EP0822265A3 - Alliage dur fritté contenant de l'azote - Google Patents

Alliage dur fritté contenant de l'azote Download PDF

Info

Publication number: EP0822265A3
Authority: EP; European Patent Office
Prior art keywords: percent; volume; layer; binder phase; nitrogen
Prior art date: 1994-05-19
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

EP97115279A

Other languages

German (de)

English (en)

Other versions

EP0822265B1 (fr

EP0822265A2 (fr

Inventor

Keiichi Tsuda

Kazutaka Isobe

Akihiko Ikegaya

Nobuyuki Kitagawa

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.)

Sumitomo Electric Industries Ltd

Original Assignee

Sumitomo Electric Industries Ltd

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.)

1994-05-19

Filing date

1995-05-18

Publication date

1998-04-15

1994-05-19 Priority claimed from JP10558494A external-priority patent/JP3648758B2/ja

1995-02-15 Priority claimed from JP04929095A external-priority patent/JP3803694B2/ja

1995-05-18 Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd

1998-02-04 Publication of EP0822265A2 publication Critical patent/EP0822265A2/fr

1998-04-15 Publication of EP0822265A3 publication Critical patent/EP0822265A3/fr

2001-10-17 Application granted granted Critical

2001-10-17 Publication of EP0822265B1 publication Critical patent/EP0822265B1/fr

2015-05-18 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- 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
- B22F3/10—Sintering only
- B22F3/1003—Use of special medium during sintering, e.g. sintering aid
- B22F3/1007—Atmosphere
- B22F3/101—Changing atmosphere
- 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
- B22F3/10—Sintering only
- B22F3/1017—Multiple heating or additional steps
- B22F3/1028—Controlled cooling
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/04—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbonitrides
- 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
- B22F2201/00—Treatment under specific atmosphere
- B22F2201/02—Nitrogen
- 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
- B22F2201/00—Treatment under specific atmosphere
- B22F2201/20—Use of vacuum
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacturing & Machinery (AREA)
Composite Materials (AREA)
Powder Metallurgy (AREA)
Cutting Tools, Boring Holders, And Turrets (AREA)

EP97115279A 1994-05-19 1995-05-18 Alliage dur fritté contenant de l'azote Expired - Lifetime EP0822265B1 (fr)

Applications Claiming Priority (7)

Application Number	Priority Date	Filing Date	Title
JP105584/94		1994-05-19
JP10558494		1994-05-19
JP10558494A JP3648758B2 (ja)	1994-05-19	1994-05-19	窒素含有焼結硬質合金
JP49290/95		1995-02-15
JP04929095A JP3803694B2 (ja)	1995-02-15	1995-02-15	窒素含有焼結硬質合金
JP4929095		1995-02-15
EP95107670A EP0687744B1 (fr)	1994-05-19	1995-05-18	Alliage dur fritté contenant de l'azote

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
EP95107670A Division EP0687744B1 (fr)	1994-05-19	1995-05-18	Alliage dur fritté contenant de l'azote

Publications (3)

Publication Number	Publication Date
EP0822265A2 EP0822265A2 (fr)	1998-02-04
EP0822265A3 true EP0822265A3 (fr)	1998-04-15
EP0822265B1 EP0822265B1 (fr)	2001-10-17

Family

ID=26389670

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP95107670A Expired - Lifetime EP0687744B1 (fr)	1994-05-19	1995-05-18	Alliage dur fritté contenant de l'azote
EP97115279A Expired - Lifetime EP0822265B1 (fr)	1994-05-19	1995-05-18	Alliage dur fritté contenant de l'azote

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP95107670A Expired - Lifetime EP0687744B1 (fr)	1994-05-19	1995-05-18	Alliage dur fritté contenant de l'azote

Country Status (3)

