JPS6252021B2 - - Google Patents
Info
- Publication number
- JPS6252021B2 JPS6252021B2 JP19039084A JP19039084A JPS6252021B2 JP S6252021 B2 JPS6252021 B2 JP S6252021B2 JP 19039084 A JP19039084 A JP 19039084A JP 19039084 A JP19039084 A JP 19039084A JP S6252021 B2 JPS6252021 B2 JP S6252021B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- ppm
- cao
- added
- denitrification
- 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
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 35
- 229910052757 nitrogen Inorganic materials 0.000 claims description 25
- 229910052760 oxygen Inorganic materials 0.000 claims description 25
- 229910052782 aluminium Inorganic materials 0.000 claims description 23
- 229910000601 superalloy Inorganic materials 0.000 claims description 23
- 238000006477 desulfuration reaction Methods 0.000 claims description 19
- 230000023556 desulfurization Effects 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 229910052717 sulfur Inorganic materials 0.000 claims description 16
- 229910052719 titanium Inorganic materials 0.000 claims description 15
- 229910052726 zirconium Inorganic materials 0.000 claims description 14
- 229910052791 calcium Inorganic materials 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 239000011593 sulfur Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229910000882 Ca alloy Inorganic materials 0.000 claims description 6
- 239000012300 argon atmosphere Substances 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims 1
- 238000003795 desorption Methods 0.000 claims 1
- 239000011575 calcium Substances 0.000 description 28
- 239000000292 calcium oxide Substances 0.000 description 25
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 25
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 24
- 229910052751 metal Inorganic materials 0.000 description 21
- 239000002184 metal Substances 0.000 description 21
- 229910045601 alloy Inorganic materials 0.000 description 18
- 239000000956 alloy Substances 0.000 description 18
- 239000011819 refractory material Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 239000011822 basic refractory Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000003009 desulfurizing effect Effects 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000001603 reducing effect Effects 0.000 description 2
- 229910014459 Ca-Ni Inorganic materials 0.000 description 1
- 229910014473 Ca—Ni Inorganic materials 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19039084A JPS6167730A (ja) | 1984-09-11 | 1984-09-11 | ニツケル基超合金の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19039084A JPS6167730A (ja) | 1984-09-11 | 1984-09-11 | ニツケル基超合金の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6167730A JPS6167730A (ja) | 1986-04-07 |
| JPS6252021B2 true JPS6252021B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-11-02 |
Family
ID=16257362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19039084A Granted JPS6167730A (ja) | 1984-09-11 | 1984-09-11 | ニツケル基超合金の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6167730A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013189695A (ja) * | 2012-03-15 | 2013-09-26 | Mmc Superalloy Corp | Ｎｉ基合金の製造方法及びＮｉ基合金 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2576522B2 (ja) * | 1987-08-07 | 1997-01-29 | 三井造船株式会社 | Ｎｉ基超合金の脱窒方法 |
| CN110093520B (zh) * | 2019-03-19 | 2021-04-30 | 江苏汉青特种合金有限公司 | 一种耐腐蚀合金的制造方法 |
-
1984
- 1984-09-11 JP JP19039084A patent/JPS6167730A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013189695A (ja) * | 2012-03-15 | 2013-09-26 | Mmc Superalloy Corp | Ｎｉ基合金の製造方法及びＮｉ基合金 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6167730A (ja) | 1986-04-07 |
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