960010573A
KR960010573A KR1019940029558A KR19940029558A KR960010573A KR 960010573 A KR960010573 A KR 960010573A KR 1019940029558 A KR1019940029558 A KR 1019940029558A KR 19940029558 A KR19940029558 A KR 19940029558A KR 960010573 A KR960010573 A KR 960010573A
Authority
KR
South Korea
Prior art keywords
sintered
sintering
density
weight
nitride
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.)
Granted
Application number
KR1019940029558A
Other languages
English (en)
Other versions
KR100348772B1 (ko
Inventor
엠. 로저스 윌리암
에프. 로즈 제임스
Original Assignee
제임스 에프. 로우즈
어드밴스드 콤포지트 머티리얼스 코포레이션
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 제임스 에프. 로우즈, 어드밴스드 콤포지트 머티리얼스 코포레이션 filed Critical 제임스 에프. 로우즈
Publication of KR960010573A publication Critical patent/KR960010573A/ko
Application granted granted Critical
Publication of KR100348772B1 publication Critical patent/KR100348772B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10—Shaped 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 aluminium oxide
    • C04B35/111—Fine ceramics
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/71—Ceramic products containing macroscopic reinforcing agents
    • C04B35/78—Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
    • C04B35/80—Fibres, filaments, whiskers, platelets, or the like
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Products (AREA)

Abstract

본 발명은 질화물 개량제를 사용하여 위스커(Whisker)보강 알루미나 복합체를 제조하기 위한 무압 소결방법(pressureless sintering process) 및 복합체에 관한 것이다. 위스커는 10이하의 애스펙트비(aspect ratio) 까지 분쇄된다. 소결단계중에 소결로내에서 본체표면이 대기 직접 노출되는 것을 방지하기 위하여 소결공정동안에 탄소 함유 재료로 그린예빕ㄴ체(green preform)를 둘러싼다.

Description

위스커 보강된 알루미나 복합체의 무압 소결 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (6)

  1. 적어도 약 95%의 이론상 밀도를 가지며 고온 균일 프레싱에 의해 고밀도화하면 적어도 약 98% 이론상 밀도를 얻기에 충분한 높은 폐쇄기공의 밀도 및 농도를 가지는 소결된 세라믹 복합체를 제공하기 위하여, 최대 이론치의 약 60% 내지 약 70%범위내의 밀도를 가지며 기본적으로 알루미나 및 약 4%까지의 소결 보조제로 이루어진 기질과, 3 내지 10범위내의 평균 애스펙트 비를 가지는 10 내지 25중량%의 단결정 위스커와, 기본적으로 실리콘 나이트라이드 또는 알루미늄 나이트라이드 또는 그 혼합물로 구성된 약 2 내지 7.5중량%의 질화물 개량제를 포함하는 혼합물로부터 만들어진 예비본체를 대기압에서 소결하는 것을 포함하는 소결 복합체 제조방법.
  2. 제1항에 있어서, 질소를 함유하는 가스 및 탄화수소를 함유한 정화가스를 사용하여 소결하는 것을 특징으로 하는 소결 복합체 제조방법.
  3. 제1항에 있어서, 탄소함유 재료로 둘러싼 예비본체를 사용하여 소결하는 것을 특징으로 하는 소결 복합체 제조방법.
  4. 제1항에 있어서, 약 5 내지 9범위내의 평균 애스펙트 비를 가지는 단결정 위스커를 함유한 예비본체를 소결하는 것을 특징으로 하는 소결 복합체 제조방법.
  5. 제1항에 있어서, 적어도 이론상 약 95%의 밀도를 가지며 고온 균일 프레싱에 의해 고밀도화 하면 적어도 약 98%의 이론상 밀도를 얻기에 충분한 높은 폐쇄기공의 밀도 및 농도를 가지는 소결 세라믹 복합체를 제공하기 위해, 예비존체가 소결로내의 조건에 직접 노출되는 것을 막는 탄소 함유 재료로 둘러싸인 상기 예비본체를 상기 소결로내에서 대기압에서 소결하는 것을 포함하며, 상기 예비본체가 최대 이론치의 약60% 내지 약 70%범위내의 밀도를 가지며 기본적으로 알루미나 및 최고 약 4중량%의 소결 보조제로 이루어진 기질과, 약 10내지 25중량%의 단결정 위스커와, 기본적으로 실리콘 나이트라이드 또는 알루미늄 나이트라이드 또는 그 혼합물로 구성된 약 2 내지 7.5중량%의 질화물 개량제를 포함하는 혼합물로 부터 만들어지는 것을 특징으로 하는 소결 복합체 제조방법.
  6. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940029558A 1994-09-13 1994-11-11 위스커강화 알루미나복합체의 상압소결방법 Expired - Fee Related KR100348772B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/305,137 1994-09-13
US08/305,137 US5656217A (en) 1994-09-13 1994-09-13 Pressureless sintering of whisker reinforced alumina composites
US8/305,137 1994-09-13