Country	Link
EP (2)	EP0687744B1 (fr)
KR (1)	KR0180522B1 (fr)
DE (2)	DE69523342T2 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19845376C5 (de) *	1998-07-08	2010-05-20	Widia Gmbh	Hartmetall- oder Cermet-Körper
EP1095168B1 (fr) *	1998-07-08	2002-07-24	Widia GmbH	Corps en metal dur ou en cermet, et son procede de production
US6110603A (en) *	1998-07-08	2000-08-29	Widia Gmbh	Hard-metal or cermet body, especially for use as a cutting insert
DE19922057B4 (de) *	1999-05-14	2008-11-27	Widia Gmbh	Hartmetall- oder Cermet-Körper und Verfahren zu seiner Herstellung
DE602004012521T8 (de)	2003-12-15	2009-08-13	Sandvik Intellectual Property Ab	Sinterkarbideinsatz und Methode zu dessen Herstellung
KR101387183B1 (ko)	2003-12-15	2014-04-21	산드빅 인터렉츄얼 프로퍼티 에이비	채광 및 건설용 초경합금 공구와 그의 제조 방법
JP5062541B2 (ja) *	2011-03-15	2012-10-31	住友電工ハードメタル株式会社	刃先交換型切削工具
JP6548071B2 (ja)	2014-04-23	2019-07-24	三菱マテリアル株式会社	硬質被覆層がすぐれた耐チッピング性を発揮する表面被覆切削工具
CN104399988B (zh) *	2014-12-15	2016-06-15	技锋精密刀具（马鞍山）有限公司	一种硬质合金超薄小圆刀片生产系统
JP6669471B2 (ja) *	2015-11-02	2020-03-18	勝義近藤	窒素固溶チタン焼結体の製造方法
KR101863057B1 (ko) *	2015-12-17	2018-06-01	한국야금 주식회사	절삭공구용 인써트
CN114277299B (zh) *	2021-12-28	2022-10-04	九江金鹭硬质合金有限公司	一种抗焊接开裂的高硬度硬质合金板条

Citations (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4277283A (en) *	1977-12-23	1981-07-07	Sumitomo Electric Industries, Ltd.	Sintered hard metal and the method for producing the same
US4548786A (en) *	1983-04-28	1985-10-22	General Electric Company	Coated carbide cutting tool insert
US4610931A (en) *	1981-03-27	1986-09-09	Kennametal Inc.	Preferentially binder enriched cemented carbide bodies and method of manufacture
US4778521A (en) *	1986-02-20	1988-10-18	Hitachi Metals, Ltd.	Tough cermet and process for producing the same
US4830930A (en) *	1987-01-05	1989-05-16	Toshiba Tungaloy Co., Ltd.	Surface-refined sintered alloy body and method for making the same
EP0368336A2 (fr) *	1988-11-11	1990-05-16	Mitsubishi Materials Corporation	Lame en cermet pour des outils de coupe et son procédé de préparation
US5106674A (en) *	1988-10-31	1992-04-21	Mitsubishi Materials Corporation	Blade member of tungsten-carbide-based cemented carbide for cutting tools and process for producing same
EP0499223A1 (fr) *	1991-02-13	1992-08-19	Toshiba Tungaloy Co. Ltd.	Cermet à ténacité élevée et sa méthode de préparation
EP0515340A2 (fr) *	1991-05-24	1992-11-25	Sandvik Aktiebolag	Carbonitrure à base de titane à enrichissement de la phase liante

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE453202B (sv) *	1986-05-12	1988-01-18	Sandvik Ab	Sinterkropp for skerande bearbetning
SE505425C2 (sv) *	1992-12-18	1997-08-25	Sandvik Ab	Hårdmetall med bindefasanrikad ytzon
KR0143508B1 (ko) *	1993-02-05	1998-08-17	구라우치 노리타카	질소함유 소결경질합금

1995
- 1995-05-18 DE DE69523342T patent/DE69523342T2/de not_active Expired - Fee Related
- 1995-05-18 EP EP95107670A patent/EP0687744B1/fr not_active Expired - Lifetime
- 1995-05-18 EP EP97115279A patent/EP0822265B1/fr not_active Expired - Lifetime
- 1995-05-18 DE DE69513086T patent/DE69513086T2/de not_active Expired - Fee Related
- 1995-05-19 KR KR1019950012885A patent/KR0180522B1/ko not_active Expired - Fee Related

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4277283A (en) *	1977-12-23	1981-07-07	Sumitomo Electric Industries, Ltd.	Sintered hard metal and the method for producing the same
US4610931A (en) *	1981-03-27	1986-09-09	Kennametal Inc.	Preferentially binder enriched cemented carbide bodies and method of manufacture
US4548786A (en) *	1983-04-28	1985-10-22	General Electric Company	Coated carbide cutting tool insert
US4778521A (en) *	1986-02-20	1988-10-18	Hitachi Metals, Ltd.	Tough cermet and process for producing the same
US4830930A (en) *	1987-01-05	1989-05-16	Toshiba Tungaloy Co., Ltd.	Surface-refined sintered alloy body and method for making the same
US5106674A (en) *	1988-10-31	1992-04-21	Mitsubishi Materials Corporation	Blade member of tungsten-carbide-based cemented carbide for cutting tools and process for producing same
EP0368336A2 (fr) *	1988-11-11	1990-05-16	Mitsubishi Materials Corporation	Lame en cermet pour des outils de coupe et son procédé de préparation
EP0499223A1 (fr) *	1991-02-13	1992-08-19	Toshiba Tungaloy Co. Ltd.	Cermet à ténacité élevée et sa méthode de préparation
EP0515340A2 (fr) *	1991-05-24	1992-11-25	Sandvik Aktiebolag	Carbonitrure à base de titane à enrichissement de la phase liante

