JP4624690B2 - 切削工具用インサート及びその製造方法 - Google Patents
切削工具用インサート及びその製造方法 Download PDFInfo
- Publication number
- JP4624690B2 JP4624690B2 JP2004019829A JP2004019829A JP4624690B2 JP 4624690 B2 JP4624690 B2 JP 4624690B2 JP 2004019829 A JP2004019829 A JP 2004019829A JP 2004019829 A JP2004019829 A JP 2004019829A JP 4624690 B2 JP4624690 B2 JP 4624690B2
- Authority
- JP
- Japan
- Prior art keywords
- alumina
- workpiece
- sintering
- silicon carbide
- sintering temperature
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/148—Composition of the cutting inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and 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
- C04B35/01—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
- C04B35/117—Composites
-
- 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
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
- C04B35/63404—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B35/63416—Polyvinylalcohols [PVA]; Polyvinylacetates
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/61—Materials comprising whiskers
-
- 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
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- 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
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
-
- 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
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3826—Silicon carbides
-
- 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
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5276—Whiskers, spindles, needles or pins
-
- 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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/66—Specific sintering techniques, e.g. centrifugal sintering
- C04B2235/666—Applying a current during sintering, e.g. plasma sintering [SPS], electrical resistance heating or pulse electric current sintering [PECS]
-
- 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
-
- 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
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
- C04B2235/785—Submicron sized grains, i.e. from 0,1 to 1 micron
-
- 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
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
- C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron
-
- 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
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Ceramic Products (AREA)
- Golf Clubs (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03001757A EP1443032B1 (en) | 2003-01-28 | 2003-01-28 | Cutting tool insert and method for producing the same |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004338080A JP2004338080A (ja) | 2004-12-02 |
| JP2004338080A5 JP2004338080A5 (enExample) | 2007-03-08 |
| JP4624690B2 true JP4624690B2 (ja) | 2011-02-02 |
Family
ID=32605247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004019829A Expired - Fee Related JP4624690B2 (ja) | 2003-01-28 | 2004-01-28 | 切削工具用インサート及びその製造方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US7175798B2 (enExample) |
| EP (1) | EP1443032B1 (enExample) |
| JP (1) | JP4624690B2 (enExample) |
| KR (1) | KR101166405B1 (enExample) |
| CN (1) | CN100430340C (enExample) |
| AT (1) | ATE337282T1 (enExample) |
| DE (1) | DE60307777T2 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE526399C2 (sv) * | 2004-01-30 | 2005-09-06 | Sandvik Intellectual Property | Skärverktyg jämte del därtill med kopplingsytor med rillor samt tillverkningsförfarande för dessa |
| US7393559B2 (en) * | 2005-02-01 | 2008-07-01 | The Regents Of The University Of California | Methods for production of FGM net shaped body for various applications |
| US20070154713A1 (en) * | 2005-12-30 | 2007-07-05 | 3M Innovative Properties Company | Ceramic cutting tools and cutting tool inserts, and methods of making the same |
| US7607867B2 (en) * | 2006-12-15 | 2009-10-27 | Sandvik Intellectual Property Ab | Tooling insert with mating surface |
| DE102008037037A1 (de) * | 2008-08-08 | 2010-02-11 | Ceramtec-Etec Gmbh | Verfahren zur Herstellung einer transparenten polykristallinen Keramik |
| US8209887B2 (en) * | 2009-06-17 | 2012-07-03 | Syamal Kumar Ghosh | Wear resistant support structures for utility equipment |
| US20130221794A1 (en) * | 2012-02-28 | 2013-08-29 | Hamilton Sundstrand Corporation | Rotor end band |
| CN104520254B (zh) * | 2012-06-15 | 2017-09-01 | 圣戈本陶瓷及塑料股份有限公司 | 包括碳化硅的陶瓷本体及其形成方法 |
| KR101536462B1 (ko) * | 2013-12-23 | 2015-07-24 | 한국야금 주식회사 | 난삭재 및 주철가공 절삭공구용 피막 |
| CN117285333A (zh) * | 2023-08-22 | 2023-12-26 | 河南乐锐切削工具股份有限公司 | 氧化铝陶瓷数控刀具的制造工艺 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4209474A (en) * | 1977-08-31 | 1980-06-24 | General Electric Company | Process for preparing semiconducting silicon carbide sintered body |
| 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 |
| US5348694A (en) * | 1988-12-20 | 1994-09-20 | Superior Graphite Co. | Method for electroconsolidation of a preformed particulate workpiece |
| JP3342882B2 (ja) * | 1990-12-14 | 2002-11-11 | スピリア グラファイト | 予備成形された加工片の圧密方法 |
| SE469075B (sv) * | 1991-01-21 | 1993-05-10 | Sandvik Ab | Whiskerfoerstaerkt oxidbaserat keramiskt skaer |
| SE9100675D0 (sv) * | 1991-03-06 | 1991-03-06 | Sandvik Ab | Ceramic whisker-reinforced cutting tool with pre-formed chipbreakers for machining |