Publications (2)

Publication Number Publication Date
KR960010573A true KR960010573A (ko) 1996-04-20
KR100348772B1 KR100348772B1 (ko) 2002-10-31

Family

ID=23179495

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940029558A Expired - Fee Related KR100348772B1 (ko) 1994-09-13 1994-11-11 위스커강화 알루미나복합체의 상압소결방법

Country Status (5)

Country Link
US (1) US5656217A (ko)
EP (1) EP0701978A3 (ko)
JP (1) JP3554379B2 (ko)
KR (1) KR100348772B1 (ko)
RU (1) RU94041838A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040086032A (ko) * 2003-04-01 2004-10-08 심규상 자동급수기가 내제된 분

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9821663D0 (en) * 1998-10-05 1998-11-25 Abonetics Ltd Foamed ceramics
JP4719965B2 (ja) * 1999-10-08 2011-07-06 東レ株式会社 セラミックス
AU2001233876B2 (en) * 2000-02-22 2004-09-30 Metalysis Limited Method for the manufacture of metal foams by electrolytic reduction of porous oxidic preforms
US6403020B1 (en) 2001-08-07 2002-06-11 Howmet Research Corporation Method for firing ceramic cores
US7081294B2 (en) * 2001-11-19 2006-07-25 Karl-Heinz Schofalvi Thermal shock resistant ceramic composites
US6905992B2 (en) 2002-07-30 2005-06-14 Kennametal Inc. Ceramic body reinforced with coarse silicon carbide whiskers and method for making the same
JP2005251739A (ja) * 2004-02-03 2005-09-15 Toray Ind Inc リペア方法およびリペア治具
EP2081713B2 (en) 2006-10-27 2025-11-05 Tecnium, LLC High temperature nano composite aluminum alloy and method therefor
WO2009148667A2 (en) * 2008-03-11 2009-12-10 Stanton Advanced Ceramics Reinforced ceramic refractory
US20110021340A1 (en) * 2009-07-24 2011-01-27 Karl-Heinz Schofalvi Refractory
WO2011011470A1 (en) 2009-07-24 2011-01-27 Stanton Advanced Ceramics, Inc. Composition useful as mortar or coatings refractories
RU2450998C2 (ru) * 2010-04-29 2012-05-20 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) Способ создания конструкционного керамического материала
US8758461B2 (en) 2010-12-31 2014-06-24 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
CN108262695A (zh) 2011-06-30 2018-07-10 圣戈本陶瓷及塑料股份有限公司 包括氮化硅磨粒的磨料制品
US8840694B2 (en) 2011-06-30 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Liquid phase sintered silicon carbide abrasive particles
CN103826802B (zh) 2011-09-26 2018-06-12 圣戈本陶瓷及塑料股份有限公司 包括磨料颗粒材料的磨料制品，使用磨料颗粒材料的涂布磨料及其形成方法
CN104114327B (zh) 2011-12-30 2018-06-05 圣戈本陶瓷及塑料股份有限公司 复合成型研磨颗粒及其形成方法
EP3517245B1 (en) 2011-12-30 2023-12-13 Saint-Gobain Ceramics & Plastics Inc. Shaped abrasive particle and method of forming same
RU2014130167A (ru) 2011-12-30 2016-02-27 Сэнт-Гобэйн Керамикс Энд Пластикс Инк. Получение формованных абразивных частиц
WO2013106602A1 (en) 2012-01-10 2013-07-18 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
EP2802436B1 (en) 2012-01-10 2019-09-25 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having complex shapes
WO2013149209A1 (en) 2012-03-30 2013-10-03 Saint-Gobain Abrasives, Inc. Abrasive products having fibrillated fibers
EP2852473B1 (en) 2012-05-23 2020-12-23 Saint-Gobain Ceramics & Plastics Inc. Shaped abrasive particles and methods of forming same
KR20150023034A (ko) 2012-06-29 2015-03-04 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 특정 형상을 가지는 연마입자들 및 이러한 입자들 형성방법
US9440332B2 (en) 2012-10-15 2016-09-13 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
