DE286184C - - Google Patents
Info
- Publication number
- DE286184C DE286184C DENDAT286184D DE286184DA DE286184C DE 286184 C DE286184 C DE 286184C DE NDAT286184 D DENDAT286184 D DE NDAT286184D DE 286184D A DE286184D A DE 286184DA DE 286184 C DE286184 C DE 286184C
- Authority
- DE
- Germany
- Prior art keywords
- tungsten
- coal
- carbon
- achieving
- pieces
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 4
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 claims 3
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 239000003245 coal Substances 0.000 claims 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims 2
- 229910052721 tungsten Inorganic materials 0.000 claims 2
- 239000010937 tungsten Substances 0.000 claims 2
- 229910039444 MoC Inorganic materials 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1068—Making hard metals based on borides, carbides, nitrides, oxides or silicides
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Description
BERLIN.„_GEBR1ICK31_IN
Claims (1)
- Patent-Anspruch:Verfahren zur Herstellung von beliebig großen Stücken Wolfram- oder Molybdäncarbid, gekennzeichnet dadurch, daß ein Wolfram- oder Molybdänsäureanhydrid oder -oxyd, dem die erforderliche Menge Kohle in Pulverform zugesetzt wird, in einem Kohletiegel im Kohlerohrwiderstandsofen, dessen Stromzuführungsklemmen auch aus Kohlestoff bestehen, bis zur vollständigen Erreichung des Schmelzflusses erhitzt wird.
Publications (1)
Publication Number | Publication Date |
---|---|
DE286184C true DE286184C (de) |
Family
ID=541526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT286184D Active DE286184C (de) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE286184C (de) |
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0
- DE DENDAT286184D patent/DE286184C/de active Active
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