CH621749A5 - - Google Patents
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- Publication number
- CH621749A5 CH621749A5 CH972577A CH972577A CH621749A5 CH 621749 A5 CH621749 A5 CH 621749A5 CH 972577 A CH972577 A CH 972577A CH 972577 A CH972577 A CH 972577A CH 621749 A5 CH621749 A5 CH 621749A5
- Authority
- CH
- Switzerland
- Prior art keywords
- carbide
- tungsten
- formula
- molybdenum
- temperature
- Prior art date
Links
- 229910052750 molybdenum Inorganic materials 0.000 claims description 30
- 229910052721 tungsten Inorganic materials 0.000 claims description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 19
- 239000006104 solid solution Substances 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 14
- 239000010937 tungsten Substances 0.000 claims description 13
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 239000011733 molybdenum Substances 0.000 claims description 11
- 150000001247 metal acetylides Chemical class 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 4
- 239000011872 intimate mixture Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 239000002737 fuel gas Substances 0.000 claims 1
- 239000007858 starting material Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 description 14
- 239000000243 solution Substances 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 11
- 238000002441 X-ray diffraction Methods 0.000 description 10
- 239000008187 granular material Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 238000001354 calcination Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910001080 W alloy Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000020477 pH reduction Effects 0.000 description 3
- -1 such as Co Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- XACAZEWCMFHVBX-UHFFFAOYSA-N [C].[Mo] Chemical compound [C].[Mo] XACAZEWCMFHVBX-UHFFFAOYSA-N 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- APUPEJJSWDHEBO-UHFFFAOYSA-P ammonium molybdate Chemical compound [NH4+].[NH4+].[O-][Mo]([O-])(=O)=O APUPEJJSWDHEBO-UHFFFAOYSA-P 0.000 description 2
- 239000011609 ammonium molybdate Substances 0.000 description 2
- 229940010552 ammonium molybdate Drugs 0.000 description 2
- 235000018660 ammonium molybdate Nutrition 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910003893 H2WO4 Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000005078 molybdenum compound Substances 0.000 description 1
- 150000002752 molybdenum compounds Chemical class 0.000 description 1
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Inorganic materials O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000011973 solid acid Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 description 1
- CMPGARWFYBADJI-UHFFFAOYSA-L tungstic acid Chemical compound O[W](O)(=O)=O CMPGARWFYBADJI-UHFFFAOYSA-L 0.000 description 1
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
- C04B35/515—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
- C04B35/56—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 carbides or oxycarbides
- C04B35/5607—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 carbides or oxycarbides based on refractory metal carbides
- C04B35/5626—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 carbides or oxycarbides based on refractory metal carbides based on tungsten carbides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
- C01B32/949—Tungsten or molybdenum 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
- 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
- C04B35/56—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 carbides or oxycarbides
- C04B35/5607—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 carbides or oxycarbides based on refractory metal carbides
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
