DE69525248D1 - Tungsten carbide containing surface crystalline tungsten carbide, composition for the production of surface crystalline tungsten carbide and method for producing the hard metal - Google Patents
Tungsten carbide containing surface crystalline tungsten carbide, composition for the production of surface crystalline tungsten carbide and method for producing the hard metalInfo
- Publication number
- DE69525248D1 DE69525248D1 DE69525248T DE69525248T DE69525248D1 DE 69525248 D1 DE69525248 D1 DE 69525248D1 DE 69525248 T DE69525248 T DE 69525248T DE 69525248 T DE69525248 T DE 69525248T DE 69525248 D1 DE69525248 D1 DE 69525248D1
- Authority
- DE
- Germany
- Prior art keywords
- tungsten carbide
- surface crystalline
- producing
- composition
- production
- 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 - Lifetime
Links
Classifications
-
- 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
- C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
- C22C1/055—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using carbon
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19950113238 EP0759480B1 (en) | 1995-08-23 | 1995-08-23 | Plate-crystalline tungsten carbide-containing hard alloy, composition for forming plate-crystalline tungsten carbide and process for preparing said hard alloy |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69525248D1 true DE69525248D1 (en) | 2002-03-14 |
DE69525248T2 DE69525248T2 (en) | 2002-09-26 |
Family
ID=8219549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1995625248 Expired - Lifetime DE69525248T2 (en) | 1995-08-23 | 1995-08-23 | Tungsten carbide containing surface crystalline tungsten carbide, composition for the production of surface crystalline tungsten carbide and method for producing the hard metal |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0759480B1 (en) |
DE (1) | DE69525248T2 (en) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29617040U1 (en) * | 1996-10-01 | 1997-01-23 | United Hardmetal GmbH, 72160 Horb | WC hard alloy |
KR100286970B1 (en) * | 1996-12-16 | 2001-04-16 | 오카야마 노리오 | Cemented carbide, its production method and cemented carbide tools |
DE19725914A1 (en) * | 1997-03-10 | 1998-09-17 | Widia Gmbh | Carbide or cermet sintered body and process for its production |
EP0966550B1 (en) | 1997-03-10 | 2001-10-04 | Widia GmbH | Hard metal or cermet sintered body and method for the production thereof |
SE9704742D0 (en) | 1997-12-18 | 1997-12-18 | Sandvik Ab | Coated cemented carbide with improved properties and method of making such body |
JP2001179507A (en) * | 1999-12-24 | 2001-07-03 | Kyocera Corp | Cutting tool |
JP4599673B2 (en) * | 2000-07-10 | 2010-12-15 | ダイキン工業株式会社 | Hydrogen fluoride production apparatus and production method |
CA2423273A1 (en) | 2003-03-26 | 2004-09-26 | Paul Caron | Fused tungsten carbides and method of manufacturing same |
US8637127B2 (en) | 2005-06-27 | 2014-01-28 | Kennametal Inc. | Composite article with coolant channels and tool fabrication method |
US7687156B2 (en) | 2005-08-18 | 2010-03-30 | Tdy Industries, Inc. | Composite cutting inserts and methods of making the same |
ES2386626T3 (en) | 2006-04-27 | 2012-08-23 | Tdy Industries, Inc. | Modular floor drilling heads with fixed blades and modular floor drilling heads bodies with fixed blades |
DE102006023390A1 (en) * | 2006-05-17 | 2007-11-29 | Ims Gear Gmbh | Planetary gear with powder metallurgically produced carbide pin |
CN102764893B (en) | 2006-10-25 | 2015-06-17 | 肯纳金属公司 | Articles having improved resistance to thermal cracking |
US8512882B2 (en) | 2007-02-19 | 2013-08-20 | TDY Industries, LLC | Carbide cutting insert |
US7846551B2 (en) | 2007-03-16 | 2010-12-07 | Tdy Industries, Inc. | Composite articles |
CA2725318A1 (en) | 2008-06-02 | 2009-12-10 | Tdy Industries, Inc. | Cemented carbide-metallic alloy composites |
US8790439B2 (en) | 2008-06-02 | 2014-07-29 | Kennametal Inc. | Composite sintered powder metal articles |
US8025112B2 (en) | 2008-08-22 | 2011-09-27 | Tdy Industries, Inc. | Earth-boring bits and other parts including cemented carbide |
US8322465B2 (en) | 2008-08-22 | 2012-12-04 | TDY Industries, LLC | Earth-boring bit parts including hybrid cemented carbides and methods of making the same |
US8272816B2 (en) | 2009-05-12 | 2012-09-25 | TDY Industries, LLC | Composite cemented carbide rotary cutting tools and rotary cutting tool blanks |
US8308096B2 (en) | 2009-07-14 | 2012-11-13 | TDY Industries, LLC | Reinforced roll and method of making same |
US8440314B2 (en) | 2009-08-25 | 2013-05-14 | TDY Industries, LLC | Coated cutting tools having a platinum group metal concentration gradient and related processes |
US9643236B2 (en) | 2009-11-11 | 2017-05-09 | Landis Solutions Llc | Thread rolling die and method of making same |
US8800848B2 (en) | 2011-08-31 | 2014-08-12 | Kennametal Inc. | Methods of forming wear resistant layers on metallic surfaces |
US9016406B2 (en) | 2011-09-22 | 2015-04-28 | Kennametal Inc. | Cutting inserts for earth-boring bits |
CN112359258B (en) * | 2020-10-22 | 2022-04-08 | 长沙黑金刚实业有限公司 | Mining hard alloy formula, mining hard alloy and preparation method thereof |
CN114318040B (en) * | 2021-12-29 | 2023-04-07 | 江西理工大学 | Rare earth-added hard alloy and preparation method thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE673788A (en) * | 1964-12-16 | 1966-04-01 | ||
JPS5463460A (en) | 1977-10-31 | 1979-05-22 | Toyoda Autom Loom Works Ltd | Cutting liquid regenerator |
US4358618A (en) | 1981-06-22 | 1982-11-09 | Allied Corporation | Decomposition of cumene oxidation product |
JPH0247239B2 (en) | 1984-12-31 | 1990-10-18 | Tooru Matsubara | HEIHOTODANHONOFUKUGOHOCHOSEISOCHI |
SE456428B (en) * | 1986-05-12 | 1988-10-03 | Santrade Ltd | HARD METAL BODY FOR MOUNTAIN DRILLING WITH BINDING PHASE GRADIENT AND WANTED TO MAKE IT SAME |
US4851041A (en) * | 1987-05-22 | 1989-07-25 | Exxon Research And Engineering Company | Multiphase composite particle |
JPH05339659A (en) * | 1992-06-05 | 1993-12-21 | Toshiba Tungaloy Co Ltd | Production of sintered hard alloy having sheet-like tungsten carbide and coated sintered hard alloy |
-
1995
- 1995-08-23 DE DE1995625248 patent/DE69525248T2/en not_active Expired - Lifetime
- 1995-08-23 EP EP19950113238 patent/EP0759480B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69525248T2 (en) | 2002-09-26 |
EP0759480B1 (en) | 2002-01-30 |
EP0759480A1 (en) | 1997-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |