DE3216859C2 - Verfahren und Vorrichtung zur Aufarbeitung von Hartmetallabfällen für ihre erneute Verwendung - Google Patents
Verfahren und Vorrichtung zur Aufarbeitung von Hartmetallabfällen für ihre erneute VerwendungInfo
- Publication number
- DE3216859C2 DE3216859C2 DE3216859A DE3216859A DE3216859C2 DE 3216859 C2 DE3216859 C2 DE 3216859C2 DE 3216859 A DE3216859 A DE 3216859A DE 3216859 A DE3216859 A DE 3216859A DE 3216859 C2 DE3216859 C2 DE 3216859C2
- Authority
- DE
- Germany
- Prior art keywords
- hard metal
- reactor
- plasma
- waste
- metal waste
- 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
Links
- 239000010814 metallic waste Substances 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract 2
- 230000001105 regulatory effect Effects 0.000 claims abstract 2
- 239000007789 gas Substances 0.000 claims description 13
- 239000011230 binding agent Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 150000001247 metal acetylides Chemical class 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 229910017052 cobalt Inorganic materials 0.000 abstract description 13
- 239000010941 cobalt Substances 0.000 abstract description 13
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract description 13
- 239000002699 waste material Substances 0.000 abstract description 12
- 239000000463 material Substances 0.000 abstract description 8
- 239000000843 powder Substances 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005245 sintering Methods 0.000 abstract description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 abstract description 2
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000009832 plasma treatment Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/005—Separation by a physical processing technique only, e.g. by mechanical breaking
-
- 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
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
- C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Geochemistry & Mineralogy (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU811404A HU183442B (en) | 1981-05-18 | 1981-05-18 | Method and apparatus for reusing hard metal waste by application of plasmatechnic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3216859A1 DE3216859A1 (de) | 1983-02-03 |
| DE3216859C2 true DE3216859C2 (de) | 1985-12-05 |
Family
ID=10954330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3216859A Expired DE3216859C2 (de) | 1981-05-18 | 1982-05-05 | Verfahren und Vorrichtung zur Aufarbeitung von Hartmetallabfällen für ihre erneute Verwendung |
Country Status (5)
| Country | Link |
|---|---|
| CS (1) | CS235017B2 (enExample) |
| DD (1) | DD202404A5 (enExample) |
| DE (1) | DE3216859C2 (enExample) |
| FR (1) | FR2505875A1 (enExample) |
| HU (1) | HU183442B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1286886B1 (it) * | 1996-12-02 | 1998-07-17 | M B N S R L | Processo di riciclaggio mediante macinazione di scarti solidi industriali e materiali alla fine del loro ciclo di vita |
| PE20240129A1 (es) * | 2021-05-18 | 2024-01-25 | Sandvik Mining And Construction Tools Ab | Metodo y aparato para la extraccion de cuerpos de carburo cementado a partir de un componente |
| CN114772625A (zh) * | 2022-04-12 | 2022-07-22 | 四川大学 | 电石渣中钙离子的溶出方法及其在矿化封存co2联产轻质碳酸钙中的应用 |
-
1981
- 1981-05-18 HU HU811404A patent/HU183442B/hu not_active IP Right Cessation
-
1982
- 1982-05-05 DE DE3216859A patent/DE3216859C2/de not_active Expired
- 1982-05-17 FR FR8208584A patent/FR2505875A1/fr active Granted
- 1982-05-18 DD DD82239956A patent/DD202404A5/de not_active IP Right Cessation
- 1982-05-18 CS CS823647A patent/CS235017B2/cs unknown
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2505875A1 (fr) | 1982-11-19 |
| FR2505875B3 (enExample) | 1984-03-23 |
| HU183442B (en) | 1984-05-28 |
| DE3216859A1 (de) | 1983-02-03 |
| DD202404A5 (de) | 1983-09-14 |
| CS235017B2 (en) | 1985-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: C22F 1/02 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |