JPH0238901B2 - - Google Patents
Info
- Publication number
- JPH0238901B2 JPH0238901B2 JP59016965A JP1696584A JPH0238901B2 JP H0238901 B2 JPH0238901 B2 JP H0238901B2 JP 59016965 A JP59016965 A JP 59016965A JP 1696584 A JP1696584 A JP 1696584A JP H0238901 B2 JPH0238901 B2 JP H0238901B2
- Authority
- JP
- Japan
- Prior art keywords
- molten metal
- particulate
- molten steel
- fine particles
- gas
- 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
- 239000002184 metal Substances 0.000 claims description 44
- 229910052751 metal Inorganic materials 0.000 claims description 44
- 239000010419 fine particle Substances 0.000 claims description 29
- 238000004458 analytical method Methods 0.000 claims description 20
- 239000011261 inert gas Substances 0.000 claims description 7
- 238000004020 luminiscence type Methods 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 description 37
- 239000010959 steel Substances 0.000 description 37
- 239000007789 gas Substances 0.000 description 30
- 239000002245 particle Substances 0.000 description 23
- 238000001704 evaporation Methods 0.000 description 18
- 230000008020 evaporation Effects 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 238000007670 refining Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 238000009628 steelmaking Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000011088 calibration curve Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009616 inductively coupled plasma Methods 0.000 description 3
- 238000004611 spectroscopical analysis Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004993 emission spectroscopy Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000001637 plasma atomic emission spectroscopy Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
- G01N21/73—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using plasma burners or torches
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1696584A JPS60162943A (ja) | 1984-02-03 | 1984-02-03 | 蒸発微粒子回収溶融金属分析方法および装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1696584A JPS60162943A (ja) | 1984-02-03 | 1984-02-03 | 蒸発微粒子回収溶融金属分析方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60162943A JPS60162943A (ja) | 1985-08-24 |
| JPH0238901B2 true JPH0238901B2 (ko) | 1990-09-03 |
Family
ID=11930808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1696584A Granted JPS60162943A (ja) | 1984-02-03 | 1984-02-03 | 蒸発微粒子回収溶融金属分析方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60162943A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3001648U (ja) * | 1994-03-03 | 1994-09-06 | 平野産業株式会社 | スリッパ |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4730925A (en) * | 1985-09-20 | 1988-03-15 | Nippon Steel Corporation | Method of spectroscopically determining the composition of molten iron |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5034438A (ko) * | 1973-07-31 | 1975-04-02 | ||
| JPS5890152A (ja) * | 1981-11-25 | 1983-05-28 | Nippon Steel Corp | 小形状金属試料の直接発光分光分析方法及び装置 |
-
1984
- 1984-02-03 JP JP1696584A patent/JPS60162943A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5034438A (ko) * | 1973-07-31 | 1975-04-02 | ||
| JPS5890152A (ja) * | 1981-11-25 | 1983-05-28 | Nippon Steel Corp | 小形状金属試料の直接発光分光分析方法及び装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3001648U (ja) * | 1994-03-03 | 1994-09-06 | 平野産業株式会社 | スリッパ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60162943A (ja) | 1985-08-24 |
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