Also Published As

Publication number	Publication date
EP0822265B1 (fr)	2001-10-17
EP0687744A2 (fr)	1995-12-20
EP0687744A3 (fr)	1996-08-21
DE69513086D1 (de)	1999-12-09
DE69523342T2 (de)	2002-06-27
DE69513086T2 (de)	2000-07-13
EP0822265A2 (fr)	1998-02-04
EP0687744B1 (fr)	1999-11-03
DE69523342D1 (de)	2001-11-22
KR950032671A (ko)	1995-12-22
KR0180522B1 (ko)	1999-02-18

Publication	Publication Date	Title
EP0569696B1 (fr)	1997-10-01	Produits de carbure cémenté revêtus et procédés de leur fabrication
CA1303365C (fr)	1992-06-16	Diamants abrasifs polycristallins resistant aux temperatures de service
EP0168953A1 (fr)	1986-01-22	Bâton en matériaux composites et son procédé de fabrication
US5447549A (en)	1995-09-05	Hard alloy
US4008976A (en)	1977-02-22	Cutting tool and method for making same
EP0822265A3 (fr)	1998-04-15	Alliage dur fritté contenant de l'azote
IE913573A1 (en)	1992-04-22	Improved diamond tools for rock drilling, metal cutting and¹wear part applications
MXPA03003792A (es)	2004-04-20	Producto de cobresoldadura con temperatura de fusion baja.
CA2051765A1 (fr)	1992-03-21	Injecteur haute pression
PL1664363T3 (pl)	2011-02-28	Korpusy z twardych stopów lub cermetu i sposób ich wytwarzania
TW360582B (en)	1999-06-11	Wear resistant bond for abrasive tool
JPS6114229B2 (fr)	1986-04-17
US5248352A (en)	1993-09-28	Tic-base cermet alloy
EP0913490A3 (fr)	2003-03-19	Outil de coupe en cermet à base de carbonitrure et son procédé de préparation
US20010054332A1 (en)	2001-12-27	Cubic boron nitride flat cutting element compacts
EP0085125B1 (fr)	1986-09-03	Compositions de carbure cémentée et procédé de fabrication de ces compositions
JPS5672105A (en)	1981-06-16	Composite cutting body
EP0874063A1 (fr)	1998-10-28	Carbure cémenté, article revêtu ayant le carbure cémenté comme base, en particuliers des outils durs revêtus
JP3803694B2 (ja)	2006-08-02	窒素含有焼結硬質合金
JPS5826428B2 (ja)	1983-06-02	被覆超硬合金工具
JP2737676B2 (ja)	1998-04-08	窒素含有焼結硬質合金
KR980000810A (ko)	1998-03-30	내마모성이 탁월한 카보나이트라이드계 써멧 절단용구
JPS597349B2 (ja)	1984-02-17	被覆超硬合金工具
JPH0798964B2 (ja)	1995-10-25	立方晶窒化ホウ素超硬合金複合焼結体
JP2650098B2 (ja)	1997-09-03	高Ｍｎ非磁性鋼切削用工具

Legal Events

Date	Code	Title	Description
1997-12-19	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1998-02-04	17P	Request for examination filed	Effective date: 19970903
1998-02-04	AC	Divisional application: reference to earlier application	Ref document number: 687744 Country of ref document: EP
1998-02-04	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB IT
1998-02-27	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1998-04-15	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB IT
2000-03-29	17Q	First examination report despatched	Effective date: 20000215
2001-01-12	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2001-04-09	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2001-04-09	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2001-07-19	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2001-08-31	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
2001-10-17	AC	Divisional application: reference to earlier application	Ref document number: 687744 Country of ref document: EP
2001-10-17	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB IT
2001-10-17	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRE;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.SCRIBED TIME-LIMIT Effective date: 20011017
2001-11-22	REF	Corresponds to:	Ref document number: 69523342 Country of ref document: DE Date of ref document: 20011122
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2002-03-15	ET	Fr: translation filed
2002-05-08	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20020508 Year of fee payment: 8
2002-05-15	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20020515 Year of fee payment: 8
2002-08-23	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
2002-08-23	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
2002-10-09	26N	No opposition filed
2003-01-22	REG	Reference to a national code	Ref country code: GB Ref legal event code: 746 Effective date: 20021231
2003-04-18	REG	Reference to a national code	Ref country code: FR Ref legal event code: D6
2003-05-18	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030518
2004-01-07	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20030518
2004-01-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20040130
2004-02-27	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
2009-08-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20090514 Year of fee payment: 15
2011-04-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20101201