- C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Carbon And Carbon Compounds (AREA)
- Ceramic Products (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH972577A CH621749A5 (zh) | 1977-08-09 | 1977-08-09 | |
| PCT/EP1978/000004 WO1979000089A1 (en) | 1977-08-09 | 1978-07-27 | Process for the preparation of a material based on metal carbides |
| DE7878900079T DE2861351D1 (en) | 1977-08-09 | 1978-07-27 | Extrahard material of hexagonal structure based on metal carbides, a method for its preparation and its use as a catalyst or for sintered carbide products |
| US06/114,088 US4330332A (en) | 1977-08-09 | 1978-07-27 | Process for the preparation of molybdenum-tungsten carbides |
| AT0575778A AT365657B (de) | 1977-08-09 | 1978-08-08 | Verfahren zur herstellung eines extra harten materials |
| JP9628878A JPS5429900A (en) | 1977-08-09 | 1978-08-09 | Super hard material and method of making same |
| EP78900079A EP0006886B1 (en) | 1977-08-09 | 1979-03-12 | Extrahard material of hexagonal structure based on metal carbides, a method for its preparation and its use as a catalyst or for sintered carbide products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH972577A CH621749A5 (zh) | 1977-08-09 | 1977-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH621749A5 true CH621749A5 (zh) | 1981-02-27 |
Family
ID=4354992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH972577A CH621749A5 (zh) | 1977-08-09 | 1977-08-09 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4330332A (zh) |
| EP (1) | EP0006886B1 (zh) |
| JP (1) | JPS5429900A (zh) |
| AT (1) | AT365657B (zh) |
| CH (1) | CH621749A5 (zh) |
| DE (1) | DE2861351D1 (zh) |
| WO (1) | WO1979000089A1 (zh) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3228692C2 (de) * | 1982-07-31 | 1984-05-24 | Fried. Krupp Gmbh, 4300 Essen | Hartmetall |
| US4454105A (en) * | 1982-10-05 | 1984-06-12 | Amax Inc. | Production of (Mo,W) C hexagonal carbide |
| FR2543152B1 (fr) * | 1983-03-25 | 1985-06-14 | Eurotungstene Poudres | Catalyseurs de reformage a base de carbures de tungstene et/ou molybdene et leur methode d'utilisation |
| US4639352A (en) * | 1985-05-29 | 1987-01-27 | Sumitomo Electric Industries, Ltd. | Hard alloy containing molybdenum |
| SE456428B (sv) * | 1986-05-12 | 1988-10-03 | Santrade Ltd | Hardmetallkropp for bergborrning med bindefasgradient och sett att framstella densamma |
| USRE35538E (en) * | 1986-05-12 | 1997-06-17 | Santrade Limited | Sintered body for chip forming machine |
| SE453202B (sv) * | 1986-05-12 | 1988-01-18 | Sandvik Ab | Sinterkropp for skerande bearbetning |
| US4834963A (en) * | 1986-12-16 | 1989-05-30 | Kennametal Inc. | Macrocrystalline tungsten monocarbide powder and process for producing |
| US4945073A (en) * | 1988-09-20 | 1990-07-31 | The Dow Chemical Company | High hardness, wear resistant materials |
| CA1331202C (en) * | 1988-09-20 | 1994-08-02 | The Dow Chemical Company | Mixed carbide material |
| US5215945A (en) * | 1988-09-20 | 1993-06-01 | The Dow Chemical Company | High hardness, wear resistant materials |
| US5047372A (en) * | 1988-12-29 | 1991-09-10 | Ucar Carbon Technology Corporation | Alloyed powder and method of preparing same |
| WO1991001269A1 (en) * | 1989-07-20 | 1991-02-07 | Institut Strukturnoi Makrokinetiki Akademii Nauk Sssr | Method for obtaining molybdenum carbide |
| US5304342A (en) * | 1992-06-11 | 1994-04-19 | Hall Jr H Tracy | Carbide/metal composite material and a process therefor |
| US5380688A (en) * | 1993-08-09 | 1995-01-10 | The Dow Chemical Company | Method for making submicrometer carbides, submicrometer solid solution carbides, and the material resulting therefrom |
| US6022175A (en) * | 1997-08-27 | 2000-02-08 | Kennametal Inc. | Elongate rotary tool comprising a cermet having a Co-Ni-Fe binder |
