SE512668C2 - Sätt att tillverka en korrosionsresistent hårdmetall - Google Patents

Sätt att tillverka en korrosionsresistent hårdmetall

Info

Publication number: SE512668C2
Authority: SE; Sweden
Prior art keywords: binder phase; cemented carbide; weight; sintering; carbon content
Prior art date: 1997-09-05

Application number

SE9703202A

Other languages

English (en)

Swedish (sv)

Other versions

SE9703202L (sv

SE9703202D0 (sv

Inventor

Stefan Ederyd

Original Assignee

Sandvik Ab

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.)

1997-09-05

Filing date

1997-09-05

Publication date

2000-04-17

1997-09-05 Application filed by Sandvik Ab filed Critical Sandvik Ab

1997-09-05 Priority to SE9703202A priority Critical patent/SE512668C2/sv

1997-09-05 Publication of SE9703202D0 publication Critical patent/SE9703202D0/xx

1998-09-04 Priority to US09/486,371 priority patent/US6524364B1/en

1998-09-04 Priority to JP2000510902A priority patent/JP4402289B2/ja

1998-09-04 Priority to PCT/SE1998/001572 priority patent/WO1999013119A1/en

1998-09-04 Priority to EP98943145A priority patent/EP1019557B1/de

1998-09-04 Priority to AT98943145T priority patent/ATE235577T1/de

1998-09-04 Priority to DE69812664T priority patent/DE69812664T2/de

1999-03-06 Publication of SE9703202L publication Critical patent/SE9703202L/

2000-04-17 Publication of SE512668C2 publication Critical patent/SE512668C2/sv

Links

230000007797 corrosion Effects 0.000 title claims abstract description 7
238000005260 corrosion Methods 0.000 title claims abstract description 7
238000004519 manufacturing process Methods 0.000 title claims 2
239000011230 binding agent Substances 0.000 claims abstract description 11
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 10
229910052799 carbon Inorganic materials 0.000 claims abstract description 10
230000003647 oxidation Effects 0.000 claims abstract 2
238000007254 oxidation reaction Methods 0.000 claims abstract 2
239000000843 powder Substances 0.000 claims description 7
238000005245 sintering Methods 0.000 claims description 7
239000000203 mixture Substances 0.000 claims description 4
239000000470 constituent Substances 0.000 claims description 2
238000001816 cooling Methods 0.000 claims description 2
238000000034 method Methods 0.000 claims description 2
238000001035 drying Methods 0.000 claims 1
238000000227 grinding Methods 0.000 claims 1
238000003825 pressing Methods 0.000 claims 1
239000000463 material Substances 0.000 description 4
238000007789 sealing Methods 0.000 description 3
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
238000005516 engineering process Methods 0.000 description 2
150000001247 metal acetylides Chemical class 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000003112 inhibitor Substances 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
239000004071 soot Substances 0.000 description 1
238000010998 test method Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Powder Metallurgy (AREA)
Carbon And Carbon Compounds (AREA)
Gasket Seals (AREA)
Sliding-Contact Bearings (AREA)
Cutting Tools, Boring Holders, And Turrets (AREA)

SE9703202A 1997-09-05 1997-09-05 Sätt att tillverka en korrosionsresistent hårdmetall SE512668C2 (sv)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
SE9703202A SE512668C2 (sv)	1997-09-05	1997-09-05	Sätt att tillverka en korrosionsresistent hårdmetall
US09/486,371 US6524364B1 (en)	1997-09-05	1998-09-04	Corrosion resistant cemented carbide
JP2000510902A JP4402289B2 (ja)	1997-09-05	1998-09-04	耐食性超硬合金
PCT/SE1998/001572 WO1999013119A1 (en)	1997-09-05	1998-09-04	Corrosion resistant cemented carbide
EP98943145A EP1019557B1 (de)	1997-09-05	1998-09-04	Korrosionsbeständige zementierte karbide
AT98943145T ATE235577T1 (de)	1997-09-05	1998-09-04	Korrosionsbeständige zementierte karbide
DE69812664T DE69812664T2 (de)	1997-09-05	1998-09-04	Korrosionsbeständige zementierte karbide

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9703202A SE512668C2 (sv)	1997-09-05	1997-09-05	Sätt att tillverka en korrosionsresistent hårdmetall

Publications (3)

Publication Number	Publication Date
SE9703202D0 SE9703202D0 (sv)	1997-09-05
SE9703202L SE9703202L (sv)	1999-03-06
SE512668C2 true SE512668C2 (sv)	2000-04-17

Family

ID=20408149

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9703202A SE512668C2 (sv)	1997-09-05	1997-09-05	Sätt att tillverka en korrosionsresistent hårdmetall

Country Status (7)