| JPH04315507A (ja) * | 1991-04-12 | 1992-11-06 | Riken Corp | セラミック切削工具及びその製造方法 |
| SG43243A1 (en) * | 1991-12-03 | 1997-10-17 | Advanced Composite Materials | Pressureless sintering of whisker reinforced alumina composites |
| SE502052C2 (sv) * | 1993-01-15 | 1995-07-31 | Sandvik Ab | SiC-whiskers och partikel-förstärkt keramiskt skärmaterial |
| US5382405A (en) * | 1993-09-03 | 1995-01-17 | Inland Steel Company | Method of manufacturing a shaped article from a powdered precursor |
| JP2990655B2 (ja) * | 1996-05-21 | 1999-12-13 | 東京タングステン株式会社 | 複合炭化物粉末及びその製造方法 |
| SE513938C2 (sv) * | 1996-07-19 | 2000-11-27 | Sandvik Ab | Skärverktygsmaterial av kiselnitrid |
| JPH10194825A (ja) * | 1996-12-26 | 1998-07-28 | Central Glass Co Ltd | 切削工具用繊維強化セラミックス焼結体及びその製造方法 |
| WO1999023048A1 (de) * | 1997-10-31 | 1999-05-14 | Ceramtec Ag Innovative Ceramic Engineering | Plateletverstärkter sinterformkörper |
| SE511312C2 (sv) * | 1997-12-22 | 1999-09-06 | Sandvik Ab | Sätt att tillverka whiskerförstärkt keramik s |
| US6204213B1 (en) * | 1999-09-18 | 2001-03-20 | Kennametal Pc Inc. | Whisker reinforced ceramic cutting tool and composition thereof |
| US6417126B1 (en) * | 2000-02-24 | 2002-07-09 | C-Max Technology, Inc. | Ceramics and process for producing |
| US20050133963A1 (en) * | 2003-12-18 | 2005-06-23 | The Regents Of The University Of California, A California Corporation | Silicon carbide whisker-reinforced ceramics with low rate of grain size increase upon densification |
-
2003
- 2003-01-28 DE DE60307777T patent/DE60307777T2/de not_active Expired - Lifetime
- 2003-01-28 EP EP03001757A patent/EP1443032B1/en not_active Expired - Lifetime
- 2003-01-28 AT AT03001757T patent/ATE337282T1/de active
-
2004
- 2004-01-07 CN CNB2004100014072A patent/CN100430340C/zh not_active Expired - Fee Related
- 2004-01-12 KR KR1020040002045A patent/KR101166405B1/ko not_active Expired - Fee Related
- 2004-01-26 US US10/763,260 patent/US7175798B2/en not_active Expired - Lifetime
- 2004-01-28 JP JP2004019829A patent/JP4624690B2/ja not_active Expired - Fee Related
-
2006
- 2006-12-20 US US11/641,674 patent/US7407523B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE60307777T2 (de) | 2007-08-23 |
| CN100430340C (zh) | 2008-11-05 |
| EP1443032B1 (en) | 2006-08-23 |
| US7407523B2 (en) | 2008-08-05 |
| KR20040069263A (ko) | 2004-08-05 |
| CN1517322A (zh) | 2004-08-04 |
| JP2004338080A (ja) | 2004-12-02 |
| DE60307777D1 (de) | 2006-10-05 |
| ATE337282T1 (de) | 2006-09-15 |
| US20040180776A1 (en) | 2004-09-16 |
| US20070191210A1 (en) | 2007-08-16 |
| KR101166405B1 (ko) | 2012-07-23 |
| US7175798B2 (en) | 2007-02-13 |
| EP1443032A1 (en) | 2004-08-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Luo et al. | An atomic-scale and high efficiency finishing method of zirconia ceramics by using magnetorheological finishing | |
| JP5242529B2 (ja) | 快削性セラミックスの製造方法 | |
| EP2017241B1 (en) | Graphite material and a method of producing graphite material | |
| JP4624690B2 (ja) | 切削工具用インサート及びその製造方法 | |
| JP4854482B2 (ja) | 炭化硼素質焼結体およびその製造方法 | |
| KR20080038179A (ko) | 내식성 부재, 이것을 사용한 처리 장치 및 시료 처리 방법,그리고 내식성 부재의 제조 방법 | |
| JP2025106304A (ja) | 焼結多結晶立方晶窒化ホウ素材料 | |
| JP2004026513A (ja) | 酸化アルミニウム耐摩耗性部材及びその製造方法 | |
| JP2023511696A (ja) | 多結晶立方晶窒化ホウ素材料 | |
| JP2010095393A (ja) | 耐食性に優れたセラミックス製熱処理用部材およびその製造方法 | |
| KR20190043631A (ko) | 세라믹 부품 및 이의 형성 방법 | |
| JP6698395B2 (ja) | プローブ案内部材及びその製造方法 | |
| Sciti et al. | Improvements Offered by Coprecipitation of Sintering Additives on Ultra‐Fine SiC Materials | |
| JP2002283244A (ja) | 仕上げ用砥石及びその製造方法 | |
| US20070132154A1 (en) | Low-temperature high-rate superplastic forming of ceramic composite | |
| JP2008094670A (ja) | 立方晶窒化硼素焼結体 | |
| TWI893094B (zh) | 氮化矽粉末、以及氮化矽燒結體之製造方法 | |
| TWI906273B (zh) | 氮化矽粉末、以及氮化矽燒結體之製造方法 | |
| JP2003306378A (ja) | ジルコニア質焼結体及びその製造方法 | |
| JP2013230959A (ja) | セラミック焼結体の製造方法 | |
| Yang et al. | Revisiting 1 GPa alumina ceramics | |
| EP2552854A1 (en) | Alumina-based ceramic materials and process for the production thereof | |
| KR101140353B1 (ko) | 다공성 반응소결질화규소 소결체 및 그 제조 방법 | |
| JPH0848564A (ja) | 窒化ケイ素質焼結体及びその製造方法 | |
| JP2024134606A (ja) | セラミックス球形体およびセラミックス球形体の製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20050606 |
|
| A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20051221 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070123 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070123 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20091020 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20100119 |
|
| A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20100122 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20100414 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20100511 |
|
| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20100810 |
|
| A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20100813 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20100907 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20101005 |
|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20101104 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 4624690 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131112 Year of fee payment: 3 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |