JPS6364482B2 - - Google Patents
Info
- Publication number
- JPS6364482B2 JPS6364482B2 JP56116620A JP11662081A JPS6364482B2 JP S6364482 B2 JPS6364482 B2 JP S6364482B2 JP 56116620 A JP56116620 A JP 56116620A JP 11662081 A JP11662081 A JP 11662081A JP S6364482 B2 JPS6364482 B2 JP S6364482B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- chamber
- metal powder
- decarburizing
- decarburization
- 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
- 239000000843 powder Substances 0.000 claims description 52
- 238000005261 decarburization Methods 0.000 claims description 49
- 239000002184 metal Substances 0.000 claims description 44
- 229910052751 metal Inorganic materials 0.000 claims description 44
- 230000001590 oxidative effect Effects 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 36
- 238000001816 cooling Methods 0.000 claims description 33
- 238000000889 atomisation Methods 0.000 claims description 12
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 230000002401 inhibitory effect Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000009700 powder processing Methods 0.000 claims 3
- 238000004064 recycling Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 144
- 229910052760 oxygen Inorganic materials 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000009692 water atomization Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 238000009689 gas atomisation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910000756 V alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- -1 etc. Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56116620A JPS5819402A (ja) | 1981-07-24 | 1981-07-24 | 金属粉末の処理方法およびその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56116620A JPS5819402A (ja) | 1981-07-24 | 1981-07-24 | 金属粉末の処理方法およびその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5819402A JPS5819402A (ja) | 1983-02-04 |
| JPS6364482B2 true JPS6364482B2 (enrdf_load_stackoverflow) | 1988-12-12 |
Family
ID=14691689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56116620A Granted JPS5819402A (ja) | 1981-07-24 | 1981-07-24 | 金属粉末の処理方法およびその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5819402A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5827902A (ja) * | 1981-08-10 | 1983-02-18 | Sumitomo Metal Ind Ltd | 金属粉末の処理方法およびその装置 |
| JPS5827901A (ja) * | 1981-08-10 | 1983-02-18 | Sumitomo Metal Ind Ltd | 金属粉末の処理方法およびその装置 |
| JPS6144101A (ja) * | 1984-08-07 | 1986-03-03 | Kawasaki Steel Corp | 鉄鋼粉の仕上熱処理装置 |
| JPS61139604A (ja) * | 1984-12-11 | 1986-06-26 | Sumitomo Metal Ind Ltd | 中高炭素金属粉末の製造方法 |
-
1981
- 1981-07-24 JP JP56116620A patent/JPS5819402A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5819402A (ja) | 1983-02-04 |
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