KR101818946B1 (ko) 2012-12-31 2018-01-17 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 미립자 소재 및 이의 형성방법
MX378491B (es) 2013-03-29 2025-03-11 Saint Gobain Abrasives Inc Particulas abrasivas con formas particulares y metodos para elaborar las particulas.
TW201502263A (zh) 2013-06-28 2015-01-16 Saint Gobain Ceramics 包含成形研磨粒子之研磨物品
US9783718B2 (en) 2013-09-30 2017-10-10 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and methods of forming same
WO2015102992A1 (en) 2013-12-31 2015-07-09 Saint-Gobain Abrasives, Inc. Abrasive article including shaped abrasive particles
US9771507B2 (en) 2014-01-31 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
EP3131706B8 (en) 2014-04-14 2024-01-10 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
CA2945493C (en) 2014-04-14 2020-08-04 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
WO2015184355A1 (en) 2014-05-30 2015-12-03 Saint-Gobain Abrasives, Inc. Method of using an abrasive article including shaped abrasive particles
US9707529B2 (en) 2014-12-23 2017-07-18 Saint-Gobain Ceramics & Plastics, Inc. Composite shaped abrasive particles and method of forming same
US9914864B2 (en) 2014-12-23 2018-03-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
US9676981B2 (en) 2014-12-24 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle fractions and method of forming same
EP3277459B1 (en) 2015-03-31 2023-08-16 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
TWI634200B (zh) 2015-03-31 2018-09-01 聖高拜磨料有限公司 固定磨料物品及其形成方法
US10112873B2 (en) * 2015-05-29 2018-10-30 Raytheon Company Ceramics with engineered microstructures via 3D printing and templated grain growth
KR102006615B1 (ko) 2015-06-11 2019-08-02 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 형상화 연마 입자들을 포함하는 연마 물품
WO2017197002A1 (en) 2016-05-10 2017-11-16 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles and methods of forming same
KR102481559B1 (ko) 2016-05-10 2022-12-28 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 연마 입자 및 이의 형성 방법
CN106431449A (zh) * 2016-09-12 2017-02-22 范兴宽 一种氧化锌晶须增强氧化铝陶瓷制备工艺的研究
WO2018064642A1 (en) 2016-09-29 2018-04-05 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
US10759024B2 (en) 2017-01-31 2020-09-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US10563105B2 (en) 2017-01-31 2020-02-18 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
EP3642293A4 (en) 2017-06-21 2021-03-17 Saint-Gobain Ceramics&Plastics, Inc. PARTICULATE MATERIALS AND METHOD FOR MANUFACTURING THEREOF
CN110483022A (zh) * 2019-09-17 2019-11-22 东莞理工学院 一种环保高强多孔陶瓷膜支撑体及其制备方法
CN114846112A (zh) 2019-12-27 2022-08-02 圣戈本陶瓷及塑料股份有限公司 磨料制品及其形成方法
KR102719159B1 (ko) 2019-12-27 2024-10-21 세인트-고바인 세라믹스 앤드 플라스틱스, 인크. 연마 물품 및 이의 형성 방법
KR102765343B1 (ko) 2019-12-27 2025-02-13 세인트-고바인 세라믹스 앤드 플라스틱스, 인크. 연마 물품 및 이의 형성 방법
CN112341207B (zh) * 2020-11-20 2022-08-12 哈尔滨工业大学 一种氮化硅-氧氮化硅柱孔复相陶瓷材料及其制备方法
EP4457055A4 (en) 2021-12-30 2025-12-24 Saint Gobain Abrasives Inc ABRASIVE ARTICLES AND THEIR FORMATION PROCESSES
WO2023130051A1 (en) 2021-12-30 2023-07-06 Saint-Gobain Abrasives, Inc. Abrasive articles and methods of forming same
WO2023130053A1 (en) 2021-12-30 2023-07-06 Saint-Gobain Abrasives, Inc. Abrasive articles and methods of forming same