Country	Link
US (1)	US6524364B1 (de)
EP (1)	EP1019557B1 (de)
JP (1)	JP4402289B2 (de)
AT (1)	ATE235577T1 (de)
DE (1)	DE69812664T2 (de)
SE (1)	SE512668C2 (de)
WO (1)	WO1999013119A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE522571C2 (sv) *	2001-02-08	2004-02-17	Sandvik Ab	Tätningsringar av hårdmetall för dricksvattenstillämpningar
SE523821C2 (sv) *	2002-10-25	2004-05-18	Sandvik Ab	Hårdmetall för olje- och gastillämpningar
US20050072269A1 (en) *	2003-10-03	2005-04-07	Debangshu Banerjee	Cemented carbide blank suitable for electric discharge machining and cemented carbide body made by electric discharge machining
US7063198B2 (en) *	2004-10-13	2006-06-20	Eaton Corporation	Coupling device and improved fluid pressure system therefor
ES2644711T3 (es) *	2008-12-18	2017-11-30	Sandvik Intellectual Property Ab	Cuchilla de cortador rotativo
EP2439300A1 (de) *	2010-10-08	2012-04-11	Sandvik Intellectual Property AB	Sinterkarbid
WO2016107842A1 (en) *	2014-12-30	2016-07-07	Sandvik Intellectual Property Ab	Corrosion resistant cemented carbide for fluid handling
EP3240916B1 (de) *	2014-12-30	2019-09-18	Hyperion Materials & Technologies (Sweden) AB	Leichtes hartmetall für fluiderosionsfeste komponenten
EP3546608B1 (de)	2018-03-27	2023-06-07	Sandvik Mining and Construction Tools AB	Gesteinsbohreinsatz
CN113166862B (zh)	2019-10-25	2022-06-21	住友电气工业株式会社	硬质合金以及包括其作为基材的切削工具
CN115747599B (zh) *	2022-11-28	2024-05-17	株洲硬质合金集团有限公司	一种高Cr含量粗晶硬质合金及其制备方法和应用

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3677722A (en) *	1969-11-24	1972-07-18	Walmet Corp The	Cemented carbide composition and method of preparation
US3677772A (en)	1970-05-14	1972-07-18	Int Flavors & Fragrances Inc	Cycloalkyl mercaptan compositions and processes therefor
SE420844B (sv) *	1979-05-17	1981-11-02	Sandvik Ab	Sintrad hardmetall av nickelbaserad bindemetall och volframkarbid
US4359335A (en) *	1980-06-05	1982-11-16	Smith International, Inc.	Method of fabrication of rock bit inserts of tungsten carbide (WC) and cobalt (Co) with cutting surface wear pad of relative hardness and body portion of relative toughness sintered as an integral composite
US5593474A (en) *	1988-08-04	1997-01-14	Smith International, Inc.	Composite cemented carbide
US4956012A (en) *	1988-10-03	1990-09-11	Newcomer Products, Inc.	Dispersion alloyed hard metal composites
US5041261A (en) *	1990-08-31	1991-08-20	Gte Laboratories Incorporated	Method for manufacturing ceramic-metal articles
SE9003521D0 (sv) *	1990-11-05	1990-11-05	Sandvik Ab	High pressure isostatic densiffication process
SE9100227D0 (sv) *	1991-01-25	1991-01-25	Sandvik Ab	Corrosion resistant cemented carbide
US5310605A (en) *	1992-08-25	1994-05-10	Valenite Inc.	Surface-toughened cemented carbide bodies and method of manufacture
WO1994025412A1 (en) *	1993-04-30	1994-11-10	The Dow Chemical Company	Densified micrograin refractory metal or solid solution (mixed metal) carbide ceramics
AU5657396A (en) *	1995-05-11	1996-11-29	Amic Industries Limited	Cemented carbide
US5773735A (en) *	1996-11-20	1998-06-30	The Dow Chemical Company	Dense fine grained monotungsten carbide-transition metal cemented carbide body and preparation thereof
SE512161C2 (sv) *	1998-06-30	2000-02-07	Sandvik Ab	Hårdmetall och användning av denna vid olje- och gasutvinning

1997
- 1997-09-05 SE SE9703202A patent/SE512668C2/sv not_active IP Right Cessation
1998
- 1998-09-04 JP JP2000510902A patent/JP4402289B2/ja not_active Expired - Lifetime
- 1998-09-04 DE DE69812664T patent/DE69812664T2/de not_active Expired - Lifetime
- 1998-09-04 EP EP98943145A patent/EP1019557B1/de not_active Expired - Lifetime
- 1998-09-04 US US09/486,371 patent/US6524364B1/en not_active Expired - Lifetime
- 1998-09-04 AT AT98943145T patent/ATE235577T1/de active
- 1998-09-04 WO PCT/SE1998/001572 patent/WO1999013119A1/en not_active Ceased

Also Published As

Publication number	Publication date
US6524364B1 (en)	2003-02-25
SE9703202L (sv)	1999-03-06
JP2001515961A (ja)	2001-09-25
DE69812664D1 (de)	2003-04-30
EP1019557B1 (de)	2003-03-26
WO1999013119A1 (en)	1999-03-18
JP4402289B2 (ja)	2010-01-20
DE69812664T2 (de)	2003-09-18
ATE235577T1 (de)	2003-04-15
EP1019557A1 (de)	2000-07-19
SE9703202D0 (sv)	1997-09-05

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Legal Events

Date	Code	Title	Description
2017-10-31	NUG	Patent has lapsed