| US6010283A (en) * | 1997-08-27 | 2000-01-04 | Kennametal Inc. | Cutting insert of a cermet having a Co-Ni-Fe-binder |
| US5992546A (en) * | 1997-08-27 | 1999-11-30 | Kennametal Inc. | Rotary earth strata penetrating tool with a cermet insert having a co-ni-fe-binder |
| US6170917B1 (en) | 1997-08-27 | 2001-01-09 | Kennametal Inc. | Pick-style tool with a cermet insert having a Co-Ni-Fe-binder |
| US20040079191A1 (en) * | 2002-10-24 | 2004-04-29 | Toshiba Tungaloy Co., Ltd. | Hard alloy and W-based composite carbide powder used as starting material |
| RU2459015C2 (ru) * | 2010-08-23 | 2012-08-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Кабардино-Балкарский государственный университет им. Х.М. Бербекова" (КБГУ) | Способ получения нанодисперсных порошков двойных карбидов вольфрама и молибдена |
| JP5771853B2 (ja) * | 2011-03-24 | 2015-09-02 | 国立大学法人秋田大学 | ＷＣ基Ｗ−Ｍｏ−Ｓｉ−Ｃ系複合セラミックス及びその製造方法 |
| US10022709B2 (en) * | 2013-08-06 | 2018-07-17 | Massachusetts Institute Of Technology | Process for the production of non-sintered transition metal carbide and nitride nanoparticles |
| CN113173789B (zh) * | 2021-03-30 | 2023-04-18 | 四川科力特硬质合金股份有限公司 | 一种无粘结相耐腐蚀硬质合金及其生产工艺和应用 |
| CN115637367B (zh) * | 2022-10-21 | 2023-08-01 | 武汉科技大学 | 一种基于钒化合物的钒氮合金及其制备方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR874342A (fr) * | 1940-08-12 | 1942-08-04 | Comm Aciers Soc Ind | Procédé pour la fabrication d'alliages durs pour outils et instruments de travail |
| US3077385A (en) * | 1959-01-06 | 1963-02-12 | Gen Electric | Process for producing carbides |
| CA936676A (en) | 1968-07-02 | 1973-11-13 | Courty Philippe | Preparation of homogeneous oxides of mixed metallic elements |
| DE2063350A1 (de) * | 1970-06-04 | 1972-06-29 | Bosch Gmbh Robert | Verfahren zur Herstellung von Brennstoffelektroden für elektrochemische Systeme, insbesondere für Brennstoffzellen |
| GB1367763A (en) * | 1970-10-05 | 1974-09-25 | Atomic Energy Authority Uk | Sols nad gels containing mixed tungsten and titanium oxides and carbides produced therefrom |
| US3743499A (en) * | 1971-10-21 | 1973-07-03 | Nordstjernan Rederi Ab | Method of enlarging the particle size of transition metal powder and carbides thereof |
| US4049380A (en) * | 1975-05-29 | 1977-09-20 | Teledyne Industries, Inc. | Cemented carbides containing hexagonal molybdenum |
| US4066451A (en) * | 1976-02-17 | 1978-01-03 | Erwin Rudy | Carbide compositions for wear-resistant facings and method of fabrication |
| AT344405B (de) * | 1976-05-20 | 1978-07-25 | Hans Dr Nowotny | Molybdaencarbid enthaltende hartstoffe zur herstellung von hartmetall-legierungen fuer schneidwerkzeuge und verschleissteile und verfahren zu ihrer herstellung |
| US4216009A (en) * | 1977-07-27 | 1980-08-05 | Sumitomo Electric Industries, Ltd. | Method of making alloy and carbide powders of molybdenum and tungsten |
| US4257809A (en) * | 1979-01-05 | 1981-03-24 | General Electric Company | Molybdenum monocarbide-tungsten monocarbide solid solutions |
-
1977
- 1977-08-09 CH CH972577A patent/CH621749A5/fr not_active IP Right Cessation
-
1978
- 1978-07-27 DE DE7878900079T patent/DE2861351D1/de not_active Expired
- 1978-07-27 WO PCT/EP1978/000004 patent/WO1979000089A1/de unknown
- 1978-07-27 US US06/114,088 patent/US4330332A/en not_active Expired - Lifetime
- 1978-08-08 AT AT0575778A patent/AT365657B/de not_active IP Right Cessation
- 1978-08-09 JP JP9628878A patent/JPS5429900A/ja active Pending
-
1979
- 1979-03-12 EP EP78900079A patent/EP0006886B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT365657B (de) | 1982-02-10 |
| EP0006886A1 (en) | 1980-01-23 |
| ATA575778A (de) | 1981-06-15 |
| DE2861351D1 (en) | 1982-01-28 |
| US4330332A (en) | 1982-05-18 |
| EP0006886B1 (en) | 1981-11-25 |
| JPS5429900A (en) | 1979-03-06 |
| WO1979000089A1 (en) | 1979-02-22 |
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