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979414A (en) * 1957-11-15 1961-04-11 Us Ceramic Tile Company Ceramic tool material
US3562371A (en) * 1968-10-16 1971-02-09 Corning Glass Works High temperature gas isostatic pressing of crystalline bodies having impermeable surfaces
US4010233A (en) * 1970-11-06 1977-03-01 Bayer Aktiengesellschaft Production of inorganic fibers
JPS531763B2 (ko) * 1971-12-21 1978-01-21
JPS5039445B2 (ko) * 1972-10-06 1975-12-17
US4071371A (en) * 1975-03-06 1978-01-31 Ford Motor Company High temperature ceramic material suitable for gas turbine applications and a process for producing same
US4104782A (en) * 1976-07-14 1978-08-08 Howmet Turbine Components Corporation Method for consolidating precision shapes
US4108652A (en) * 1976-08-17 1978-08-22 Nippon Tungsten Co., Ltd. Method for producing a sintered body of high density
US4152223A (en) * 1977-07-13 1979-05-01 United Technologies Corporation Plasma sprayed MCrAlY coating and coating method
DE2737209C2 (de) * 1977-08-18 1979-10-18 Motoren- Und Turbinen-Union Muenchen Gmbh, 8000 Muenchen Verfahren zur Kapselung eines Fonnkörpers aus Keramik
DE2737266C2 (de) * 1977-08-18 1987-08-20 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Verfahren zur Kapselung eines Formkörpers aus Siliziumkeramik für das heißisostatische Pressen
DE2737208C2 (de) * 1977-08-18 1986-06-19 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Verfahren zur Kapselung eines Formkörpers aus Keramik
DE2744700C2 (de) * 1977-10-05 1987-05-27 Feldmühle AG, 4000 Düsseldorf Sinterwerkstoff auf Basis von dichten, nichtmetallischen Hartstoffen wie hochschmelzenden Metallcarbiden, Metallnitriden, Metallboriden und Metalloxiden mit darin eingelagerten Zirkon- und/oder Hafniumoxid
US4184884A (en) * 1978-10-23 1980-01-22 The United States Of America As Represented By The Secretary Of The Interior Process for producing a metastable precursor powder and for producing sialon from this powder
US4250610A (en) * 1979-01-02 1981-02-17 General Electric Company Casting densification method
US4280973A (en) * 1979-11-14 1981-07-28 Ford Motor Company Process for producing Si3 N4 base articles by the cold press sinter method
JPS5954677A (ja) * 1982-09-21 1984-03-29 タテホ化学工業株式会社 α−サイアロン焼結体の改良
JPS605079A (ja) * 1983-06-23 1985-01-11 三菱マテリアル株式会社 サイアロン基セラミツクスの製造法
US4745091A (en) * 1983-11-09 1988-05-17 Landalloy, Inc. Novel compositions for oxide ceramics
US4543345A (en) * 1984-02-09 1985-09-24 The United States Of America As Represented By The Department Of Energy Silicon carbide whisker reinforced ceramic composites and method for making same
JPS61104036A (ja) * 1984-10-24 1986-05-22 Hitachi Ltd セラミツクスと金属との複合焼結体の製造法
US4961757A (en) * 1985-03-14 1990-10-09 Advanced Composite Materials Corporation Reinforced ceramic cutting tools
DE3616572A1 (de) * 1985-05-25 1986-11-27 Toshio Izumi Miyagi Hirai Aluminiumoxid-zirkoniumoxid-siliciumcarbid-sinterkeramikverbundwerkstoff mit hoher festigkeit und grosser haerte und verfahren zu seiner herstellung
US4652413A (en) * 1985-10-16 1987-03-24 The United States Of America As Represented By The United States Department Of Energy Method for preparing configured silicon carbide whisker-reinforced alumina ceramic articles
US4789277A (en) * 1986-02-18 1988-12-06 Advanced Composite Materials Corporation Method of cutting using silicon carbide whisker reinforced ceramic cutting tools
US4657877A (en) * 1986-05-21 1987-04-14 The United States Of America As Represented By The United States Department Of Energy Silicon carbide whisker-zirconia reinforced mullite and alumina ceramics
JPH0832584B2 (ja) * 1986-10-16 1996-03-29 三菱マテリアル株式会社 高靭性を有するアルミナ基セラミックス製切削工具
JPH078746B2 (ja) * 1986-10-28 1995-02-01 住友電気工業株式会社 窒化ケイ素質セラミツクス及びその製造方法
US4774209A (en) * 1987-01-27 1988-09-27 Corning Glass Works Mullite ceramic whisker composite article exhibiting high-temperature strength
US4820663A (en) * 1987-09-02 1989-04-11 Kennametal Inc. Whisker reinforced ceramic and a method of clad/hot isostatic pressing same
US4839316A (en) * 1987-10-26 1989-06-13 The United States Of America As Represented By The United States Department Of Energy Protective coating for alumina-silicon carbide whisker composites
JPH01179766A (ja) * 1988-01-08 1989-07-17 Ube Ind Ltd 炭化珪素−サイアロン複合焼結体の製造方法
US5095730A (en) * 1988-03-30 1992-03-17 Advanced Composite Materials Corporation Whisker reinforced ceramic material working tools
US4956316A (en) * 1988-04-25 1990-09-11 Hoechst Celanese Corp. Process for dispersing silicon carbide whiskers
SE463416B (sv) * 1988-09-02 1990-11-19 Sandvik Ab Oxidbaserat keramiskt material foer spaanavskiljande bearbetning av staal
US4946808A (en) * 1988-11-10 1990-08-07 Ceramics Process Systems Corporation Method for preparing dense, pressureless sintered SiC whisker reinforced composite ceramics
US5207958A (en) * 1989-04-09 1993-05-04 Martin Marietta Energy Systems, Inc. Pressureless sintering of whisker-toughened ceramic composites
US5009822A (en) * 1989-07-17 1991-04-23 University Of Florida Alumina-or alumina/zirconia-silicon carbide whisker ceramic composites and methods of manufacture
DE4028217A1 (de) * 1990-06-01 1991-12-05 Krupp Widia Gmbh Keramikverbundkoerper, verfahren zur herstellung eines keramikverbundkoerpers und dessen verwendung
SG43243A1 (en) * 1991-12-03 1997-10-17 Advanced Composite Materials Pressureless sintering of whisker reinforced alumina composites
JPH07232959A (ja) * 1993-12-21 1995-09-05 Kobe Steel Ltd アルミナ基セラミックス及びその製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040086032A (ko) * 2003-04-01 2004-10-08 심규상 자동급수기가 내제된 분

Also Published As

Publication number Publication date
EP0701978A3 (en) 1998-09-09
KR100348772B1 (ko) 2002-10-31
JP3554379B2 (ja) 2004-08-18
JPH0881278A (ja) 1996-03-26
RU94041838A (ru) 1996-09-20
US5656217A (en) 1997-08-12
EP0701978A2 (en) 1996-03-20

Similar Documents

Publication Publication Date Title
US4354990A (en) Process for sintering silicon nitride compacts
Greil et al. Sintering and HIPping of silicon nitride-silicon carbide composite materials
EP0701978A3 (en) Pressureless sintering of whisker reinforced alumina composites
US4177230A (en) Process for producing reaction sintered silicon nitride of increased density
GB1470245A (en) High strength composite ceramic structure
KR960702421A (ko) 소결된 자기강화 질화규소(Sintered self-reinforced silicon nitride)
KR960007505A (ko) 예비세라믹 중합체 결합제를 사용하는 고밀도 탄화티탄 세라믹의 제조방법
TW367315B (en) Synthesis of microporous ceramics
KR960004290A (ko) 예비세라믹 중합체 결합제를 사용하는 고밀도 이붕화지르코늄 세라믹의 제조방법
JP2507480B2 (ja) ＳｉＣ−Ａｌ▲下２▼Ｏ▲下３▼複合焼結体及びその製造法
US5411762A (en) Method of obtaining a sialon-based ceramic material by reducing an aluminosilicate material, and use thereof in forming a ceramic coating on a refractory substrate
KR960004291A (ko) 예비세라믹 중합체 결합제를 사용하는 고밀도 이붕소화티탄 세라믹의 제조방법
KR940005517A (ko) 질화규소 물품 신터링 방법 및 질화규소 물품
JPH0157075B2 (ko)
EP0351113B1 (en) Fiber-reinforced and particle-dispersion reinforced mullite composite material and method of producing the same
EP0695729B1 (en) Preparation of high density zirconium carbide ceramics with preceramic polymer binders
EP0648717A2 (en) Reaction sintered ceramics and method of producing the same
JPH03265585A (ja) 強化セラミックスとその製造方法
JP3318466B2 (ja) 窒化珪素質焼結体およびその製造方法
US5173459A (en) Si3 N4 -A12 O3 composite sintered bodies and method of producing the same
JP2003081682A (ja) シリコン含浸炭化ケイ素セラミックスの製造方法
JPS62148370A (ja) 高耐酸化性窒化ケイ素系セラミツクスの製造方法
Ziegler Microstructural effects on properties and new processing techniques of Silicon Nitride. Part II: New processing techniques of silicon nitride
JPH0216271B2 (ko)
JPH0138075B2 (ko)

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

FPAY Annual fee payment

Payment date: 20050801

Year of fee payment: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20060802

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20060802

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000